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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.xerces.impl.xs;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Map;
import java.util.Stack;
import java.util.Vector;
import javax.xml.XMLConstants;
import org.apache.xerces.impl.Constants;
import org.apache.xerces.impl.RevalidationHandler;
import org.apache.xerces.impl.XMLEntityManager;
import org.apache.xerces.impl.XMLErrorReporter;
import org.apache.xerces.impl.dv.DatatypeException;
import org.apache.xerces.impl.dv.InvalidDatatypeValueException;
import org.apache.xerces.impl.dv.ValidatedInfo;
import org.apache.xerces.impl.dv.XSSimpleType;
import org.apache.xerces.impl.dv.xs.XSSimpleTypeDecl;
import org.apache.xerces.impl.validation.ConfigurableValidationState;
import org.apache.xerces.impl.validation.ValidationManager;
import org.apache.xerces.impl.validation.ValidationState;
import org.apache.xerces.impl.xs.identity.Field;
import org.apache.xerces.impl.xs.identity.FieldActivator;
import org.apache.xerces.impl.xs.identity.IdentityConstraint;
import org.apache.xerces.impl.xs.identity.KeyRef;
import org.apache.xerces.impl.xs.identity.Selector;
import org.apache.xerces.impl.xs.identity.UniqueOrKey;
import org.apache.xerces.impl.xs.identity.ValueStore;
import org.apache.xerces.impl.xs.identity.XPathMatcher;
import org.apache.xerces.impl.xs.models.CMBuilder;
import org.apache.xerces.impl.xs.models.CMNodeFactory;
import org.apache.xerces.impl.xs.models.XSCMValidator;
import org.apache.xerces.impl.xs.util.XS10TypeHelper;
import org.apache.xerces.util.AugmentationsImpl;
import org.apache.xerces.util.IntStack;
import org.apache.xerces.util.SymbolTable;
import org.apache.xerces.util.XMLAttributesImpl;
import org.apache.xerces.util.XMLChar;
import org.apache.xerces.util.XMLSymbols;
import org.apache.xerces.util.URI.MalformedURIException;
import org.apache.xerces.xni.Augmentations;
import org.apache.xerces.xni.NamespaceContext;
import org.apache.xerces.xni.QName;
import org.apache.xerces.xni.XMLAttributes;
import org.apache.xerces.xni.XMLDocumentHandler;
import org.apache.xerces.xni.XMLLocator;
import org.apache.xerces.xni.XMLResourceIdentifier;
import org.apache.xerces.xni.XMLString;
import org.apache.xerces.xni.XNIException;
import org.apache.xerces.xni.grammars.XMLGrammarDescription;
import org.apache.xerces.xni.grammars.XMLGrammarPool;
import org.apache.xerces.xni.parser.XMLComponent;
import org.apache.xerces.xni.parser.XMLComponentManager;
import org.apache.xerces.xni.parser.XMLConfigurationException;
import org.apache.xerces.xni.parser.XMLDocumentFilter;
import org.apache.xerces.xni.parser.XMLDocumentSource;
import org.apache.xerces.xni.parser.XMLEntityResolver;
import org.apache.xerces.xni.parser.XMLInputSource;
import org.apache.xerces.xs.AttributePSVI;
import org.apache.xerces.xs.ElementPSVI;
import org.apache.xerces.xs.ShortList;
import org.apache.xerces.xs.StringList;
import org.apache.xerces.xs.XSConstants;
import org.apache.xerces.xs.XSObjectList;
import org.apache.xerces.xs.XSTypeDefinition;
/**
* The XML Schema validator. The validator implements a document
* filter: receiving document events from the scanner; validating
* the content and structure; augmenting the InfoSet, if applicable;
* and notifying the parser of the information resulting from the
* validation process.
*
* This component requires the following features and properties from the
* component manager that uses it:
*
* - http://xml.org/sax/features/validation
* - http://apache.org/xml/properties/internal/symbol-table
* - http://apache.org/xml/properties/internal/error-reporter
* - http://apache.org/xml/properties/internal/entity-resolver
*
*
* @xerces.internal
*
* @author Sandy Gao IBM
* @author Elena Litani IBM
* @author Andy Clark IBM
* @author Neeraj Bajaj, Sun Microsystems, inc.
* @version $Id: XMLSchemaValidator.java 1894472 2021-10-22 10:17:43Z mukulg $
*/
public class XMLSchemaValidator
implements XMLComponent, XMLDocumentFilter, FieldActivator, RevalidationHandler, XSElementDeclHelper {
//
// Constants
//
private static final boolean DEBUG = false;
// feature identifiers
/** Feature identifier: validation. */
protected static final String VALIDATION =
Constants.SAX_FEATURE_PREFIX + Constants.VALIDATION_FEATURE;
/** Feature identifier: validation. */
protected static final String SCHEMA_VALIDATION =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_VALIDATION_FEATURE;
/** Feature identifier: schema full checking*/
protected static final String SCHEMA_FULL_CHECKING =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_FULL_CHECKING;
/** Feature identifier: dynamic validation. */
protected static final String DYNAMIC_VALIDATION =
Constants.XERCES_FEATURE_PREFIX + Constants.DYNAMIC_VALIDATION_FEATURE;
/** Feature identifier: expose schema normalized value */
protected static final String NORMALIZE_DATA =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_NORMALIZED_VALUE;
/** Feature identifier: send element default value via characters() */
protected static final String SCHEMA_ELEMENT_DEFAULT =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_ELEMENT_DEFAULT;
/** Feature identifier: augment PSVI */
protected static final String SCHEMA_AUGMENT_PSVI =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_AUGMENT_PSVI;
/** Feature identifier: whether to recognize java encoding names */
protected static final String ALLOW_JAVA_ENCODINGS =
Constants.XERCES_FEATURE_PREFIX + Constants.ALLOW_JAVA_ENCODINGS_FEATURE;
/** Feature identifier: standard uri conformant feature. */
protected static final String STANDARD_URI_CONFORMANT_FEATURE =
Constants.XERCES_FEATURE_PREFIX + Constants.STANDARD_URI_CONFORMANT_FEATURE;
/** Feature: generate synthetic annotations */
protected static final String GENERATE_SYNTHETIC_ANNOTATIONS =
Constants.XERCES_FEATURE_PREFIX + Constants.GENERATE_SYNTHETIC_ANNOTATIONS_FEATURE;
/** Feature identifier: validate annotations. */
protected static final String VALIDATE_ANNOTATIONS =
Constants.XERCES_FEATURE_PREFIX + Constants.VALIDATE_ANNOTATIONS_FEATURE;
/** Feature identifier: honour all schemaLocations */
protected static final String HONOUR_ALL_SCHEMALOCATIONS =
Constants.XERCES_FEATURE_PREFIX + Constants.HONOUR_ALL_SCHEMALOCATIONS_FEATURE;
/** Feature identifier: use grammar pool only */
protected static final String USE_GRAMMAR_POOL_ONLY =
Constants.XERCES_FEATURE_PREFIX + Constants.USE_GRAMMAR_POOL_ONLY_FEATURE;
/** Feature identifier: whether to continue parsing a schema after a fatal error is encountered */
protected static final String CONTINUE_AFTER_FATAL_ERROR =
Constants.XERCES_FEATURE_PREFIX + Constants.CONTINUE_AFTER_FATAL_ERROR_FEATURE;
protected static final String PARSER_SETTINGS =
Constants.XERCES_FEATURE_PREFIX + Constants.PARSER_SETTINGS;
/** Feature identifier: namespace growth */
protected static final String NAMESPACE_GROWTH =
Constants.XERCES_FEATURE_PREFIX + Constants.NAMESPACE_GROWTH_FEATURE;
/** Feature identifier: tolerate duplicates */
protected static final String TOLERATE_DUPLICATES =
Constants.XERCES_FEATURE_PREFIX + Constants.TOLERATE_DUPLICATES_FEATURE;
/** Feature identifier: whether to ignore xsi:type attributes until a global element declaration is encountered */
protected static final String IGNORE_XSI_TYPE =
Constants.XERCES_FEATURE_PREFIX + Constants.IGNORE_XSI_TYPE_FEATURE;
/** Feature identifier: whether to ignore ID/IDREF errors */
protected static final String ID_IDREF_CHECKING =
Constants.XERCES_FEATURE_PREFIX + Constants.ID_IDREF_CHECKING_FEATURE;
/** Feature identifier: whether to ignore unparsed entity errors */
protected static final String UNPARSED_ENTITY_CHECKING =
Constants.XERCES_FEATURE_PREFIX + Constants.UNPARSED_ENTITY_CHECKING_FEATURE;
/** Feature identifier: whether to ignore identity constraint errors */
protected static final String IDENTITY_CONSTRAINT_CHECKING =
Constants.XERCES_FEATURE_PREFIX + Constants.IDC_CHECKING_FEATURE;
// property identifiers
/** Property identifier: symbol table. */
public static final String SYMBOL_TABLE =
Constants.XERCES_PROPERTY_PREFIX + Constants.SYMBOL_TABLE_PROPERTY;
/** Property identifier: error reporter. */
public static final String ERROR_REPORTER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ERROR_REPORTER_PROPERTY;
/** Property identifier: entity resolver. */
public static final String ENTITY_RESOLVER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ENTITY_RESOLVER_PROPERTY;
/** Property identifier: grammar pool. */
public static final String XMLGRAMMAR_POOL =
Constants.XERCES_PROPERTY_PREFIX + Constants.XMLGRAMMAR_POOL_PROPERTY;
protected static final String VALIDATION_MANAGER =
Constants.XERCES_PROPERTY_PREFIX + Constants.VALIDATION_MANAGER_PROPERTY;
protected static final String ENTITY_MANAGER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ENTITY_MANAGER_PROPERTY;
/** Property identifier: schema location. */
protected static final String SCHEMA_LOCATION =
Constants.XERCES_PROPERTY_PREFIX + Constants.SCHEMA_LOCATION;
/** Property identifier: no namespace schema location. */
protected static final String SCHEMA_NONS_LOCATION =
Constants.XERCES_PROPERTY_PREFIX + Constants.SCHEMA_NONS_LOCATION;
/** Property identifier: JAXP schema source. */
protected static final String JAXP_SCHEMA_SOURCE =
Constants.JAXP_PROPERTY_PREFIX + Constants.SCHEMA_SOURCE;
/** Property identifier: JAXP schema language. */
protected static final String JAXP_SCHEMA_LANGUAGE =
Constants.JAXP_PROPERTY_PREFIX + Constants.SCHEMA_LANGUAGE;
/** Property identifier: root type definition. */
protected static final String ROOT_TYPE_DEF =
Constants.XERCES_PROPERTY_PREFIX + Constants.ROOT_TYPE_DEFINITION_PROPERTY;
/** Property identifier: root element declaration. */
protected static final String ROOT_ELEMENT_DECL =
Constants.XERCES_PROPERTY_PREFIX + Constants.ROOT_ELEMENT_DECLARATION_PROPERTY;
/** Property identifier: Schema DV Factory */
protected static final String SCHEMA_DV_FACTORY =
Constants.XERCES_PROPERTY_PREFIX + Constants.SCHEMA_DV_FACTORY_PROPERTY;
// recognized features and properties
/** Recognized features. */
private static final String[] RECOGNIZED_FEATURES =
{
VALIDATION,
SCHEMA_VALIDATION,
DYNAMIC_VALIDATION,
SCHEMA_FULL_CHECKING,
ALLOW_JAVA_ENCODINGS,
CONTINUE_AFTER_FATAL_ERROR,
STANDARD_URI_CONFORMANT_FEATURE,
GENERATE_SYNTHETIC_ANNOTATIONS,
VALIDATE_ANNOTATIONS,
HONOUR_ALL_SCHEMALOCATIONS,
USE_GRAMMAR_POOL_ONLY,
IGNORE_XSI_TYPE,
ID_IDREF_CHECKING,
IDENTITY_CONSTRAINT_CHECKING,
UNPARSED_ENTITY_CHECKING,
NAMESPACE_GROWTH,
TOLERATE_DUPLICATES
};
/** Feature defaults. */
private static final Boolean[] FEATURE_DEFAULTS = { null,
// NOTE: The following defaults are nulled out on purpose.
// If they are set, then when the XML Schema validator
// is constructed dynamically, these values may override
// those set by the application. This goes against the
// whole purpose of XMLComponent#getFeatureDefault but
// it can't be helped in this case. -Ac
// NOTE: Instead of adding default values here, add them (and
// the corresponding recognized features) to the objects
// that have an XMLSchemaValidator instance as a member,
// such as the parser configurations. -PM
null, //Boolean.FALSE,
null, //Boolean.FALSE,
null, //Boolean.FALSE,
null, //Boolean.FALSE,
null, //Boolean.FALSE,
null,
null,
null,
null,
null,
null,
null,
null,
null,
null,
null
};
/** Recognized properties. */
private static final String[] RECOGNIZED_PROPERTIES =
{
SYMBOL_TABLE,
ERROR_REPORTER,
ENTITY_RESOLVER,
VALIDATION_MANAGER,
SCHEMA_LOCATION,
SCHEMA_NONS_LOCATION,
JAXP_SCHEMA_SOURCE,
JAXP_SCHEMA_LANGUAGE,
ROOT_TYPE_DEF,
ROOT_ELEMENT_DECL,
SCHEMA_DV_FACTORY,
};
/** Property defaults. */
private static final Object[] PROPERTY_DEFAULTS =
{ null, null, null, null, null, null, null, null, null, null, null};
// this is the number of valuestores of each kind
// we expect an element to have. It's almost
// never > 1; so leave it at that.
protected static final int ID_CONSTRAINT_NUM = 1;
// xsi:* attribute declarations
static final XSAttributeDecl XSI_TYPE = SchemaGrammar.SG_XSI.getGlobalAttributeDecl(SchemaSymbols.XSI_TYPE);
static final XSAttributeDecl XSI_NIL = SchemaGrammar.SG_XSI.getGlobalAttributeDecl(SchemaSymbols.XSI_NIL);
static final XSAttributeDecl XSI_SCHEMALOCATION = SchemaGrammar.SG_XSI.getGlobalAttributeDecl(SchemaSymbols.XSI_SCHEMALOCATION);
static final XSAttributeDecl XSI_NONAMESPACESCHEMALOCATION = SchemaGrammar.SG_XSI.getGlobalAttributeDecl(SchemaSymbols.XSI_NONAMESPACESCHEMALOCATION);
//
private static final Hashtable EMPTY_TABLE = new Hashtable();
//
// Data
//
/** current PSVI element info */
protected ElementPSVImpl fCurrentPSVI = new ElementPSVImpl();
// since it is the responsibility of each component to an
// Augmentations parameter if one is null, to save ourselves from
// having to create this object continually, it is created here.
// If it is not present in calls that we're passing on, we *must*
// clear this before we introduce it into the pipeline.
protected final AugmentationsImpl fAugmentations = new AugmentationsImpl();
// this is included for the convenience of handleEndElement
protected XMLString fDefaultValue;
// Validation features
protected boolean fDynamicValidation = false;
protected boolean fSchemaDynamicValidation = false;
protected boolean fDoValidation = false;
protected boolean fFullChecking = false;
protected boolean fNormalizeData = true;
protected boolean fSchemaElementDefault = true;
protected boolean fAugPSVI = true;
protected boolean fIdConstraint = false;
protected boolean fUseGrammarPoolOnly = false;
// Namespace growth feature
protected boolean fNamespaceGrowth = false;
/** Schema type: None, DTD, Schema */
private String fSchemaType = null;
// to indicate whether we are in the scope of entity reference or CData
protected boolean fEntityRef = false;
protected boolean fInCDATA = false;
// properties
/** Symbol table. */
protected SymbolTable fSymbolTable;
/**
* While parsing a document, keep the location of the document.
*/
private XMLLocator fLocator;
/**
* A wrapper of the standard error reporter. We'll store all schema errors
* in this wrapper object, so that we can get all errors (error codes) of
* a specific element. This is useful for PSVI.
*/
protected final class XSIErrorReporter {
// the error reporter property
XMLErrorReporter fErrorReporter;
// store error codes; starting position of the errors for each element;
// number of element (depth); and whether to record error
Vector fErrors = new Vector();
int[] fContext = new int[INITIAL_STACK_SIZE];
int fContextCount;
// set the external error reporter, clear errors
public void reset(XMLErrorReporter errorReporter) {
fErrorReporter = errorReporter;
fErrors.removeAllElements();
fContextCount = 0;
}
// should be called when starting process an element or an attribute.
// store the starting position for the current context
public void pushContext() {
if (!fAugPSVI) {
return;
}
// resize array if necessary
if (fContextCount == fContext.length) {
int newSize = fContextCount + INC_STACK_SIZE;
int[] newArray = new int[newSize];
System.arraycopy(fContext, 0, newArray, 0, fContextCount);
fContext = newArray;
}
fContext[fContextCount++] = fErrors.size();
}
// should be called on endElement: get all errors of the current element
public String[] popContext() {
if (!fAugPSVI) {
return null;
}
// get starting position of the current element
int contextPos = fContext[--fContextCount];
// number of errors of the current element
int size = fErrors.size() - contextPos;
// if no errors, return null
if (size == 0)
return null;
// copy errors from the list to an string array
String[] errors = new String[size];
for (int i = 0; i < size; i++) {
errors[i] = (String) fErrors.elementAt(contextPos + i);
}
// remove errors of the current element
fErrors.setSize(contextPos);
return errors;
}
// should be called when an attribute is done: get all errors of
// this attribute, but leave the errors to the containing element
// also called after an element was strictly assessed.
public String[] mergeContext() {
if (!fAugPSVI) {
return null;
}
// get starting position of the current element
int contextPos = fContext[--fContextCount];
// number of errors of the current element
int size = fErrors.size() - contextPos;
// if no errors, return null
if (size == 0)
return null;
// copy errors from the list to an string array
String[] errors = new String[size];
for (int i = 0; i < size; i++) {
errors[i] = (String) fErrors.elementAt(contextPos + i);
}
// don't resize the vector: leave the errors for this attribute
// to the containing element
return errors;
}
public void reportError(String domain, String key, Object[] arguments, short severity)
throws XNIException {
String message = fErrorReporter.reportError(domain, key, arguments, severity);
if (fAugPSVI) {
fErrors.addElement(key);
fErrors.addElement(message);
}
} // reportError(String,String,Object[],short)
public void reportError(
XMLLocator location,
String domain,
String key,
Object[] arguments,
short severity)
throws XNIException {
String message = fErrorReporter.reportError(location, domain, key, arguments, severity);
if (fAugPSVI) {
fErrors.addElement(key);
fErrors.addElement(message);
}
} // reportError(XMLLocator,String,String,Object[],short)
}
/** Error reporter. */
protected final XSIErrorReporter fXSIErrorReporter = new XSIErrorReporter();
/** Entity resolver */
protected XMLEntityResolver fEntityResolver;
// updated during reset
protected ValidationManager fValidationManager = null;
protected ConfigurableValidationState fValidationState = new ConfigurableValidationState();
protected XMLGrammarPool fGrammarPool;
// schema location property values
protected String fExternalSchemas = null;
protected String fExternalNoNamespaceSchema = null;
//JAXP Schema Source property
protected Object fJaxpSchemaSource = null;
/** Schema Grammar Description passed, to give a chance to application to supply the Grammar */
protected final XSDDescription fXSDDescription = new XSDDescription();
protected final Hashtable fLocationPairs = new Hashtable();
protected final Hashtable fExpandedLocationPairs = new Hashtable();
protected final ArrayList fUnparsedLocations = new ArrayList();
// handlers
/** Document handler. */
protected XMLDocumentHandler fDocumentHandler;
protected XMLDocumentSource fDocumentSource;
//
// XMLComponent methods
//
/**
* Returns a list of feature identifiers that are recognized by
* this component. This method may return null if no features
* are recognized by this component.
*/
public String[] getRecognizedFeatures() {
return (String[]) (RECOGNIZED_FEATURES.clone());
} // getRecognizedFeatures():String[]
/**
* Sets the state of a feature. This method is called by the component
* manager any time after reset when a feature changes state.
*
* Note: Components should silently ignore features
* that do not affect the operation of the component.
*
* @param featureId The feature identifier.
* @param state The state of the feature.
*
* @throws SAXNotRecognizedException The component should not throw
* this exception.
* @throws SAXNotSupportedException The component should not throw
* this exception.
*/
public void setFeature(String featureId, boolean state) throws XMLConfigurationException {
} // setFeature(String,boolean)
/**
* Returns a list of property identifiers that are recognized by
* this component. This method may return null if no properties
* are recognized by this component.
*/
public String[] getRecognizedProperties() {
return (String[]) (RECOGNIZED_PROPERTIES.clone());
} // getRecognizedProperties():String[]
/**
* Sets the value of a property. This method is called by the component
* manager any time after reset when a property changes value.
*
* Note: Components should silently ignore properties
* that do not affect the operation of the component.
*
* @param propertyId The property identifier.
* @param value The value of the property.
*
* @throws SAXNotRecognizedException The component should not throw
* this exception.
* @throws SAXNotSupportedException The component should not throw
* this exception.
*/
public void setProperty(String propertyId, Object value) throws XMLConfigurationException {
if (propertyId.equals(ROOT_TYPE_DEF)) {
if (value == null) {
fRootTypeQName = null;
fRootTypeDefinition = null;
}
else if (value instanceof javax.xml.namespace.QName) {
fRootTypeQName = (javax.xml.namespace.QName) value;
fRootTypeDefinition = null;
}
else {
fRootTypeDefinition = (XSTypeDefinition) value;
fRootTypeQName = null;
}
}
else if (propertyId.equals(ROOT_ELEMENT_DECL)) {
if (value == null) {
fRootElementDeclQName = null;
fRootElementDeclaration = null;
}
else if (value instanceof javax.xml.namespace.QName) {
fRootElementDeclQName = (javax.xml.namespace.QName) value;
fRootElementDeclaration = null;
}
else {
fRootElementDeclaration = (XSElementDecl) value;
fRootElementDeclQName = null;
}
}
} // setProperty(String,Object)
/**
* Returns the default state for a feature, or null if this
* component does not want to report a default value for this
* feature.
*
* @param featureId The feature identifier.
*
* @since Xerces 2.2.0
*/
public Boolean getFeatureDefault(String featureId) {
for (int i = 0; i < RECOGNIZED_FEATURES.length; i++) {
if (RECOGNIZED_FEATURES[i].equals(featureId)) {
return FEATURE_DEFAULTS[i];
}
}
return null;
} // getFeatureDefault(String):Boolean
/**
* Returns the default state for a property, or null if this
* component does not want to report a default value for this
* property.
*
* @param propertyId The property identifier.
*
* @since Xerces 2.2.0
*/
public Object getPropertyDefault(String propertyId) {
for (int i = 0; i < RECOGNIZED_PROPERTIES.length; i++) {
if (RECOGNIZED_PROPERTIES[i].equals(propertyId)) {
return PROPERTY_DEFAULTS[i];
}
}
return null;
} // getPropertyDefault(String):Object
//
// XMLDocumentSource methods
//
/** Sets the document handler to receive information about the document. */
public void setDocumentHandler(XMLDocumentHandler documentHandler) {
fDocumentHandler = documentHandler;
} // setDocumentHandler(XMLDocumentHandler)
/** Returns the document handler */
public XMLDocumentHandler getDocumentHandler() {
return fDocumentHandler;
} // setDocumentHandler(XMLDocumentHandler)
//
// XMLDocumentHandler methods
//
/** Sets the document source */
public void setDocumentSource(XMLDocumentSource source) {
fDocumentSource = source;
} // setDocumentSource
/** Returns the document source */
public XMLDocumentSource getDocumentSource() {
return fDocumentSource;
} // getDocumentSource
/**
* The start of the document.
*
* @param locator The system identifier of the entity if the entity
* is external, null otherwise.
* @param encoding The auto-detected IANA encoding name of the entity
* stream. This value will be null in those situations
* where the entity encoding is not auto-detected (e.g.
* internal entities or a document entity that is
* parsed from a java.io.Reader).
* @param namespaceContext
* The namespace context in effect at the
* start of this document.
* This object represents the current context.
* Implementors of this class are responsible
* for copying the namespace bindings from the
* the current context (and its parent contexts)
* if that information is important.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void startDocument(
XMLLocator locator,
String encoding,
NamespaceContext namespaceContext,
Augmentations augs)
throws XNIException {
fValidationState.setNamespaceSupport(namespaceContext);
fState4XsiType.setNamespaceSupport(namespaceContext);
fState4ApplyDefault.setNamespaceSupport(namespaceContext);
fLocator = locator;
handleStartDocument(locator, encoding);
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.startDocument(locator, encoding, namespaceContext, augs);
}
} // startDocument(XMLLocator,String)
/**
* Notifies of the presence of an XMLDecl line in the document. If
* present, this method will be called immediately following the
* startDocument call.
*
* @param version The XML version.
* @param encoding The IANA encoding name of the document, or null if
* not specified.
* @param standalone The standalone value, or null if not specified.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void xmlDecl(String version, String encoding, String standalone, Augmentations augs)
throws XNIException {
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.xmlDecl(version, encoding, standalone, augs);
}
} // xmlDecl(String,String,String)
/**
* Notifies of the presence of the DOCTYPE line in the document.
*
* @param rootElement The name of the root element.
* @param publicId The public identifier if an external DTD or null
* if the external DTD is specified using SYSTEM.
* @param systemId The system identifier if an external DTD, null
* otherwise.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void doctypeDecl(
String rootElement,
String publicId,
String systemId,
Augmentations augs)
throws XNIException {
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.doctypeDecl(rootElement, publicId, systemId, augs);
}
} // doctypeDecl(String,String,String)
/**
* The start of an element.
*
* @param element The name of the element.
* @param attributes The element attributes.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void startElement(QName element, XMLAttributes attributes, Augmentations augs)
throws XNIException {
Augmentations modifiedAugs = handleStartElement(element, attributes, augs);
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.startElement(element, attributes, modifiedAugs);
}
} // startElement(QName,XMLAttributes, Augmentations)
/**
* An empty element.
*
* @param element The name of the element.
* @param attributes The element attributes.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void emptyElement(QName element, XMLAttributes attributes, Augmentations augs)
throws XNIException {
Augmentations modifiedAugs = handleStartElement(element, attributes, augs);
// in the case where there is a {value constraint}, and the element
// doesn't have any text content, change emptyElement call to
// start + characters + end
fDefaultValue = null;
// fElementDepth == -2 indicates that the schema validator was removed
// from the pipeline. then we don't need to call handleEndElement.
if (fElementDepth != -2)
modifiedAugs = handleEndElement(element, modifiedAugs);
// call handlers
if (fDocumentHandler != null) {
if (!fSchemaElementDefault || fDefaultValue == null) {
fDocumentHandler.emptyElement(element, attributes, modifiedAugs);
} else {
fDocumentHandler.startElement(element, attributes, modifiedAugs);
fDocumentHandler.characters(fDefaultValue, null);
fDocumentHandler.endElement(element, modifiedAugs);
}
}
} // emptyElement(QName,XMLAttributes, Augmentations)
/**
* Character content.
*
* @param text The content.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void characters(XMLString text, Augmentations augs) throws XNIException {
text = handleCharacters(text);
// call handlers
if (fDocumentHandler != null) {
if (fNormalizeData && fUnionType) {
// for union types we can't normalize data
// thus we only need to send augs information if any;
// the normalized data for union will be send
// after normalization is performed (at the endElement())
if (augs != null)
fDocumentHandler.characters(fEmptyXMLStr, augs);
} else {
fDocumentHandler.characters(text, augs);
}
}
} // characters(XMLString)
/**
* Ignorable whitespace. For this method to be called, the document
* source must have some way of determining that the text containing
* only whitespace characters should be considered ignorable. For
* example, the validator can determine if a length of whitespace
* characters in the document are ignorable based on the element
* content model.
*
* @param text The ignorable whitespace.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void ignorableWhitespace(XMLString text, Augmentations augs) throws XNIException {
handleIgnorableWhitespace(text);
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.ignorableWhitespace(text, augs);
}
} // ignorableWhitespace(XMLString)
/**
* The end of an element.
*
* @param element The name of the element.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void endElement(QName element, Augmentations augs) throws XNIException {
// in the case where there is a {value constraint}, and the element
// doesn't have any text content, add a characters call.
fDefaultValue = null;
Augmentations modifiedAugs = handleEndElement(element, augs);
// call handlers
if (fDocumentHandler != null) {
if (!fSchemaElementDefault || fDefaultValue == null) {
fDocumentHandler.endElement(element, modifiedAugs);
} else {
fDocumentHandler.characters(fDefaultValue, null);
fDocumentHandler.endElement(element, modifiedAugs);
}
}
} // endElement(QName, Augmentations)
/**
* The start of a CDATA section.
*
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void startCDATA(Augmentations augs) throws XNIException {
// REVISIT: what should we do here if schema normalization is on??
fInCDATA = true;
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.startCDATA(augs);
}
} // startCDATA()
/**
* The end of a CDATA section.
*
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void endCDATA(Augmentations augs) throws XNIException {
// call handlers
fInCDATA = false;
if (fDocumentHandler != null) {
fDocumentHandler.endCDATA(augs);
}
} // endCDATA()
/**
* The end of the document.
*
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void endDocument(Augmentations augs) throws XNIException {
handleEndDocument();
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.endDocument(augs);
}
fLocator = null;
} // endDocument(Augmentations)
//
// DOMRevalidationHandler methods
//
public boolean characterData(String data, Augmentations augs) {
fSawText = fSawText || data.length() > 0;
// REVISIT: this methods basically duplicates implementation of
// handleCharacters(). We should be able to reuse some code
// if whitespace == -1 skip normalization, because it is a complexType
// or a union type.
if (fNormalizeData && fWhiteSpace != -1 && fWhiteSpace != XSSimpleType.WS_PRESERVE) {
// normalize data
normalizeWhitespace(data, fWhiteSpace == XSSimpleType.WS_COLLAPSE);
fBuffer.append(fNormalizedStr.ch, fNormalizedStr.offset, fNormalizedStr.length);
} else {
if (fAppendBuffer)
fBuffer.append(data);
}
// When it's a complex type with element-only content, we need to
// find out whether the content contains any non-whitespace character.
boolean allWhiteSpace = true;
if (fCurrentType != null
&& fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_ELEMENT) {
// data outside of element content
for (int i = 0; i < data.length(); i++) {
if (!XMLChar.isSpace(data.charAt(i))) {
allWhiteSpace = false;
fSawCharacters = true;
break;
}
}
}
}
return allWhiteSpace;
}
public void elementDefault(String data) {
// no-op
}
//
// XMLDocumentHandler and XMLDTDHandler methods
//
/**
* This method notifies the start of a general entity.
*
* Note: This method is not called for entity references
* appearing as part of attribute values.
*
* @param name The name of the general entity.
* @param identifier The resource identifier.
* @param encoding The auto-detected IANA encoding name of the entity
* stream. This value will be null in those situations
* where the entity encoding is not auto-detected (e.g.
* internal entities or a document entity that is
* parsed from a java.io.Reader).
* @param augs Additional information that may include infoset augmentations
*
* @exception XNIException Thrown by handler to signal an error.
*/
public void startGeneralEntity(
String name,
XMLResourceIdentifier identifier,
String encoding,
Augmentations augs)
throws XNIException {
// REVISIT: what should happen if normalize_data_ is on??
fEntityRef = true;
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.startGeneralEntity(name, identifier, encoding, augs);
}
} // startEntity(String,String,String,String,String)
/**
* Notifies of the presence of a TextDecl line in an entity. If present,
* this method will be called immediately following the startEntity call.
*
* Note: This method will never be called for the
* document entity; it is only called for external general entities
* referenced in document content.
*
* Note: This method is not called for entity references
* appearing as part of attribute values.
*
* @param version The XML version, or null if not specified.
* @param encoding The IANA encoding name of the entity.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void textDecl(String version, String encoding, Augmentations augs) throws XNIException {
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.textDecl(version, encoding, augs);
}
} // textDecl(String,String)
/**
* A comment.
*
* @param text The text in the comment.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by application to signal an error.
*/
public void comment(XMLString text, Augmentations augs) throws XNIException {
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.comment(text, augs);
}
} // comment(XMLString)
/**
* A processing instruction. Processing instructions consist of a
* target name and, optionally, text data. The data is only meaningful
* to the application.
*
* Typically, a processing instruction's data will contain a series
* of pseudo-attributes. These pseudo-attributes follow the form of
* element attributes but are not parsed or presented
* to the application as anything other than text. The application is
* responsible for parsing the data.
*
* @param target The target.
* @param data The data or null if none specified.
* @param augs Additional information that may include infoset augmentations
*
* @throws XNIException Thrown by handler to signal an error.
*/
public void processingInstruction(String target, XMLString data, Augmentations augs)
throws XNIException {
// call handlers
if (fDocumentHandler != null) {
fDocumentHandler.processingInstruction(target, data, augs);
}
} // processingInstruction(String,XMLString)
/**
* This method notifies the end of a general entity.
*
* Note: This method is not called for entity references
* appearing as part of attribute values.
*
* @param name The name of the entity.
* @param augs Additional information that may include infoset augmentations
*
* @exception XNIException
* Thrown by handler to signal an error.
*/
public void endGeneralEntity(String name, Augmentations augs) throws XNIException {
// call handlers
fEntityRef = false;
if (fDocumentHandler != null) {
fDocumentHandler.endGeneralEntity(name, augs);
}
} // endEntity(String)
// constants
static final int INITIAL_STACK_SIZE = 8;
static final int INC_STACK_SIZE = 8;
//
// Data
//
// Schema Normalization
private static final boolean DEBUG_NORMALIZATION = false;
// temporary empty string buffer.
private final XMLString fEmptyXMLStr = new XMLString(null, 0, -1);
// temporary character buffer, and empty string buffer.
private static final int BUFFER_SIZE = 20;
private final XMLString fNormalizedStr = new XMLString();
private boolean fFirstChunk = true;
// got first chunk in characters() (SAX)
private boolean fTrailing = false; // Previous chunk had a trailing space
private short fWhiteSpace = -1; //whiteSpace: preserve/replace/collapse
private boolean fUnionType = false;
/** Schema grammar resolver. */
private final XSGrammarBucket fGrammarBucket = new XSGrammarBucket();
private final SubstitutionGroupHandler fSubGroupHandler = new SubstitutionGroupHandler(this);
/** the DV usd to convert xsi:type to a QName */
// REVISIT: in new simple type design, make things in DVs static,
// so that we can QNameDV.getCompiledForm()
private final XSSimpleType fQNameDV =
(XSSimpleType) SchemaGrammar.SG_SchemaNS.getGlobalTypeDecl(SchemaSymbols.ATTVAL_QNAME);
private final CMNodeFactory nodeFactory = new CMNodeFactory();
/** used to build content models */
// REVISIT: create decl pool, and pass it to each traversers
private final CMBuilder fCMBuilder = new CMBuilder(nodeFactory);
// Schema grammar loader
private final XMLSchemaLoader fSchemaLoader =
new XMLSchemaLoader(
fXSIErrorReporter.fErrorReporter,
fGrammarBucket,
fSubGroupHandler,
fCMBuilder);
// state
/** String representation of the validation root. */
// REVISIT: what do we store here? QName, XPATH, some ID? use rawname now.
private String fValidationRoot;
/** Skip validation: anything below this level should be skipped */
private int fSkipValidationDepth;
/** anything above this level has validation_attempted != full */
private int fNFullValidationDepth;
/** anything above this level has validation_attempted != none */
private int fNNoneValidationDepth;
/** Element depth: -2: validator not in pipeline; >= -1 current depth. */
private int fElementDepth;
/** Seen sub elements. */
private boolean fSubElement;
/** Seen sub elements stack. */
private boolean[] fSubElementStack = new boolean[INITIAL_STACK_SIZE];
/** Current element declaration. */
private XSElementDecl fCurrentElemDecl;
/** Element decl stack. */
private XSElementDecl[] fElemDeclStack = new XSElementDecl[INITIAL_STACK_SIZE];
/** nil value of the current element */
private boolean fNil;
/** nil value stack */
private boolean[] fNilStack = new boolean[INITIAL_STACK_SIZE];
/** notation value of the current element */
private XSNotationDecl fNotation;
/** notation stack */
private XSNotationDecl[] fNotationStack = new XSNotationDecl[INITIAL_STACK_SIZE];
/** Current type. */
private XSTypeDefinition fCurrentType;
/** type stack. */
private XSTypeDefinition[] fTypeStack = new XSTypeDefinition[INITIAL_STACK_SIZE];
/** Current content model. */
private XSCMValidator fCurrentCM;
/** Content model stack. */
private XSCMValidator[] fCMStack = new XSCMValidator[INITIAL_STACK_SIZE];
/** the current state of the current content model */
private int[] fCurrCMState;
/** stack to hold content model states */
private int[][] fCMStateStack = new int[INITIAL_STACK_SIZE][];
/** whether the curret element is strictly assessed */
private boolean fStrictAssess = true;
/** strict assess stack */
private boolean[] fStrictAssessStack = new boolean[INITIAL_STACK_SIZE];
/** Temporary string buffers. */
private final StringBuffer fBuffer = new StringBuffer();
/** Whether need to append characters to fBuffer */
private boolean fAppendBuffer = true;
/** Did we see any character data? */
private boolean fSawText = false;
/** stack to record if we saw character data */
private boolean[] fSawTextStack = new boolean[INITIAL_STACK_SIZE];
/** Did we see non-whitespace character data? */
private boolean fSawCharacters = false;
/** Stack to record if we saw character data outside of element content*/
private boolean[] fStringContent = new boolean[INITIAL_STACK_SIZE];
/** temporary qname */
private final QName fTempQName = new QName();
/** value of the "root-type-definition" property. */
private javax.xml.namespace.QName fRootTypeQName = null;
private XSTypeDefinition fRootTypeDefinition = null;
/** value of the "root-element-declaration" property. */
private javax.xml.namespace.QName fRootElementDeclQName = null;
private XSElementDecl fRootElementDeclaration = null;
private int fIgnoreXSITypeDepth;
private boolean fIDCChecking;
/** temporary validated info */
private ValidatedInfo fValidatedInfo = new ValidatedInfo();
// used to validate default/fixed values against xsi:type
// only need to check facets, so we set extraChecking to false (in reset)
private ValidationState fState4XsiType = new ValidationState();
// used to apply default/fixed values
// only need to check id/idref/entity, so we set checkFacets to false
private ValidationState fState4ApplyDefault = new ValidationState();
// identity constraint information
/**
* Stack of active XPath matchers for identity constraints. All
* active XPath matchers are notified of startElement
* and endElement callbacks in order to perform their matches.
*
* For each element with identity constraints, the selector of
* each identity constraint is activated. When the selector matches
* its XPath, then all the fields of the identity constraint are
* activated.
*
* Note: Once the activation scope is left, the
* XPath matchers are automatically removed from the stack of
* active matchers and no longer receive callbacks.
*/
protected XPathMatcherStack fMatcherStack = new XPathMatcherStack();
/** Cache of value stores for identity constraint fields. */
protected ValueStoreCache fValueStoreCache = new ValueStoreCache();
//
// Constructors
//
/** Default constructor. */
public XMLSchemaValidator() {
fState4XsiType.setExtraChecking(false);
fState4ApplyDefault.setFacetChecking(false);
} // ()
/*
* Resets the component. The component can query the component manager
* about any features and properties that affect the operation of the
* component.
*
* @param componentManager The component manager.
*
* @throws SAXException Thrown by component on finitialization error.
* For example, if a feature or property is
* required for the operation of the component, the
* component manager may throw a
* SAXNotRecognizedException or a
* SAXNotSupportedException.
*/
public void reset(XMLComponentManager componentManager) throws XMLConfigurationException {
fIdConstraint = false;
//reset XSDDescription
fLocationPairs.clear();
fExpandedLocationPairs.clear();
// cleanup id table
fValidationState.resetIDTables();
// reset schema loader
fSchemaLoader.reset(componentManager);
// initialize state
fCurrentElemDecl = null;
fCurrentCM = null;
fCurrCMState = null;
fSkipValidationDepth = -1;
fNFullValidationDepth = -1;
fNNoneValidationDepth = -1;
fElementDepth = -1;
fSubElement = false;
fSchemaDynamicValidation = false;
// datatype normalization
fEntityRef = false;
fInCDATA = false;
fMatcherStack.clear();
// get error reporter
fXSIErrorReporter.reset((XMLErrorReporter) componentManager.getProperty(ERROR_REPORTER));
boolean parser_settings;
try {
parser_settings = componentManager.getFeature(PARSER_SETTINGS);
}
catch (XMLConfigurationException e){
parser_settings = true;
}
if (!parser_settings) {
// parser settings have not been changed
fValidationManager.addValidationState(fValidationState);
// the node limit on the SecurityManager may have changed so need to refresh.
nodeFactory.reset();
// Re-parse external schema location properties.
XMLSchemaLoader.processExternalHints(
fExternalSchemas,
fExternalNoNamespaceSchema,
fLocationPairs,
fXSIErrorReporter.fErrorReporter);
return;
}
// pass the component manager to the factory..
nodeFactory.reset(componentManager);
// get symbol table. if it's a new one, add symbols to it.
SymbolTable symbolTable = (SymbolTable) componentManager.getProperty(SYMBOL_TABLE);
if (symbolTable != fSymbolTable) {
fSymbolTable = symbolTable;
}
try {
fNamespaceGrowth = componentManager.getFeature(NAMESPACE_GROWTH);
} catch (XMLConfigurationException e) {
fNamespaceGrowth = false;
}
try {
fDynamicValidation = componentManager.getFeature(DYNAMIC_VALIDATION);
} catch (XMLConfigurationException e) {
fDynamicValidation = false;
}
if (fDynamicValidation) {
fDoValidation = true;
} else {
try {
fDoValidation = componentManager.getFeature(VALIDATION);
} catch (XMLConfigurationException e) {
fDoValidation = false;
}
}
if (fDoValidation) {
try {
fDoValidation = componentManager.getFeature(XMLSchemaValidator.SCHEMA_VALIDATION);
} catch (XMLConfigurationException e) {
}
}
try {
fFullChecking = componentManager.getFeature(SCHEMA_FULL_CHECKING);
} catch (XMLConfigurationException e) {
fFullChecking = false;
}
try {
fNormalizeData = componentManager.getFeature(NORMALIZE_DATA);
} catch (XMLConfigurationException e) {
fNormalizeData = false;
}
try {
fSchemaElementDefault = componentManager.getFeature(SCHEMA_ELEMENT_DEFAULT);
} catch (XMLConfigurationException e) {
fSchemaElementDefault = false;
}
try {
fAugPSVI = componentManager.getFeature(SCHEMA_AUGMENT_PSVI);
} catch (XMLConfigurationException e) {
fAugPSVI = true;
}
try {
fSchemaType =
(String) componentManager.getProperty(
Constants.JAXP_PROPERTY_PREFIX + Constants.SCHEMA_LANGUAGE);
} catch (XMLConfigurationException e) {
fSchemaType = null;
}
try {
fUseGrammarPoolOnly = componentManager.getFeature(USE_GRAMMAR_POOL_ONLY);
}
catch (XMLConfigurationException e) {
fUseGrammarPoolOnly = false;
}
fEntityResolver = (XMLEntityResolver) componentManager.getProperty(ENTITY_MANAGER);
fValidationManager = (ValidationManager) componentManager.getProperty(VALIDATION_MANAGER);
fValidationManager.addValidationState(fValidationState);
fValidationState.setSymbolTable(fSymbolTable);
try {
final Object rootType = componentManager.getProperty(ROOT_TYPE_DEF);
if (rootType == null) {
fRootTypeQName = null;
fRootTypeDefinition = null;
}
else if (rootType instanceof javax.xml.namespace.QName) {
fRootTypeQName = (javax.xml.namespace.QName) rootType;
fRootTypeDefinition = null;
}
else {
fRootTypeDefinition = (XSTypeDefinition) rootType;
fRootTypeQName = null;
}
}
catch (XMLConfigurationException e) {
fRootTypeQName = null;
fRootTypeDefinition = null;
}
try {
final Object rootDecl = componentManager.getProperty(ROOT_ELEMENT_DECL);
if (rootDecl == null) {
fRootElementDeclQName = null;
fRootElementDeclaration = null;
}
else if (rootDecl instanceof javax.xml.namespace.QName) {
fRootElementDeclQName = (javax.xml.namespace.QName) rootDecl;
fRootElementDeclaration = null;
}
else {
fRootElementDeclaration = (XSElementDecl) rootDecl;
fRootElementDeclQName = null;
}
}
catch (XMLConfigurationException e) {
fRootElementDeclQName = null;
fRootElementDeclaration = null;
}
boolean ignoreXSIType;
try {
ignoreXSIType = componentManager.getFeature(IGNORE_XSI_TYPE);
}
catch (XMLConfigurationException e) {
ignoreXSIType = false;
}
// An initial value of -1 means that the root element considers itself
// below the depth where xsi:type stopped being ignored (which means that
// xsi:type attributes will not be ignored for the entire document)
fIgnoreXSITypeDepth = ignoreXSIType ? 0 : -1;
try {
fIDCChecking = componentManager.getFeature(IDENTITY_CONSTRAINT_CHECKING);
}
catch (XMLConfigurationException e) {
fIDCChecking = true;
}
try {
fValidationState.setIdIdrefChecking(componentManager.getFeature(ID_IDREF_CHECKING));
}
catch (XMLConfigurationException e) {
fValidationState.setIdIdrefChecking(true);
}
try {
fValidationState.setUnparsedEntityChecking(componentManager.getFeature(UNPARSED_ENTITY_CHECKING));
}
catch (XMLConfigurationException e) {
fValidationState.setUnparsedEntityChecking(true);
}
// get schema location properties
try {
fExternalSchemas = (String) componentManager.getProperty(SCHEMA_LOCATION);
fExternalNoNamespaceSchema =
(String) componentManager.getProperty(SCHEMA_NONS_LOCATION);
} catch (XMLConfigurationException e) {
fExternalSchemas = null;
fExternalNoNamespaceSchema = null;
}
// store the external schema locations. they are set when reset is called,
// so any other schemaLocation declaration for the same namespace will be
// effectively ignored. becuase we choose to take first location hint
// available for a particular namespace.
XMLSchemaLoader.processExternalHints(
fExternalSchemas,
fExternalNoNamespaceSchema,
fLocationPairs,
fXSIErrorReporter.fErrorReporter);
try {
fJaxpSchemaSource = componentManager.getProperty(JAXP_SCHEMA_SOURCE);
} catch (XMLConfigurationException e) {
fJaxpSchemaSource = null;
}
// clear grammars, and put the one for schema namespace there
try {
fGrammarPool = (XMLGrammarPool) componentManager.getProperty(XMLGRAMMAR_POOL);
} catch (XMLConfigurationException e) {
fGrammarPool = null;
}
fState4XsiType.setSymbolTable(symbolTable);
fState4ApplyDefault.setSymbolTable(symbolTable);
} // reset(XMLComponentManager)
//
// FieldActivator methods
//
/**
* Start the value scope for the specified identity constraint. This
* method is called when the selector matches in order to initialize
* the value store.
*
* @param identityConstraint The identity constraint.
*/
public void startValueScopeFor(IdentityConstraint identityConstraint, int initialDepth) {
ValueStoreBase valueStore =
fValueStoreCache.getValueStoreFor(identityConstraint, initialDepth);
valueStore.startValueScope();
} // startValueScopeFor(IdentityConstraint identityConstraint)
/**
* Request to activate the specified field. This method returns the
* matcher for the field.
*
* @param field The field to activate.
*/
public XPathMatcher activateField(Field field, int initialDepth) {
ValueStore valueStore =
fValueStoreCache.getValueStoreFor(field.getIdentityConstraint(), initialDepth);
XPathMatcher matcher = field.createMatcher(valueStore);
fMatcherStack.addMatcher(matcher);
matcher.startDocumentFragment();
return matcher;
} // activateField(Field):XPathMatcher
/**
* Ends the value scope for the specified identity constraint.
*
* @param identityConstraint The identity constraint.
*/
public void endValueScopeFor(IdentityConstraint identityConstraint, int initialDepth) {
ValueStoreBase valueStore =
fValueStoreCache.getValueStoreFor(identityConstraint, initialDepth);
valueStore.endValueScope();
} // endValueScopeFor(IdentityConstraint)
// a utility method for Identity constraints
private void activateSelectorFor(IdentityConstraint ic) {
Selector selector = ic.getSelector();
FieldActivator activator = this;
if (selector == null)
return;
XPathMatcher matcher = selector.createMatcher(activator, fElementDepth);
fMatcherStack.addMatcher(matcher);
matcher.startDocumentFragment();
}
// Implements XSElementDeclHelper interface
public XSElementDecl getGlobalElementDecl(QName element) {
final SchemaGrammar sGrammar =
findSchemaGrammar(
XSDDescription.CONTEXT_ELEMENT,
element.uri,
null,
element,
null);
if (sGrammar != null) {
return sGrammar.getGlobalElementDecl(element.localpart);
}
return null;
}
//
// Protected methods
//
/** ensure element stack capacity */
void ensureStackCapacity() {
if (fElementDepth == fElemDeclStack.length) {
int newSize = fElementDepth + INC_STACK_SIZE;
boolean[] newArrayB = new boolean[newSize];
System.arraycopy(fSubElementStack, 0, newArrayB, 0, fElementDepth);
fSubElementStack = newArrayB;
XSElementDecl[] newArrayE = new XSElementDecl[newSize];
System.arraycopy(fElemDeclStack, 0, newArrayE, 0, fElementDepth);
fElemDeclStack = newArrayE;
newArrayB = new boolean[newSize];
System.arraycopy(fNilStack, 0, newArrayB, 0, fElementDepth);
fNilStack = newArrayB;
XSNotationDecl[] newArrayN = new XSNotationDecl[newSize];
System.arraycopy(fNotationStack, 0, newArrayN, 0, fElementDepth);
fNotationStack = newArrayN;
XSTypeDefinition[] newArrayT = new XSTypeDefinition[newSize];
System.arraycopy(fTypeStack, 0, newArrayT, 0, fElementDepth);
fTypeStack = newArrayT;
XSCMValidator[] newArrayC = new XSCMValidator[newSize];
System.arraycopy(fCMStack, 0, newArrayC, 0, fElementDepth);
fCMStack = newArrayC;
newArrayB = new boolean[newSize];
System.arraycopy(fSawTextStack, 0, newArrayB, 0, fElementDepth);
fSawTextStack = newArrayB;
newArrayB = new boolean[newSize];
System.arraycopy(fStringContent, 0, newArrayB, 0, fElementDepth);
fStringContent = newArrayB;
newArrayB = new boolean[newSize];
System.arraycopy(fStrictAssessStack, 0, newArrayB, 0, fElementDepth);
fStrictAssessStack = newArrayB;
int[][] newArrayIA = new int[newSize][];
System.arraycopy(fCMStateStack, 0, newArrayIA, 0, fElementDepth);
fCMStateStack = newArrayIA;
}
} // ensureStackCapacity
// handle start document
void handleStartDocument(XMLLocator locator, String encoding) {
if (fIDCChecking) {
fValueStoreCache.startDocument();
}
if (fAugPSVI) {
fCurrentPSVI.fGrammars = null;
fCurrentPSVI.fSchemaInformation = null;
}
} // handleStartDocument(XMLLocator,String)
void handleEndDocument() {
if (fIDCChecking) {
fValueStoreCache.endDocument();
}
} // handleEndDocument()
// handle character contents
// returns the normalized string if possible, otherwise the original string
XMLString handleCharacters(XMLString text) {
if (fSkipValidationDepth >= 0)
return text;
fSawText = fSawText || text.length > 0;
// Note: data in EntityRef and CDATA is normalized as well
// if whitespace == -1 skip normalization, because it is a complexType
// or a union type.
if (fNormalizeData && fWhiteSpace != -1 && fWhiteSpace != XSSimpleType.WS_PRESERVE) {
// normalize data
normalizeWhitespace(text, fWhiteSpace == XSSimpleType.WS_COLLAPSE);
text = fNormalizedStr;
}
if (fAppendBuffer)
fBuffer.append(text.ch, text.offset, text.length);
// When it's a complex type with element-only content, we need to
// find out whether the content contains any non-whitespace character.
if (fCurrentType != null
&& fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_ELEMENT) {
// data outside of element content
for (int i = text.offset; i < text.offset + text.length; i++) {
if (!XMLChar.isSpace(text.ch[i])) {
fSawCharacters = true;
break;
}
}
}
}
return text;
} // handleCharacters(XMLString)
/**
* Normalize whitespace in an XMLString according to the rules defined
* in XML Schema specifications.
* @param value The string to normalize.
* @param collapse replace or collapse
*/
private void normalizeWhitespace(XMLString value, boolean collapse) {
boolean skipSpace = collapse;
boolean sawNonWS = false;
boolean leading = false;
boolean trailing = false;
char c;
int size = value.offset + value.length;
// ensure the ch array is big enough
if (fNormalizedStr.ch == null || fNormalizedStr.ch.length < value.length + 1) {
fNormalizedStr.ch = new char[value.length + 1];
}
// don't include the leading ' ' for now. might include it later.
fNormalizedStr.offset = 1;
fNormalizedStr.length = 1;
for (int i = value.offset; i < size; i++) {
c = value.ch[i];
if (XMLChar.isSpace(c)) {
if (!skipSpace) {
// take the first whitespace as a space and skip the others
fNormalizedStr.ch[fNormalizedStr.length++] = ' ';
skipSpace = collapse;
}
if (!sawNonWS) {
// this is a leading whitespace, record it
leading = true;
}
} else {
fNormalizedStr.ch[fNormalizedStr.length++] = c;
skipSpace = false;
sawNonWS = true;
}
}
if (skipSpace) {
if (fNormalizedStr.length > 1) {
// if we finished on a space trim it but also record it
fNormalizedStr.length--;
trailing = true;
} else if (leading && !fFirstChunk) {
// if all we had was whitespace we skipped record it as
// trailing whitespace as well
trailing = true;
}
}
if (fNormalizedStr.length > 1) {
if (!fFirstChunk && (fWhiteSpace == XSSimpleType.WS_COLLAPSE)) {
if (fTrailing) {
// previous chunk ended on whitespace
// insert whitespace
fNormalizedStr.offset = 0;
fNormalizedStr.ch[0] = ' ';
} else if (leading) {
// previous chunk ended on character,
// this chunk starts with whitespace
fNormalizedStr.offset = 0;
fNormalizedStr.ch[0] = ' ';
}
}
}
// The length includes the leading ' '. Now removing it.
fNormalizedStr.length -= fNormalizedStr.offset;
fTrailing = trailing;
if (trailing || sawNonWS)
fFirstChunk = false;
}
private void normalizeWhitespace(String value, boolean collapse) {
boolean skipSpace = collapse;
char c;
int size = value.length();
// ensure the ch array is big enough
if (fNormalizedStr.ch == null || fNormalizedStr.ch.length < size) {
fNormalizedStr.ch = new char[size];
}
fNormalizedStr.offset = 0;
fNormalizedStr.length = 0;
for (int i = 0; i < size; i++) {
c = value.charAt(i);
if (XMLChar.isSpace(c)) {
if (!skipSpace) {
// take the first whitespace as a space and skip the others
fNormalizedStr.ch[fNormalizedStr.length++] = ' ';
skipSpace = collapse;
}
} else {
fNormalizedStr.ch[fNormalizedStr.length++] = c;
skipSpace = false;
}
}
if (skipSpace) {
if (fNormalizedStr.length != 0)
// if we finished on a space trim it but also record it
fNormalizedStr.length--;
}
}
// handle ignorable whitespace
void handleIgnorableWhitespace(XMLString text) {
if (fSkipValidationDepth >= 0)
return;
// REVISIT: the same process needs to be performed as handleCharacters.
// only it's simpler here: we know all characters are whitespaces.
} // handleIgnorableWhitespace(XMLString)
/** Handle element. */
Augmentations handleStartElement(QName element, XMLAttributes attributes, Augmentations augs) {
if (DEBUG) {
System.out.println("==>handleStartElement: " + element);
}
// root element
if (fElementDepth == -1 && fValidationManager.isGrammarFound()) {
if (fSchemaType == null) {
// schemaType is not specified
// if a DTD grammar is found, we do the same thing as Dynamic:
// if a schema grammar is found, validation is performed;
// otherwise, skip the whole document.
fSchemaDynamicValidation = true;
} else {
// [1] Either schemaType is DTD, and in this case validate/schema is turned off
// [2] Validating against XML Schemas only
// [a] dynamic validation is false: report error if SchemaGrammar is not found
// [b] dynamic validation is true: if grammar is not found ignore.
}
}
// get xsi:schemaLocation and xsi:noNamespaceSchemaLocation attributes,
// parse them to get the grammars. But only do this if the grammar can grow.
if (!fUseGrammarPoolOnly) {
String sLocation =
attributes.getValue(SchemaSymbols.URI_XSI, SchemaSymbols.XSI_SCHEMALOCATION);
String nsLocation =
attributes.getValue(SchemaSymbols.URI_XSI, SchemaSymbols.XSI_NONAMESPACESCHEMALOCATION);
//store the location hints.. we need to do it so that we can defer the loading of grammar until
//there is a reference to a component from that namespace. To provide location hints to the
//application for a namespace
storeLocations(sLocation, nsLocation);
}
// if we are in the content of "skip", then just skip this element
// REVISIT: is this the correct behaviour for ID constraints? -NG
if (fSkipValidationDepth >= 0) {
fElementDepth++;
if (fAugPSVI)
augs = getEmptyAugs(augs);
return augs;
}
// if we are not skipping this element, and there is a content model,
// we try to find the corresponding decl object for this element.
// the reason we move this part of code here is to make sure the
// error reported here (if any) is stored within the parent element's
// context, instead of that of the current element.
Object decl = null;
if (fCurrentCM != null) {
decl = fCurrentCM.oneTransition(element, fCurrCMState, fSubGroupHandler);
// it could be an element decl or a wildcard decl
if (fCurrCMState[0] == XSCMValidator.FIRST_ERROR) {
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
//REVISIT: is it the only case we will have particle = null?
Vector next;
if (ctype.fParticle != null
&& (next = fCurrentCM.whatCanGoHere(fCurrCMState)).size() > 0) {
String expected = expectedStr(next);
final int[] occurenceInfo = fCurrentCM.occurenceInfo(fCurrCMState);
String elemExpandedQname = (element.uri != null) ? "{"+'"'+element.uri+'"'+":"+element.localpart+"}" : element.localpart;
if (occurenceInfo != null) {
final int minOccurs = occurenceInfo[0];
final int maxOccurs = occurenceInfo[1];
final int count = occurenceInfo[2];
// Check if this is a violation of minOccurs
if (count < minOccurs) {
final int required = minOccurs - count;
if (required > 1) {
reportSchemaError("cvc-complex-type.2.4.h", new Object[] { element.rawname,
fCurrentCM.getTermName(occurenceInfo[3]), Integer.toString(minOccurs), Integer.toString(required) });
}
else {
reportSchemaError("cvc-complex-type.2.4.g", new Object[] { element.rawname,
fCurrentCM.getTermName(occurenceInfo[3]), Integer.toString(minOccurs) });
}
}
// Check if this is a violation of maxOccurs
else if (count >= maxOccurs && maxOccurs != SchemaSymbols.OCCURRENCE_UNBOUNDED) {
reportSchemaError("cvc-complex-type.2.4.e", new Object[] { element.rawname,
expected, Integer.toString(maxOccurs) });
}
else {
reportSchemaError("cvc-complex-type.2.4.a", new Object[] { elemExpandedQname, expected });
}
}
else {
reportSchemaError("cvc-complex-type.2.4.a", new Object[] { elemExpandedQname, expected });
}
}
else {
final int[] occurenceInfo = fCurrentCM.occurenceInfo(fCurrCMState);
if (occurenceInfo != null) {
final int maxOccurs = occurenceInfo[1];
final int count = occurenceInfo[2];
// Check if this is a violation of maxOccurs
if (count >= maxOccurs && maxOccurs != SchemaSymbols.OCCURRENCE_UNBOUNDED) {
reportSchemaError("cvc-complex-type.2.4.f", new Object[] { fCurrentCM.getTermName(occurenceInfo[3]), Integer.toString(maxOccurs) });
}
else {
reportSchemaError("cvc-complex-type.2.4.d", new Object[] { element.rawname });
}
}
else {
reportSchemaError("cvc-complex-type.2.4.d", new Object[] { element.rawname });
}
}
}
}
// if it's not the root element, we push the current states in the stacks
if (fElementDepth != -1) {
ensureStackCapacity();
fSubElementStack[fElementDepth] = true;
fSubElement = false;
fElemDeclStack[fElementDepth] = fCurrentElemDecl;
fNilStack[fElementDepth] = fNil;
fNotationStack[fElementDepth] = fNotation;
fTypeStack[fElementDepth] = fCurrentType;
fStrictAssessStack[fElementDepth] = fStrictAssess;
fCMStack[fElementDepth] = fCurrentCM;
fCMStateStack[fElementDepth] = fCurrCMState;
fSawTextStack[fElementDepth] = fSawText;
fStringContent[fElementDepth] = fSawCharacters;
}
// increase the element depth after we've saved
// all states for the parent element
fElementDepth++;
fCurrentElemDecl = null;
XSWildcardDecl wildcard = null;
fCurrentType = null;
fStrictAssess = true;
fNil = false;
fNotation = null;
// and the buffer to hold the value of the element
fBuffer.setLength(0);
fSawText = false;
fSawCharacters = false;
// check what kind of declaration the "decl" from
// oneTransition() maps to
if (decl != null) {
if (decl instanceof XSElementDecl) {
fCurrentElemDecl = (XSElementDecl) decl;
} else {
wildcard = (XSWildcardDecl) decl;
}
}
// if the wildcard is skip, then return
if (wildcard != null && wildcard.fProcessContents == XSWildcardDecl.PC_SKIP) {
fSkipValidationDepth = fElementDepth;
if (fAugPSVI)
augs = getEmptyAugs(augs);
return augs;
}
if (fElementDepth == 0) {
// 1.1.1.1 An element declaration was stipulated by the processor
if (fRootElementDeclaration != null) {
fCurrentElemDecl = fRootElementDeclaration;
checkElementMatchesRootElementDecl(fCurrentElemDecl, element);
}
else if (fRootElementDeclQName != null) {
processRootElementDeclQName(fRootElementDeclQName, element);
}
// 1.2.1.1 A type definition was stipulated by the processor
else if (fRootTypeDefinition != null) {
fCurrentType = fRootTypeDefinition;
}
else if (fRootTypeQName != null) {
processRootTypeQName(fRootTypeQName);
}
}
// if there was no processor stipulated type
if (fCurrentType == null) {
// try again to get the element decl:
// case 1: find declaration for root element
// case 2: find declaration for element from another namespace
if (fCurrentElemDecl == null) {
// try to find schema grammar by different means..
SchemaGrammar sGrammar =
findSchemaGrammar(
XSDDescription.CONTEXT_ELEMENT,
element.uri,
null,
element,
attributes);
if (sGrammar != null) {
fCurrentElemDecl = sGrammar.getGlobalElementDecl(element.localpart);
}
}
if (fCurrentElemDecl != null) {
// then get the type
fCurrentType = fCurrentElemDecl.fType;
}
}
// check if we should be ignoring xsi:type on this element
if (fElementDepth == fIgnoreXSITypeDepth && fCurrentElemDecl == null) {
fIgnoreXSITypeDepth++;
}
// process xsi:type attribute information
String xsiType = null;
if (fElementDepth >= fIgnoreXSITypeDepth) {
xsiType = attributes.getValue(SchemaSymbols.URI_XSI, SchemaSymbols.XSI_TYPE);
}
// if no decl/type found for the current element
if (fCurrentType == null && xsiType == null) {
// if this is the validation root, report an error, because
// we can't find eith decl or type for this element
// REVISIT: should we report error, or warning?
if (fElementDepth == 0) {
// for dynamic validation, skip the whole content,
// because no grammar was found.
if (fDynamicValidation || fSchemaDynamicValidation) {
// no schema grammar was found, but it's either dynamic
// validation, or another kind of grammar was found (DTD,
// for example). The intended behavior here is to skip
// the whole document. To improve performance, we try to
// remove the validator from the pipeline, since it's not
// supposed to do anything.
if (fDocumentSource != null) {
fDocumentSource.setDocumentHandler(fDocumentHandler);
if (fDocumentHandler != null)
fDocumentHandler.setDocumentSource(fDocumentSource);
// indicate that the validator was removed.
fElementDepth = -2;
return augs;
}
fSkipValidationDepth = fElementDepth;
if (fAugPSVI)
augs = getEmptyAugs(augs);
return augs;
}
// We don't call reportSchemaError here, because the spec
// doesn't think it's invalid not to be able to find a
// declaration or type definition for an element. Xerces is
// reporting it as an error for historical reasons, but in
// PSVI, we shouldn't mark this element as invalid because
// of this. - SG
fXSIErrorReporter.fErrorReporter.reportError(
XSMessageFormatter.SCHEMA_DOMAIN,
"cvc-elt.1.a",
new Object[] { element.rawname },
XMLErrorReporter.SEVERITY_ERROR);
}
// if wildcard = strict, report error.
// needs to be called before fXSIErrorReporter.pushContext()
// so that the error belongs to the parent element.
else if (wildcard != null && wildcard.fProcessContents == XSWildcardDecl.PC_STRICT) {
// report error, because wilcard = strict
reportSchemaError("cvc-complex-type.2.4.c", new Object[] { element.rawname });
}
// no element decl or type found for this element.
// Allowed by the spec, we can choose to either laxly assess this
// element, or to skip it. Now we choose lax assessment.
fCurrentType = SchemaGrammar.fAnyType;
fStrictAssess = false;
fNFullValidationDepth = fElementDepth;
// any type has mixed content, so we don't need to append buffer
fAppendBuffer = false;
// push error reporter context: record the current position
// This has to happen after we process skip contents,
// otherwise push and pop won't be correctly paired.
fXSIErrorReporter.pushContext();
} else {
// push error reporter context: record the current position
// This has to happen after we process skip contents,
// otherwise push and pop won't be correctly paired.
fXSIErrorReporter.pushContext();
// get xsi:type
if (xsiType != null) {
XSTypeDefinition oldType = fCurrentType;
fCurrentType = getAndCheckXsiType(element, xsiType, attributes);
// If it fails, use the old type. Use anyType if ther is no old type.
if (fCurrentType == null) {
if (oldType == null)
fCurrentType = SchemaGrammar.fAnyType;
else
fCurrentType = oldType;
}
}
fNNoneValidationDepth = fElementDepth;
// if the element has a fixed value constraint, we need to append
if (fCurrentElemDecl != null
&& fCurrentElemDecl.getConstraintType() == XSConstants.VC_FIXED) {
fAppendBuffer = true;
}
// if the type is simple, we need to append
else if (fCurrentType.getTypeCategory() == XSTypeDefinition.SIMPLE_TYPE) {
fAppendBuffer = true;
} else {
// if the type is simple content complex type, we need to append
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
fAppendBuffer = (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_SIMPLE);
}
}
// Element Locally Valid (Element)
// 2 Its {abstract} must be false.
if (fCurrentElemDecl != null && fCurrentElemDecl.getAbstract())
reportSchemaError("cvc-elt.2", new Object[] { element.rawname });
// make the current element validation root
if (fElementDepth == 0) {
fValidationRoot = element.rawname;
}
// update normalization flags
if (fNormalizeData) {
// reset values
fFirstChunk = true;
fTrailing = false;
fUnionType = false;
fWhiteSpace = -1;
}
// Element Locally Valid (Type)
// 2 Its {abstract} must be false.
if (fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
if (ctype.getAbstract()) {
reportSchemaError("cvc-type.2", new Object[] { element.rawname });
}
if (fNormalizeData) {
// find out if the content type is simple and if variety is union
// to be able to do character normalization
if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_SIMPLE) {
if (ctype.fXSSimpleType.getVariety() == XSSimpleType.VARIETY_UNION) {
fUnionType = true;
} else {
try {
fWhiteSpace = ctype.fXSSimpleType.getWhitespace();
} catch (DatatypeException e) {
// do nothing
}
}
}
}
}
// normalization: simple type
else if (fNormalizeData) {
// if !union type
XSSimpleType dv = (XSSimpleType) fCurrentType;
if (dv.getVariety() == XSSimpleType.VARIETY_UNION) {
fUnionType = true;
} else {
try {
fWhiteSpace = dv.getWhitespace();
} catch (DatatypeException e) {
// do nothing
}
}
}
// then try to get the content model
fCurrentCM = null;
if (fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
fCurrentCM = ((XSComplexTypeDecl) fCurrentType).getContentModel(fCMBuilder);
}
// and get the initial content model state
fCurrCMState = null;
if (fCurrentCM != null)
fCurrCMState = fCurrentCM.startContentModel();
// get information about xsi:nil
String xsiNil = attributes.getValue(SchemaSymbols.URI_XSI, SchemaSymbols.XSI_NIL);
// only deal with xsi:nil when there is an element declaration
if (xsiNil != null && fCurrentElemDecl != null)
fNil = getXsiNil(element, xsiNil);
// now validate everything related with the attributes
// first, get the attribute group
XSAttributeGroupDecl attrGrp = null;
if (fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
attrGrp = ctype.getAttrGrp();
}
if (fIDCChecking) {
// activate identity constraints
fValueStoreCache.startElement();
fMatcherStack.pushContext();
//if (fCurrentElemDecl != null && fCurrentElemDecl.fIDCPos > 0 && !fIgnoreIDC) {
if (fCurrentElemDecl != null && fCurrentElemDecl.fIDCPos > 0) {
fIdConstraint = true;
// initialize when identity constrains are defined for the elem
fValueStoreCache.initValueStoresFor(fCurrentElemDecl, this);
}
}
processAttributes(element, attributes, attrGrp);
// add default attributes
if (attrGrp != null) {
addDefaultAttributes(element, attributes, attrGrp);
}
// call all active identity constraints
int count = fMatcherStack.getMatcherCount();
for (int i = 0; i < count; i++) {
XPathMatcher matcher = fMatcherStack.getMatcherAt(i);
matcher.startElement( element, attributes);
}
if (fAugPSVI) {
augs = getEmptyAugs(augs);
// PSVI: add validation context
fCurrentPSVI.fValidationContext = fValidationRoot;
// PSVI: add element declaration
fCurrentPSVI.fDeclaration = fCurrentElemDecl;
// PSVI: add element type
fCurrentPSVI.fTypeDecl = fCurrentType;
// PSVI: add notation attribute
fCurrentPSVI.fNotation = fNotation;
// PSVI: add nil
fCurrentPSVI.fNil = fNil;
}
return augs;
} // handleStartElement(QName,XMLAttributes,boolean)
/**
* Handle end element. If there is not text content, and there is a
* {value constraint} on the corresponding element decl, then
* set the fDefaultValue XMLString representing the default value.
*/
Augmentations handleEndElement(QName element, Augmentations augs) {
if (DEBUG) {
System.out.println("==>handleEndElement:" + element);
}
// if we are skipping, return
if (fSkipValidationDepth >= 0) {
// but if this is the top element that we are skipping,
// restore the states.
if (fSkipValidationDepth == fElementDepth && fSkipValidationDepth > 0) {
// set the partial validation depth to the depth of parent
fNFullValidationDepth = fSkipValidationDepth - 1;
fSkipValidationDepth = -1;
fElementDepth--;
fSubElement = fSubElementStack[fElementDepth];
fCurrentElemDecl = fElemDeclStack[fElementDepth];
fNil = fNilStack[fElementDepth];
fNotation = fNotationStack[fElementDepth];
fCurrentType = fTypeStack[fElementDepth];
fCurrentCM = fCMStack[fElementDepth];
fStrictAssess = fStrictAssessStack[fElementDepth];
fCurrCMState = fCMStateStack[fElementDepth];
fSawText = fSawTextStack[fElementDepth];
fSawCharacters = fStringContent[fElementDepth];
}
else {
fElementDepth--;
}
// PSVI: validation attempted:
// use default values in psvi item for
// validation attempted, validity, and error codes
// check extra schema constraints on root element
if (fElementDepth == -1 && fFullChecking && !fUseGrammarPoolOnly) {
XSConstraints.fullSchemaChecking(
fGrammarBucket,
fSubGroupHandler,
fCMBuilder,
fXSIErrorReporter.fErrorReporter);
}
if (fAugPSVI)
augs = getEmptyAugs(augs);
return augs;
}
// now validate the content of the element
processElementContent(element);
if (fIDCChecking) {
// Element Locally Valid (Element)
// 6 The element information item must be valid with respect to each of the {identity-constraint definitions} as per Identity-constraint Satisfied (3.11.4).
// call matchers and de-activate context
int oldCount = fMatcherStack.getMatcherCount();
for (int i = oldCount - 1; i >= 0; i--) {
XPathMatcher matcher = fMatcherStack.getMatcherAt(i);
if (fCurrentElemDecl == null) {
matcher.endElement(element, fCurrentType, false, fValidatedInfo.actualValue, fValidatedInfo.actualValueType, fValidatedInfo.itemValueTypes);
}
else {
matcher.endElement(
element,
fCurrentType,
fCurrentElemDecl.getNillable(),
fDefaultValue == null
? fValidatedInfo.actualValue
: fCurrentElemDecl.fDefault.actualValue,
fDefaultValue == null
? fValidatedInfo.actualValueType
: fCurrentElemDecl.fDefault.actualValueType,
fDefaultValue == null
? fValidatedInfo.itemValueTypes
: fCurrentElemDecl.fDefault.itemValueTypes);
}
}
if (fMatcherStack.size() > 0) {
fMatcherStack.popContext();
}
int newCount = fMatcherStack.getMatcherCount();
// handle everything *but* keyref's.
for (int i = oldCount - 1; i >= newCount; i--) {
XPathMatcher matcher = fMatcherStack.getMatcherAt(i);
if (matcher instanceof Selector.Matcher) {
Selector.Matcher selMatcher = (Selector.Matcher) matcher;
IdentityConstraint id;
if ((id = selMatcher.getIdentityConstraint()) != null
&& id.getCategory() != IdentityConstraint.IC_KEYREF) {
fValueStoreCache.transplant(id, selMatcher.getInitialDepth());
}
}
}
// now handle keyref's/...
for (int i = oldCount - 1; i >= newCount; i--) {
XPathMatcher matcher = fMatcherStack.getMatcherAt(i);
if (matcher instanceof Selector.Matcher) {
Selector.Matcher selMatcher = (Selector.Matcher) matcher;
IdentityConstraint id;
if ((id = selMatcher.getIdentityConstraint()) != null
&& id.getCategory() == IdentityConstraint.IC_KEYREF) {
ValueStoreBase values =
fValueStoreCache.getValueStoreFor(id, selMatcher.getInitialDepth());
// nothing to do if nothing matched, or if not all
// fields are present.
if (values != null && values.fHasValue)
values.endDocumentFragment();
}
}
}
fValueStoreCache.endElement();
}
// Check if we should modify the xsi:type ignore depth
// This check is independent of whether this is the validation root,
// and should be done before the element depth is decremented.
if (fElementDepth < fIgnoreXSITypeDepth) {
fIgnoreXSITypeDepth--;
}
SchemaGrammar[] grammars = null;
// have we reached the end tag of the validation root?
if (fElementDepth == 0) {
// 7 If the element information item is the validation root, it must be valid per Validation Root Valid (ID/IDREF) (3.3.4).
Iterator invIdRefs = fValidationState.checkIDRefID();
fValidationState.resetIDTables();
if (invIdRefs != null) {
while (invIdRefs.hasNext()) {
reportSchemaError("cvc-id.1", new Object[] { invIdRefs.next() });
}
}
// check extra schema constraints
if (fFullChecking && !fUseGrammarPoolOnly) {
XSConstraints.fullSchemaChecking(
fGrammarBucket,
fSubGroupHandler,
fCMBuilder,
fXSIErrorReporter.fErrorReporter);
}
grammars = fGrammarBucket.getGrammars();
// return the final set of grammars validator ended up with
if (fGrammarPool != null) {
// Set grammars as immutable
for (int k=0; k < grammars.length; k++) {
grammars[k].setImmutable(true);
}
fGrammarPool.cacheGrammars(XMLGrammarDescription.XML_SCHEMA, grammars);
}
augs = endElementPSVI(true, grammars, augs);
} else {
augs = endElementPSVI(false, grammars, augs);
// decrease element depth and restore states
fElementDepth--;
// get the states for the parent element.
fSubElement = fSubElementStack[fElementDepth];
fCurrentElemDecl = fElemDeclStack[fElementDepth];
fNil = fNilStack[fElementDepth];
fNotation = fNotationStack[fElementDepth];
fCurrentType = fTypeStack[fElementDepth];
fCurrentCM = fCMStack[fElementDepth];
fStrictAssess = fStrictAssessStack[fElementDepth];
fCurrCMState = fCMStateStack[fElementDepth];
fSawText = fSawTextStack[fElementDepth];
fSawCharacters = fStringContent[fElementDepth];
// We should have a stack for whitespace value, and pop it up here.
// But when fWhiteSpace != -1, and we see a sub-element, it must be
// an error (at least for Schema 1.0). So for valid documents, the
// only value we are going to push/pop in the stack is -1.
// Here we just mimic the effect of popping -1. -SG
fWhiteSpace = -1;
// Same for append buffer. Simple types and elements with fixed
// value constraint don't allow sub-elements. -SG
fAppendBuffer = false;
// same here.
fUnionType = false;
}
return augs;
} // handleEndElement(QName,boolean)*/
final Augmentations endElementPSVI(
boolean root,
SchemaGrammar[] grammars,
Augmentations augs) {
if (fAugPSVI) {
augs = getEmptyAugs(augs);
// the 5 properties sent on startElement calls
fCurrentPSVI.fDeclaration = this.fCurrentElemDecl;
fCurrentPSVI.fTypeDecl = this.fCurrentType;
fCurrentPSVI.fNotation = this.fNotation;
fCurrentPSVI.fValidationContext = this.fValidationRoot;
fCurrentPSVI.fNil = this.fNil;
// PSVI: validation attempted
// nothing below or at the same level has none or partial
// (which means this level is strictly assessed, and all chidren
// are full), so this one has full
if (fElementDepth > fNFullValidationDepth) {
fCurrentPSVI.fValidationAttempted = ElementPSVI.VALIDATION_FULL;
}
// nothing below or at the same level has full or partial
// (which means this level is not strictly assessed, and all chidren
// are none), so this one has none
else if (fElementDepth > fNNoneValidationDepth) {
fCurrentPSVI.fValidationAttempted = ElementPSVI.VALIDATION_NONE;
}
// otherwise partial, and anything above this level will be partial
else {
fCurrentPSVI.fValidationAttempted = ElementPSVI.VALIDATION_PARTIAL;
}
// this guarantees that depth settings do not cross-over between sibling nodes
if (fNFullValidationDepth == fElementDepth) {
fNFullValidationDepth = fElementDepth - 1;
}
if (fNNoneValidationDepth == fElementDepth) {
fNNoneValidationDepth = fElementDepth - 1;
}
if (fDefaultValue != null)
fCurrentPSVI.fSpecified = true;
fCurrentPSVI.fValue.copyFrom(fValidatedInfo);
if (fStrictAssess) {
// get all errors for the current element, its attribute,
// and subelements (if they were strictly assessed).
// any error would make this element invalid.
// and we merge these errors to the parent element.
String[] errors = fXSIErrorReporter.mergeContext();
// PSVI: error codes
fCurrentPSVI.fErrors = errors;
// PSVI: validity
fCurrentPSVI.fValidity =
(errors == null) ? ElementPSVI.VALIDITY_VALID : ElementPSVI.VALIDITY_INVALID;
} else {
// PSVI: validity
fCurrentPSVI.fValidity = ElementPSVI.VALIDITY_NOTKNOWN;
// Discard the current context: ignore any error happened within
// the sub-elements/attributes of this element, because those
// errors won't affect the validity of the parent elements.
fXSIErrorReporter.popContext();
}
if (root) {
// store [schema information] in the PSVI
fCurrentPSVI.fGrammars = grammars;
fCurrentPSVI.fSchemaInformation = null;
}
}
return augs;
}
Augmentations getEmptyAugs(Augmentations augs) {
if (augs == null) {
augs = fAugmentations;
augs.removeAllItems();
}
augs.putItem(Constants.ELEMENT_PSVI, fCurrentPSVI);
fCurrentPSVI.reset();
return augs;
}
void storeLocations(String sLocation, String nsLocation) {
if (sLocation != null) {
if (!XMLSchemaLoader.tokenizeSchemaLocationStr(sLocation, fLocationPairs, fLocator == null ? null : fLocator.getExpandedSystemId())) {
// error!
fXSIErrorReporter.reportError(
XSMessageFormatter.SCHEMA_DOMAIN,
"SchemaLocation",
new Object[] { sLocation },
XMLErrorReporter.SEVERITY_WARNING);
}
}
if (nsLocation != null) {
XMLSchemaLoader.LocationArray la =
((XMLSchemaLoader.LocationArray) fLocationPairs.get(XMLSymbols.EMPTY_STRING));
if (la == null) {
la = new XMLSchemaLoader.LocationArray();
fLocationPairs.put(XMLSymbols.EMPTY_STRING, la);
}
if (fLocator != null) {
try {
nsLocation = XMLEntityManager.expandSystemId(nsLocation, fLocator.getExpandedSystemId(), false);
} catch (MalformedURIException e) {
}
}
la.addLocation(nsLocation);
}
} //storeLocations
//this is the function where logic of retrieving grammar is written , parser first tries to get the grammar from
//the local pool, if not in local pool, it gives chance to application to be able to retrieve the grammar, then it
//tries to parse the grammar using location hints from the give namespace.
SchemaGrammar findSchemaGrammar(
short contextType,
String namespace,
QName enclosingElement,
QName triggeringComponent,
XMLAttributes attributes) {
SchemaGrammar grammar = null;
//get the grammar from local pool...
grammar = fGrammarBucket.getGrammar(namespace);
if (grammar == null) {
fXSDDescription.setNamespace(namespace);
if (fGrammarPool != null) {
grammar = (SchemaGrammar) fGrammarPool.retrieveGrammar(fXSDDescription);
if (grammar != null) {
// put this grammar into the bucket, along with grammars
// imported by it (directly or indirectly)
if (!fGrammarBucket.putGrammar(grammar, true, fNamespaceGrowth)) {
// REVISIT: a conflict between new grammar(s) and grammars
// in the bucket. What to do? A warning? An exception?
fXSIErrorReporter.fErrorReporter.reportError(
XSMessageFormatter.SCHEMA_DOMAIN,
"GrammarConflict",
null,
XMLErrorReporter.SEVERITY_WARNING);
grammar = null;
}
}
}
}
if (!fUseGrammarPoolOnly && (grammar == null ||
(fNamespaceGrowth && !hasSchemaComponent(grammar, contextType, triggeringComponent)))) {
fXSDDescription.reset();
fXSDDescription.fContextType = contextType;
fXSDDescription.setNamespace(namespace);
fXSDDescription.fEnclosedElementName = enclosingElement;
fXSDDescription.fTriggeringComponent = triggeringComponent;
fXSDDescription.fAttributes = attributes;
if (fLocator != null) {
fXSDDescription.setBaseSystemId(fLocator.getExpandedSystemId());
}
Hashtable locationPairs = fLocationPairs;
Object locationArray =
locationPairs.get(namespace == null ? XMLSymbols.EMPTY_STRING : namespace);
if (locationArray != null) {
String[] temp = ((XMLSchemaLoader.LocationArray) locationArray).getLocationArray();
if (temp.length != 0) {
setLocationHints(fXSDDescription, temp, grammar);
}
}
if (grammar == null || fXSDDescription.fLocationHints != null) {
boolean toParseSchema = true;
if (grammar != null) {
// use location hints instead
locationPairs = EMPTY_TABLE;
}
// try to parse the grammar using location hints from that namespace..
try {
XMLInputSource xis =
XMLSchemaLoader.resolveDocument(
fXSDDescription,
locationPairs,
fEntityResolver);
if (grammar != null && fNamespaceGrowth) {
try {
// if we are dealing with a different schema location, then include the new schema
// into the existing grammar
if (grammar.getDocumentLocations().contains(XMLEntityManager.expandSystemId(xis.getSystemId(), xis.getBaseSystemId(), false))) {
toParseSchema = false;
}
}
catch (MalformedURIException e) {
}
}
if (toParseSchema) {
grammar = fSchemaLoader.loadSchema(fXSDDescription, xis, fLocationPairs);
}
}
catch (IOException ex) {
final String [] locationHints = fXSDDescription.getLocationHints();
fXSIErrorReporter.fErrorReporter.reportError(
XSMessageFormatter.SCHEMA_DOMAIN,
"schema_reference.4",
new Object[] { locationHints != null ? locationHints[0] : XMLSymbols.EMPTY_STRING },
XMLErrorReporter.SEVERITY_WARNING, ex);
}
}
}
return grammar;
} //findSchemaGrammar
private boolean hasSchemaComponent(SchemaGrammar grammar, short contextType, QName triggeringComponent) {
if (grammar != null && triggeringComponent != null) {
String localName = triggeringComponent.localpart;
if (localName != null && localName.length() > 0) {
switch (contextType) {
case XSDDescription.CONTEXT_ELEMENT:
return grammar.getElementDeclaration(localName) != null;
case XSDDescription.CONTEXT_ATTRIBUTE:
return grammar.getAttributeDeclaration(localName) != null;
case XSDDescription.CONTEXT_XSITYPE:
return grammar.getTypeDefinition(localName) != null;
}
}
}
return false;
}
private void setLocationHints(XSDDescription desc, String[] locations, SchemaGrammar grammar) {
int length = locations.length;
if (grammar == null) {
fXSDDescription.fLocationHints = new String[length];
System.arraycopy(locations, 0, fXSDDescription.fLocationHints, 0, length);
}
else {
setLocationHints(desc, locations, grammar.getDocumentLocations());
}
}
private void setLocationHints(XSDDescription desc, String[] locations, StringList docLocations) {
int length = locations.length;
String[] hints = new String[length];
int counter = 0;
for (int i=0; i 0) {
if (counter == length) {
fXSDDescription.fLocationHints = hints;
}
else {
fXSDDescription.fLocationHints = new String[counter];
System.arraycopy(hints, 0, fXSDDescription.fLocationHints, 0, counter);
}
}
}
XSTypeDefinition getAndCheckXsiType(QName element, String xsiType, XMLAttributes attributes) {
// This method also deals with clause 1.2.1.2 of the constraint
// Validation Rule: Schema-Validity Assessment (Element)
// Element Locally Valid (Element)
// 4 If there is an attribute information item among the element information item's [attributes] whose [namespace name] is identical to http://www.w3.org/2001/XMLSchema-instance and whose [local name] is type, then all of the following must be true:
// 4.1 The normalized value of that attribute information item must be valid with respect to the built-in QName simple type, as defined by String Valid (3.14.4);
QName typeName = null;
try {
typeName = (QName) fQNameDV.validate(xsiType, fValidationState, null);
} catch (InvalidDatatypeValueException e) {
reportSchemaError(e.getKey(), e.getArgs());
reportSchemaError(
"cvc-elt.4.1",
new Object[] {
element.rawname,
SchemaSymbols.URI_XSI + "," + SchemaSymbols.XSI_TYPE,
xsiType });
return null;
}
// 4.2 The local name and namespace name (as defined in QName Interpretation (3.15.3)), of the actual value of that attribute information item must resolve to a type definition, as defined in QName resolution (Instance) (3.15.4)
XSTypeDefinition type = null;
// if the namespace is schema namespace, first try built-in types
if (typeName.uri == SchemaSymbols.URI_SCHEMAFORSCHEMA) {
type = SchemaGrammar.SG_SchemaNS.getGlobalTypeDecl(typeName.localpart);
}
// if it's not schema built-in types, then try to get a grammar
if (type == null) {
//try to find schema grammar by different means....
SchemaGrammar grammar =
findSchemaGrammar(
XSDDescription.CONTEXT_XSITYPE,
typeName.uri,
element,
typeName,
attributes);
if (grammar != null)
type = grammar.getGlobalTypeDecl(typeName.localpart);
}
// still couldn't find the type, report an error
if (type == null) {
reportSchemaError("cvc-elt.4.2", new Object[] { element.rawname, xsiType });
return null;
}
// if there is no current type, set this one as current.
// and we don't need to do extra checking
if (fCurrentType != null) {
short block = XSConstants.DERIVATION_NONE;
// 4.3 The local type definition must be validly derived from the {type definition} given the union of the {disallowed substitutions} and the {type definition}'s {prohibited substitutions}, as defined in Type Derivation OK (Complex) (3.4.6) (if it is a complex type definition), or given {disallowed substitutions} as defined in Type Derivation OK (Simple) (3.14.6) (if it is a simple type definition).
// Note: It's possible to have fCurrentType be non-null and fCurrentElemDecl
// be null, if the current type is set using the property "root-type-definition".
// In that case, we don't disallow any substitutions. -PM
if (fCurrentElemDecl != null) {
block = fCurrentElemDecl.fBlock;
}
if (fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
block |= ((XSComplexTypeDecl) fCurrentType).fBlock;
}
if (!XSConstraints.checkTypeDerivationOk(type, fCurrentType, block)) {
reportSchemaError(
"cvc-elt.4.3",
new Object[] { element.rawname, xsiType, XS10TypeHelper.getSchemaTypeName(fCurrentType)});
}
}
return type;
} //getAndCheckXsiType
boolean getXsiNil(QName element, String xsiNil) {
// Element Locally Valid (Element)
// 3 The appropriate case among the following must be true:
// 3.1 If {nillable} is false, then there must be no attribute information item among the element information item's [attributes] whose [namespace name] is identical to http://www.w3.org/2001/XMLSchema-instance and whose [local name] is nil.
if (fCurrentElemDecl != null && !fCurrentElemDecl.getNillable()) {
reportSchemaError(
"cvc-elt.3.1",
new Object[] {
element.rawname,
SchemaSymbols.URI_XSI + "," + SchemaSymbols.XSI_NIL });
}
// 3.2 If {nillable} is true and there is such an attribute information item and its actual value is true , then all of the following must be true:
// 3.2.2 There must be no fixed {value constraint}.
else {
String value = XMLChar.trim(xsiNil);
if (value.equals(SchemaSymbols.ATTVAL_TRUE)
|| value.equals(SchemaSymbols.ATTVAL_TRUE_1)) {
if (fCurrentElemDecl != null
&& fCurrentElemDecl.getConstraintType() == XSConstants.VC_FIXED) {
reportSchemaError(
"cvc-elt.3.2.2",
new Object[] {
element.rawname,
SchemaSymbols.URI_XSI + "," + SchemaSymbols.XSI_NIL });
}
return true;
}
}
return false;
}
void processAttributes(QName element, XMLAttributes attributes, XSAttributeGroupDecl attrGrp) {
if (DEBUG) {
System.out.println("==>processAttributes: " + attributes.getLength());
}
// whether we have seen a Wildcard ID.
String wildcardIDName = null;
// for each present attribute
int attCount = attributes.getLength();
Augmentations augs = null;
AttributePSVImpl attrPSVI = null;
boolean isSimple =
fCurrentType == null || fCurrentType.getTypeCategory() == XSTypeDefinition.SIMPLE_TYPE;
XSObjectList attrUses = null;
int useCount = 0;
XSWildcardDecl attrWildcard = null;
if (!isSimple) {
attrUses = attrGrp.getAttributeUses();
useCount = attrUses.getLength();
attrWildcard = attrGrp.fAttributeWC;
}
// Element Locally Valid (Complex Type)
// 3 For each attribute information item in the element information item's [attributes] excepting those whose [namespace name] is identical to http://www.w3.org/2001/XMLSchema-instance and whose [local name] is one of type, nil, schemaLocation or noNamespaceSchemaLocation, the appropriate case among the following must be true:
// get the corresponding attribute decl
for (int index = 0; index < attCount; index++) {
attributes.getName(index, fTempQName);
if (DEBUG) {
System.out.println("==>process attribute: " + fTempQName);
}
if (fAugPSVI || fIdConstraint) {
augs = attributes.getAugmentations(index);
attrPSVI = (AttributePSVImpl) augs.getItem(Constants.ATTRIBUTE_PSVI);
if (attrPSVI != null) {
attrPSVI.reset();
} else {
attrPSVI = new AttributePSVImpl();
augs.putItem(Constants.ATTRIBUTE_PSVI, attrPSVI);
}
// PSVI attribute: validation context
attrPSVI.fValidationContext = fValidationRoot;
}
// Element Locally Valid (Type)
// 3.1.1 The element information item's [attributes] must be empty, excepting those
// whose [namespace name] is identical to http://www.w3.org/2001/XMLSchema-instance and
// whose [local name] is one of type, nil, schemaLocation or noNamespaceSchemaLocation.
// for the 4 xsi attributes, get appropriate decl, and validate
if (fTempQName.uri == SchemaSymbols.URI_XSI) {
XSAttributeDecl attrDecl = null;
if (fTempQName.localpart == SchemaSymbols.XSI_TYPE) {
attrDecl = XSI_TYPE;
}
else if (fTempQName.localpart == SchemaSymbols.XSI_NIL) {
attrDecl = XSI_NIL;
}
else if (fTempQName.localpart == SchemaSymbols.XSI_SCHEMALOCATION) {
attrDecl = XSI_SCHEMALOCATION;
}
else if (fTempQName.localpart == SchemaSymbols.XSI_NONAMESPACESCHEMALOCATION) {
attrDecl = XSI_NONAMESPACESCHEMALOCATION;
}
if (attrDecl != null) {
processOneAttribute(element, attributes, index, attrDecl, null, attrPSVI);
continue;
}
}
// for namespace attributes, no_validation/unknow_validity
if (fTempQName.rawname == XMLSymbols.PREFIX_XMLNS
|| fTempQName.rawname.startsWith("xmlns:")) {
continue;
}
// simple type doesn't allow any other attributes
if (isSimple) {
reportSchemaError(
"cvc-type.3.1.1",
new Object[] { element.rawname, fTempQName.rawname });
continue;
}
// it's not xmlns, and not xsi, then we need to find a decl for it
XSAttributeUseImpl currUse = null, oneUse;
for (int i = 0; i < useCount; i++) {
oneUse = (XSAttributeUseImpl) attrUses.item(i);
if (oneUse.fAttrDecl.fName == fTempQName.localpart
&& oneUse.fAttrDecl.fTargetNamespace == fTempQName.uri) {
currUse = oneUse;
break;
}
}
// 3.2 otherwise all of the following must be true:
// 3.2.1 There must be an {attribute wildcard}.
// 3.2.2 The attribute information item must be valid with respect to it as defined in Item Valid (Wildcard) (3.10.4).
// if failed, get it from wildcard
if (currUse == null) {
//if (attrWildcard == null)
// reportSchemaError("cvc-complex-type.3.2.1", new Object[]{element.rawname, fTempQName.rawname});
if (attrWildcard == null || !attrWildcard.allowNamespace(fTempQName.uri)) {
// so this attribute is not allowed
reportSchemaError(
"cvc-complex-type.3.2.2",
new Object[] { element.rawname, fTempQName.rawname });
// We have seen an attribute that was not declared
fNFullValidationDepth = fElementDepth;
continue;
}
}
XSAttributeDecl currDecl = null;
if (currUse != null) {
currDecl = currUse.fAttrDecl;
} else {
// which means it matches a wildcard
// skip it if processContents is skip
if (attrWildcard.fProcessContents == XSWildcardDecl.PC_SKIP)
continue;
//try to find grammar by different means...
SchemaGrammar grammar =
findSchemaGrammar(
XSDDescription.CONTEXT_ATTRIBUTE,
fTempQName.uri,
element,
fTempQName,
attributes);
if (grammar != null) {
currDecl = grammar.getGlobalAttributeDecl(fTempQName.localpart);
}
// if can't find
if (currDecl == null) {
// if strict, report error
if (attrWildcard.fProcessContents == XSWildcardDecl.PC_STRICT) {
reportSchemaError(
"cvc-complex-type.3.2.2",
new Object[] { element.rawname, fTempQName.rawname });
}
// then continue to the next attribute
continue;
} else {
// 5 Let [Definition:] the wild IDs be the set of all attribute information item to which clause 3.2 applied and whose validation resulted in a context-determined declaration of mustFind or no context-determined declaration at all, and whose [local name] and [namespace name] resolve (as defined by QName resolution (Instance) (3.15.4)) to an attribute declaration whose {type definition} is or is derived from ID. Then all of the following must be true:
// 5.1 There must be no more than one item in wild IDs.
if (currDecl.fType.getTypeCategory() == XSTypeDefinition.SIMPLE_TYPE
&& ((XSSimpleType) currDecl.fType).isIDType()) {
if (wildcardIDName != null) {
reportSchemaError(
"cvc-complex-type.5.1",
new Object[] { element.rawname, currDecl.fName, wildcardIDName });
} else
wildcardIDName = currDecl.fName;
}
}
}
processOneAttribute(element, attributes, index, currDecl, currUse, attrPSVI);
} // end of for (all attributes)
// 5.2 If wild IDs is non-empty, there must not be any attribute uses among the {attribute uses} whose {attribute declaration}'s {type definition} is or is derived from ID.
if (!isSimple && attrGrp.fIDAttrName != null && wildcardIDName != null) {
reportSchemaError(
"cvc-complex-type.5.2",
new Object[] { element.rawname, wildcardIDName, attrGrp.fIDAttrName });
}
} //processAttributes
void processOneAttribute(
QName element,
XMLAttributes attributes,
int index,
XSAttributeDecl currDecl,
XSAttributeUseImpl currUse,
AttributePSVImpl attrPSVI) {
String attrValue = attributes.getValue(index);
fXSIErrorReporter.pushContext();
// Attribute Locally Valid
// For an attribute information item to be locally valid with respect to an attribute declaration all of the following must be true:
// 1 The declaration must not be absent (see Missing Sub-components (5.3) for how this can fail to be the case).
// 2 Its {type definition} must not be absent.
// 3 The item's normalized value must be locally valid with respect to that {type definition} as per String Valid (3.14.4).
// get simple type
XSSimpleType attDV = currDecl.fType;
Object actualValue = null;
try {
actualValue = attDV.validate(attrValue, fValidationState, fValidatedInfo);
// store the normalized value
if (fNormalizeData) {
attributes.setValue(index, fValidatedInfo.normalizedValue);
}
// PSVI: element notation
if (attDV.getVariety() == XSSimpleType.VARIETY_ATOMIC
&& attDV.getPrimitiveKind() == XSSimpleType.PRIMITIVE_NOTATION) {
QName qName = (QName) actualValue;
SchemaGrammar grammar = fGrammarBucket.getGrammar(qName.uri);
//REVISIT: is it possible for the notation to be in different namespace than the attribute
//with which it is associated, CHECK !!
// should we give chance to the application to be able to retrieve a grammar - nb
//REVISIT: what would be the triggering component here.. if it is attribute value that
// triggered the loading of grammar ?? -nb
if (grammar != null) {
fNotation = grammar.getGlobalNotationDecl(qName.localpart);
}
}
}
catch (InvalidDatatypeValueException idve) {
reportSchemaError(idve.getKey(), idve.getArgs());
reportSchemaError(
"cvc-attribute.3",
new Object[] { element.rawname, fTempQName.rawname, attrValue,
(attDV instanceof XSSimpleTypeDecl) ?
((XSSimpleTypeDecl) attDV).getTypeName() : attDV.getName()});
}
// get the value constraint from use or decl
// 4 The item's actual value must match the value of the {value constraint}, if it is present and fixed. // now check the value against the simpleType
if (actualValue != null && currDecl.getConstraintType() == XSConstants.VC_FIXED) {
if (!ValidatedInfo.isComparable(fValidatedInfo, currDecl.fDefault) || !actualValue.equals(currDecl.fDefault.actualValue)) {
reportSchemaError(
"cvc-attribute.4",
new Object[] {
element.rawname,
fTempQName.rawname,
attrValue,
currDecl.fDefault.stringValue()});
}
}
// 3.1 If there is among the {attribute uses} an attribute use with an {attribute declaration} whose {name} matches the attribute information item's [local name] and whose {target namespace} is identical to the attribute information item's [namespace name] (where an absent {target namespace} is taken to be identical to a [namespace name] with no value), then the attribute information must be valid with respect to that attribute use as per Attribute Locally Valid (Use) (3.5.4). In this case the {attribute declaration} of that attribute use is the context-determined declaration for the attribute information item with respect to Schema-Validity Assessment (Attribute) (3.2.4) and Assessment Outcome (Attribute) (3.2.5).
if (actualValue != null
&& currUse != null
&& currUse.fConstraintType == XSConstants.VC_FIXED) {
if (!ValidatedInfo.isComparable(fValidatedInfo, currUse.fDefault) || !actualValue.equals(currUse.fDefault.actualValue)) {
reportSchemaError(
"cvc-complex-type.3.1",
new Object[] {
element.rawname,
fTempQName.rawname,
attrValue,
currUse.fDefault.stringValue()});
}
}
if (fIdConstraint) {
attrPSVI.fValue.copyFrom(fValidatedInfo);
}
if (fAugPSVI) {
// PSVI: attribute declaration
attrPSVI.fDeclaration = currDecl;
// PSVI: attribute type
attrPSVI.fTypeDecl = attDV;
// PSVI: attribute normalized value
// NOTE: we always store the normalized value, even if it's invlid,
// because it might still be useful to the user. But when the it's
// not valid, the normalized value is not trustable.
attrPSVI.fValue.copyFrom(fValidatedInfo);
// PSVI: validation attempted:
attrPSVI.fValidationAttempted = AttributePSVI.VALIDATION_FULL;
// We have seen an attribute that was declared.
fNNoneValidationDepth = fElementDepth;
String[] errors = fXSIErrorReporter.mergeContext();
// PSVI: error codes
attrPSVI.fErrors = errors;
// PSVI: validity
attrPSVI.fValidity =
(errors == null) ? AttributePSVI.VALIDITY_VALID : AttributePSVI.VALIDITY_INVALID;
}
}
void addDefaultAttributes(
QName element,
XMLAttributes attributes,
XSAttributeGroupDecl attrGrp) {
// Check after all specified attrs are scanned
// (1) report error for REQUIRED attrs that are missing (V_TAGc)
// REVISIT: should we check prohibited attributes?
// (2) report error for PROHIBITED attrs that are present (V_TAGc)
// (3) add default attrs (FIXED and NOT_FIXED)
//
if (DEBUG) {
System.out.println("==>addDefaultAttributes: " + element);
}
XSObjectList attrUses = attrGrp.getAttributeUses();
int useCount = attrUses.getLength();
XSAttributeUseImpl currUse;
XSAttributeDecl currDecl;
short constType;
ValidatedInfo defaultValue;
boolean isSpecified;
QName attName;
// for each attribute use
for (int i = 0; i < useCount; i++) {
currUse = (XSAttributeUseImpl) attrUses.item(i);
currDecl = currUse.fAttrDecl;
// get value constraint
constType = currUse.fConstraintType;
defaultValue = currUse.fDefault;
if (constType == XSConstants.VC_NONE) {
constType = currDecl.getConstraintType();
defaultValue = currDecl.fDefault;
}
// whether this attribute is specified
isSpecified = attributes.getValue(currDecl.fTargetNamespace, currDecl.fName) != null;
// Element Locally Valid (Complex Type)
// 4 The {attribute declaration} of each attribute use in the {attribute uses} whose
// {required} is true matches one of the attribute information items in the element
// information item's [attributes] as per clause 3.1 above.
if (currUse.fUse == SchemaSymbols.USE_REQUIRED) {
if (!isSpecified) {
if (currDecl.fTargetNamespace != null) {
reportSchemaError(
"cvc-complex-type.4_ns",
new Object[] { element.rawname, currDecl.fName, currDecl.fTargetNamespace });
}
else {
reportSchemaError(
"cvc-complex-type.4",
new Object[] { element.rawname, currDecl.fName });
}
}
}
// if the attribute is not specified, then apply the value constraint
if (!isSpecified && constType != XSConstants.VC_NONE) {
attName =
new QName(null, currDecl.fName, currDecl.fName, currDecl.fTargetNamespace);
String normalized = (defaultValue != null) ? defaultValue.stringValue() : "";
int attrIndex;
if (attributes instanceof XMLAttributesImpl) {
XMLAttributesImpl attrs = (XMLAttributesImpl) attributes;
attrIndex = attrs.getLength();
attrs.addAttributeNS(attName, "CDATA", normalized);
}
else {
attrIndex = attributes.addAttribute(attName, "CDATA", normalized);
}
if (fAugPSVI) {
// PSVI: attribute is "schema" specified
Augmentations augs = attributes.getAugmentations(attrIndex);
AttributePSVImpl attrPSVI = new AttributePSVImpl();
augs.putItem(Constants.ATTRIBUTE_PSVI, attrPSVI);
attrPSVI.fDeclaration = currDecl;
attrPSVI.fTypeDecl = currDecl.fType;
attrPSVI.fValue.copyFrom(defaultValue);
attrPSVI.fValidationContext = fValidationRoot;
attrPSVI.fValidity = AttributePSVI.VALIDITY_VALID;
attrPSVI.fValidationAttempted = AttributePSVI.VALIDATION_FULL;
attrPSVI.fSpecified = true;
}
}
} // for
} // addDefaultAttributes
/**
* If there is not text content, and there is a
* {value constraint} on the corresponding element decl, then return
* an XMLString representing the default value.
*/
void processElementContent(QName element) {
// 1 If the item is ?valid? with respect to an element declaration as per Element Locally Valid (Element) (?3.3.4) and the {value constraint} is present, but clause 3.2 of Element Locally Valid (Element) (?3.3.4) above is not satisfied and the item has no element or character information item [children], then schema. Furthermore, the post-schema-validation infoset has the canonical lexical representation of the {value constraint} value as the item's [schema normalized value] property.
if (fCurrentElemDecl != null
&& fCurrentElemDecl.fDefault != null
&& !fSawText
&& !fSubElement
&& !fNil) {
String strv = fCurrentElemDecl.fDefault.stringValue();
int bufLen = strv.length();
if (fNormalizedStr.ch == null || fNormalizedStr.ch.length < bufLen) {
fNormalizedStr.ch = new char[bufLen];
}
strv.getChars(0, bufLen, fNormalizedStr.ch, 0);
fNormalizedStr.offset = 0;
fNormalizedStr.length = bufLen;
fDefaultValue = fNormalizedStr;
}
// fixed values are handled later, after xsi:type determined.
fValidatedInfo.normalizedValue = null;
// Element Locally Valid (Element)
// 3.2.1 The element information item must have no character or element information item [children].
if (fNil) {
if (fSubElement || fSawText) {
reportSchemaError(
"cvc-elt.3.2.1",
new Object[] {
element.rawname,
SchemaSymbols.URI_XSI + "," + SchemaSymbols.XSI_NIL });
}
}
this.fValidatedInfo.reset();
// 5 The appropriate case among the following must be true:
// 5.1 If the declaration has a {value constraint}, the item has neither element nor character [children] and clause 3.2 has not applied, then all of the following must be true:
if (fCurrentElemDecl != null
&& fCurrentElemDecl.getConstraintType() != XSConstants.VC_NONE
&& !fSubElement
&& !fSawText
&& !fNil) {
// 5.1.1 If the actual type definition is a local type definition then the canonical lexical representation of the {value constraint} value must be a valid default for the actual type definition as defined in Element Default Valid (Immediate) (3.3.6).
if (fCurrentType != fCurrentElemDecl.fType) {
//REVISIT:we should pass ValidatedInfo here.
if (XSConstraints
.ElementDefaultValidImmediate(
fCurrentType,
fCurrentElemDecl.fDefault.stringValue(),
fState4XsiType,
null)
== null)
reportSchemaError(
"cvc-elt.5.1.1",
new Object[] {
element.rawname,
fCurrentType.getName(),
fCurrentElemDecl.fDefault.stringValue()});
}
// 5.1.2 The element information item with the canonical lexical representation of the {value constraint} value used as its normalized value must be valid with respect to the actual type definition as defined by Element Locally Valid (Type) (3.3.4).
// REVISIT: don't use toString, but validateActualValue instead
// use the fState4ApplyDefault
elementLocallyValidType(element, fCurrentElemDecl.fDefault.stringValue());
} else {
// The following method call also deal with clause 1.2.2 of the constraint
// Validation Rule: Schema-Validity Assessment (Element)
// 5.2 If the declaration has no {value constraint} or the item has either element or character [children] or clause 3.2 has applied, then all of the following must be true:
// 5.2.1 The element information item must be valid with respect to the actual type definition as defined by Element Locally Valid (Type) (3.3.4).
Object actualValue = elementLocallyValidType(element, fBuffer);
// 5.2.2 If there is a fixed {value constraint} and clause 3.2 has not applied, all of the following must be true:
if (fCurrentElemDecl != null
&& fCurrentElemDecl.getConstraintType() == XSConstants.VC_FIXED
&& !fNil) {
String content = fBuffer.toString();
// 5.2.2.1 The element information item must have no element information item [children].
if (fSubElement)
reportSchemaError("cvc-elt.5.2.2.1", new Object[] { element.rawname });
// 5.2.2.2 The appropriate case among the following must be true:
if (fCurrentType.getTypeCategory() == XSTypeDefinition.COMPLEX_TYPE) {
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
// 5.2.2.2.1 If the {content type} of the actual type definition is mixed, then the initial value of the item must match the canonical lexical representation of the {value constraint} value.
if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_MIXED) {
// REVISIT: how to get the initial value, does whiteSpace count?
if (!fCurrentElemDecl.fDefault.normalizedValue.equals(content))
reportSchemaError(
"cvc-elt.5.2.2.2.1",
new Object[] {
element.rawname,
content,
fCurrentElemDecl.fDefault.normalizedValue });
}
// 5.2.2.2.2 If the {content type} of the actual type definition is a simple type definition, then the actual value of the item must match the canonical lexical representation of the {value constraint} value.
else if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_SIMPLE) {
if (actualValue != null && (!ValidatedInfo.isComparable(fValidatedInfo, fCurrentElemDecl.fDefault)
|| !actualValue.equals(fCurrentElemDecl.fDefault.actualValue))) {
reportSchemaError(
"cvc-elt.5.2.2.2.2",
new Object[] {
element.rawname,
content,
fCurrentElemDecl.fDefault.stringValue()});
}
}
} else if (fCurrentType.getTypeCategory() == XSTypeDefinition.SIMPLE_TYPE) {
if (actualValue != null && (!ValidatedInfo.isComparable(fValidatedInfo, fCurrentElemDecl.fDefault)
|| !actualValue.equals(fCurrentElemDecl.fDefault.actualValue))) {
// REVISIT: the spec didn't mention this case: fixed
// value with simple type
reportSchemaError(
"cvc-elt.5.2.2.2.2",
new Object[] {
element.rawname,
content,
fCurrentElemDecl.fDefault.stringValue()});
}
}
}
}
if (fDefaultValue == null && fNormalizeData && fDocumentHandler != null && fUnionType) {
// for union types we need to send data because we delayed sending
// this data when we received it in the characters() call.
String content = fValidatedInfo.normalizedValue;
if (content == null)
content = fBuffer.toString();
int bufLen = content.length();
if (fNormalizedStr.ch == null || fNormalizedStr.ch.length < bufLen) {
fNormalizedStr.ch = new char[bufLen];
}
content.getChars(0, bufLen, fNormalizedStr.ch, 0);
fNormalizedStr.offset = 0;
fNormalizedStr.length = bufLen;
fDocumentHandler.characters(fNormalizedStr, null);
}
} // processElementContent
Object elementLocallyValidType(QName element, Object textContent) {
if (fCurrentType == null)
return null;
Object retValue = null;
// Element Locally Valid (Type)
// 3 The appropriate case among the following must be true:
// 3.1 If the type definition is a simple type definition, then all of the following must be true:
if (fCurrentType.getTypeCategory() == XSTypeDefinition.SIMPLE_TYPE) {
// 3.1.2 The element information item must have no element information item [children].
if (fSubElement)
reportSchemaError("cvc-type.3.1.2", new Object[] { element.rawname });
// 3.1.3 If clause 3.2 of Element Locally Valid (Element) (3.3.4) did not apply, then the normalized value must be valid with respect to the type definition as defined by String Valid (3.14.4).
if (!fNil) {
XSSimpleType dv = (XSSimpleType) fCurrentType;
try {
if (!fNormalizeData || fUnionType) {
fValidationState.setNormalizationRequired(true);
}
retValue = dv.validate(textContent, fValidationState, fValidatedInfo);
} catch (InvalidDatatypeValueException e) {
reportSchemaError(e.getKey(), e.getArgs());
reportSchemaError(
"cvc-type.3.1.3",
new Object[] { element.rawname, textContent });
}
}
} else {
// 3.2 If the type definition is a complex type definition, then the element information item must be valid with respect to the type definition as per Element Locally Valid (Complex Type) (3.4.4);
retValue = elementLocallyValidComplexType(element, textContent);
}
return retValue;
} // elementLocallyValidType
Object elementLocallyValidComplexType(QName element, Object textContent) {
Object actualValue = null;
XSComplexTypeDecl ctype = (XSComplexTypeDecl) fCurrentType;
// Element Locally Valid (Complex Type)
// For an element information item to be locally valid with respect to a complex type definition all of the following must be true:
// 1 {abstract} is false.
// 2 If clause 3.2 of Element Locally Valid (Element) (3.3.4) did not apply, then the appropriate case among the following must be true:
if (!fNil) {
// 2.1 If the {content type} is empty, then the element information item has no character or element information item [children].
if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_EMPTY
&& (fSubElement || fSawText)) {
reportSchemaError("cvc-complex-type.2.1", new Object[] { element.rawname });
}
// 2.2 If the {content type} is a simple type definition, then the element information item has no element information item [children], and the normalized value of the element information item is valid with respect to that simple type definition as defined by String Valid (3.14.4).
else if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_SIMPLE) {
if (fSubElement)
reportSchemaError("cvc-complex-type.2.2", new Object[] { element.rawname });
XSSimpleType dv = ctype.fXSSimpleType;
try {
if (!fNormalizeData || fUnionType) {
fValidationState.setNormalizationRequired(true);
}
actualValue = dv.validate(textContent, fValidationState, fValidatedInfo);
} catch (InvalidDatatypeValueException e) {
reportSchemaError(e.getKey(), e.getArgs());
reportSchemaError("cvc-complex-type.2.2", new Object[] { element.rawname });
}
// REVISIT: eventually, this method should return the same actualValue as elementLocallyValidType...
// obviously it'll return null when the content is complex.
}
// 2.3 If the {content type} is element-only, then the element information item has no character information item [children] other than those whose [character code] is defined as a white space in [XML 1.0 (Second Edition)].
else if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_ELEMENT) {
if (fSawCharacters) {
reportSchemaError("cvc-complex-type.2.3", new Object[] { element.rawname });
}
}
// 2.4 If the {content type} is element-only or mixed, then the sequence of the element information item's element information item [children], if any, taken in order, is valid with respect to the {content type}'s particle, as defined in Element Sequence Locally Valid (Particle) (3.9.4).
if (ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_ELEMENT
|| ctype.fContentType == XSComplexTypeDecl.CONTENTTYPE_MIXED) {
// if the current state is a valid state, check whether
// it's one of the final states.
if (DEBUG) {
System.out.println(fCurrCMState);
}
if (fCurrCMState[0] >= 0 && !fCurrentCM.endContentModel(fCurrCMState)) {
String expected = expectedStr(fCurrentCM.whatCanGoHere(fCurrCMState));
final int[] occurenceInfo = fCurrentCM.occurenceInfo(fCurrCMState);
if (occurenceInfo != null) {
final int minOccurs = occurenceInfo[0];
final int count = occurenceInfo[2];
// Check if this is a violation of minOccurs
if (count < minOccurs) {
final int required = minOccurs - count;
if (required > 1) {
reportSchemaError("cvc-complex-type.2.4.j", new Object[] { element.rawname,
fCurrentCM.getTermName(occurenceInfo[3]), Integer.toString(minOccurs), Integer.toString(required) });
}
else {
reportSchemaError("cvc-complex-type.2.4.i", new Object[] { element.rawname,
fCurrentCM.getTermName(occurenceInfo[3]), Integer.toString(minOccurs) });
}
}
else {
reportSchemaError("cvc-complex-type.2.4.b", new Object[] { element.rawname, expected });
}
}
else {
reportSchemaError("cvc-complex-type.2.4.b", new Object[] { element.rawname, expected });
}
}
}
}
return actualValue;
} // elementLocallyValidComplexType
void processRootTypeQName(final javax.xml.namespace.QName rootTypeQName) {
String rootTypeNamespace = rootTypeQName.getNamespaceURI();
// Add namespace to symbol table, to make sure it's interned.
// This namespace may be later compared with other values using ==.
rootTypeNamespace = fSymbolTable.addSymbol(rootTypeNamespace);
if (rootTypeNamespace != null && rootTypeNamespace.equals(XMLConstants.NULL_NS_URI)) {
rootTypeNamespace = null;
}
if (SchemaSymbols.URI_SCHEMAFORSCHEMA.equals(rootTypeNamespace)) {
fCurrentType = SchemaGrammar.SG_SchemaNS.getGlobalTypeDecl(rootTypeQName.getLocalPart());
}
else {
final SchemaGrammar grammarForRootType = findSchemaGrammar(
XSDDescription.CONTEXT_ELEMENT, rootTypeNamespace, null, null, null);
if (grammarForRootType != null) {
fCurrentType = grammarForRootType.getGlobalTypeDecl(rootTypeQName.getLocalPart());
}
}
if (fCurrentType == null) {
String typeName = (rootTypeQName.getPrefix().equals(XMLConstants.DEFAULT_NS_PREFIX)) ?
rootTypeQName.getLocalPart() :
rootTypeQName.getPrefix()+":"+rootTypeQName.getLocalPart();
reportSchemaError("cvc-type.1", new Object[] {typeName});
}
} // processRootTypeQName
void processRootElementDeclQName(final javax.xml.namespace.QName rootElementDeclQName, final QName element) {
String rootElementDeclNamespace = rootElementDeclQName.getNamespaceURI();
// Add namespace to symbol table, to make sure it's interned.
// This namespace may be later compared with other values using ==.
rootElementDeclNamespace = fSymbolTable.addSymbol(rootElementDeclNamespace);
if (rootElementDeclNamespace != null && rootElementDeclNamespace.equals(XMLConstants.NULL_NS_URI)) {
rootElementDeclNamespace = null;
}
final SchemaGrammar grammarForRootElement = findSchemaGrammar(
XSDDescription.CONTEXT_ELEMENT, rootElementDeclNamespace, null, null, null);
if (grammarForRootElement != null) {
fCurrentElemDecl = grammarForRootElement.getGlobalElementDecl(rootElementDeclQName.getLocalPart());
}
if (fCurrentElemDecl == null) {
String declName = (rootElementDeclQName.getPrefix().equals(XMLConstants.DEFAULT_NS_PREFIX)) ?
rootElementDeclQName.getLocalPart() :
rootElementDeclQName.getPrefix()+":"+rootElementDeclQName.getLocalPart();
reportSchemaError("cvc-elt.1.a", new Object[] {declName});
}
else {
checkElementMatchesRootElementDecl(fCurrentElemDecl, element);
}
} // processRootElementDeclQName
void checkElementMatchesRootElementDecl(final XSElementDecl rootElementDecl, final QName element) {
// Report an error if the name of the element does
// not match the name of the specified element declaration.
if (element.localpart != rootElementDecl.fName ||
element.uri != rootElementDecl.fTargetNamespace) {
reportSchemaError("cvc-elt.1.b", new Object[] {element.rawname, rootElementDecl.fName});
}
} // checkElementMatchesRootElementDecl
void reportSchemaError(String key, Object[] arguments) {
if (fDoValidation)
fXSIErrorReporter.reportError(
XSMessageFormatter.SCHEMA_DOMAIN,
key,
arguments,
XMLErrorReporter.SEVERITY_ERROR);
}
private String expectedStr(Vector expected) {
StringBuffer ret = new StringBuffer("{");
int size = expected.size();
for (int i = 0; i < size; i++) {
if (i > 0)
ret.append(", ");
ret.append(expected.elementAt(i).toString());
}
ret.append('}');
return ret.toString();
}
/**********************************/
// xpath matcher information
/**
* Stack of XPath matchers for identity constraints.
*
* @author Andy Clark, IBM
*/
protected static class XPathMatcherStack {
//
// Data
//
/** Active matchers. */
protected XPathMatcher[] fMatchers = new XPathMatcher[4];
/** Count of active matchers. */
protected int fMatchersCount;
/** Offset stack for contexts. */
protected IntStack fContextStack = new IntStack();
//
// Constructors
//
public XPathMatcherStack() {
} // ()
//
// Public methods
//
/** Resets the XPath matcher stack. */
public void clear() {
for (int i = 0; i < fMatchersCount; i++) {
fMatchers[i] = null;
}
fMatchersCount = 0;
fContextStack.clear();
} // clear()
/** Returns the size of the stack. */
public int size() {
return fContextStack.size();
} // size():int
/** Returns the count of XPath matchers. */
public int getMatcherCount() {
return fMatchersCount;
} // getMatcherCount():int
/** Adds a matcher. */
public void addMatcher(XPathMatcher matcher) {
ensureMatcherCapacity();
fMatchers[fMatchersCount++] = matcher;
} // addMatcher(XPathMatcher)
/** Returns the XPath matcher at the specified index. */
public XPathMatcher getMatcherAt(int index) {
return fMatchers[index];
} // getMatcherAt(index):XPathMatcher
/** Pushes a new context onto the stack. */
public void pushContext() {
fContextStack.push(fMatchersCount);
} // pushContext()
/** Pops a context off of the stack. */
public void popContext() {
fMatchersCount = fContextStack.pop();
} // popContext()
//
// Private methods
//
/** Ensures the size of the matchers array. */
private void ensureMatcherCapacity() {
if (fMatchersCount == fMatchers.length) {
XPathMatcher[] array = new XPathMatcher[fMatchers.length * 2];
System.arraycopy(fMatchers, 0, array, 0, fMatchers.length);
fMatchers = array;
}
} // ensureMatcherCapacity()
} // class XPathMatcherStack
// value store implementations
/**
* Value store implementation base class. There are specific subclasses
* for handling unique, key, and keyref.
*
* @author Andy Clark, IBM
*/
protected abstract class ValueStoreBase implements ValueStore {
//
// Data
//
/** Identity constraint. */
protected IdentityConstraint fIdentityConstraint;
protected int fFieldCount = 0;
protected Field[] fFields = null;
/** current data */
protected Object[] fLocalValues = null;
protected short[] fLocalValueTypes = null;
protected ShortList[] fLocalItemValueTypes = null;
/** Current data value count. */
protected int fValuesCount;
protected boolean fHasValue = false;
/** global data */
public final Vector fValues = new Vector();
public ShortVector fValueTypes = null;
public Vector fItemValueTypes = null;
private boolean fUseValueTypeVector = false;
private int fValueTypesLength = 0;
private short fValueType = 0;
private boolean fUseItemValueTypeVector = false;
private int fItemValueTypesLength = 0;
private ShortList fItemValueType = null;
/** buffer for error messages */
final StringBuffer fTempBuffer = new StringBuffer();
//
// Constructors
//
/** Constructs a value store for the specified identity constraint. */
protected ValueStoreBase(IdentityConstraint identityConstraint) {
fIdentityConstraint = identityConstraint;
fFieldCount = fIdentityConstraint.getFieldCount();
fFields = new Field[fFieldCount];
fLocalValues = new Object[fFieldCount];
fLocalValueTypes = new short[fFieldCount];
fLocalItemValueTypes = new ShortList[fFieldCount];
for (int i = 0; i < fFieldCount; i++) {
fFields[i] = fIdentityConstraint.getFieldAt(i);
}
} // (IdentityConstraint)
//
// Public methods
//
// destroys this ValueStore; useful when, for instance, a
// locally-scoped ID constraint is involved.
public void clear() {
fValuesCount = 0;
fUseValueTypeVector = false;
fValueTypesLength = 0;
fValueType = 0;
fUseItemValueTypeVector = false;
fItemValueTypesLength = 0;
fItemValueType = null;
fValues.setSize(0);
if (fValueTypes != null) {
fValueTypes.clear();
}
if (fItemValueTypes != null) {
fItemValueTypes.setSize(0);
}
} // end clear():void
// appends the contents of one ValueStore to those of us.
public void append(ValueStoreBase newVal) {
for (int i = 0; i < newVal.fValues.size(); i++) {
fValues.addElement(newVal.fValues.elementAt(i));
}
} // append(ValueStoreBase)
/** Start scope for value store. */
public void startValueScope() {
fValuesCount = 0;
for (int i = 0; i < fFieldCount; i++) {
fLocalValues[i] = null;
fLocalValueTypes[i] = 0;
fLocalItemValueTypes[i] = null;
}
} // startValueScope()
/** Ends scope for value store. */
public void endValueScope() {
if (fValuesCount == 0) {
if (fIdentityConstraint.getCategory() == IdentityConstraint.IC_KEY) {
String code = "AbsentKeyValue";
String eName = fIdentityConstraint.getElementName();
String cName = fIdentityConstraint.getIdentityConstraintName();
reportSchemaError(code, new Object[] { eName, cName });
}
return;
}
// Validation Rule: Identity-constraint Satisfied
// 4.2 If the {identity-constraint category} is key, then all of the following must be true:
// 4.2.1 The target node set and the qualified node set are equal, that is, every member of the
// target node set is also a member of the qualified node set and vice versa.
//
// If the IDC is a key check whether we have all the fields.
if (fValuesCount != fFieldCount) {
if (fIdentityConstraint.getCategory() == IdentityConstraint.IC_KEY) {
String code = "KeyNotEnoughValues";
UniqueOrKey key = (UniqueOrKey) fIdentityConstraint;
String eName = fIdentityConstraint.getElementName();
String cName = key.getIdentityConstraintName();
reportSchemaError(code, new Object[] { eName, cName });
}
return;
}
} // endValueScope()
// This is needed to allow keyref's to look for matched keys
// in the correct scope. Unique and Key may also need to
// override this method for purposes of their own.
// This method is called whenever the DocumentFragment
// of an ID Constraint goes out of scope.
public void endDocumentFragment() {
} // endDocumentFragment():void
/**
* Signals the end of the document. This is where the specific
* instances of value stores can verify the integrity of the
* identity constraints.
*/
public void endDocument() {
} // endDocument()
//
// ValueStore methods
//
/* reports an error if an element is matched
* has nillable true and is matched by a key.
*/
public void reportError(String key, Object[] args) {
reportSchemaError(key, args);
} // reportError(String,Object[])
/**
* Adds the specified value to the value store.
*
* @param field The field associated to the value. This reference
* is used to ensure that each field only adds a value
* once within a selection scope.
* @param mayMatch a flag indiciating whether the field may be matched.
* @param actualValue The value to add.
* @param valueType Type of the value to add.
* @param itemValueType If the value is a list, a list of types for each of the values in the list.
*/
public void addValue(Field field, boolean mayMatch, Object actualValue, short valueType, ShortList itemValueType) {
int i;
for (i = fFieldCount - 1; i > -1; i--) {
if (fFields[i] == field) {
break;
}
}
// do we even know this field?
if (i == -1) {
String code = "UnknownField";
String eName = fIdentityConstraint.getElementName();
String cName = fIdentityConstraint.getIdentityConstraintName();
reportSchemaError(code, new Object[] { field.toString(), eName, cName });
return;
}
if (!mayMatch) {
String code = "FieldMultipleMatch";
String cName = fIdentityConstraint.getIdentityConstraintName();
reportSchemaError(code, new Object[] { field.toString(), cName });
}
else {
fValuesCount++;
fHasValue = true;
}
fLocalValues[i] = actualValue;
fLocalValueTypes[i] = valueType;
fLocalItemValueTypes[i] = itemValueType;
if (fValuesCount == fFieldCount) {
checkDuplicateValues();
// store values
for (i = 0; i < fFieldCount; i++) {
fValues.addElement(fLocalValues[i]);
addValueType(fLocalValueTypes[i]);
addItemValueType(fLocalItemValueTypes[i]);
}
}
} // addValue(String,Field)
/**
* Returns true if this value store contains the locally scoped value stores
*/
public boolean contains() {
// REVISIT: we can improve performance by using hash codes, instead of
// traversing global vector that could be quite large.
int next = 0;
final int size = fValues.size();
LOOP : for (int i = 0; i < size; i = next) {
next = i + fFieldCount;
for (int j = 0; j < fFieldCount; j++) {
Object value1 = fLocalValues[j];
Object value2 = fValues.elementAt(i);
short valueType1 = fLocalValueTypes[j];
short valueType2 = getValueTypeAt(i);
if (value1 == null || value2 == null || valueType1 != valueType2 || !(value1.equals(value2))) {
continue LOOP;
}
else if(valueType1 == XSConstants.LIST_DT || valueType1 == XSConstants.LISTOFUNION_DT) {
ShortList list1 = fLocalItemValueTypes[j];
ShortList list2 = getItemValueTypeAt(i);
if(list1 == null || list2 == null || !list1.equals(list2))
continue LOOP;
}
i++;
}
// found it
return true;
}
// didn't find it
return false;
} // contains():boolean
/**
* Returns -1 if this value store contains the specified
* values, otherwise the index of the first field in the
* key sequence.
*/
public int contains(ValueStoreBase vsb) {
final Vector values = vsb.fValues;
final int size1 = values.size();
if (fFieldCount <= 1) {
for (int i = 0; i < size1; ++i) {
short val = vsb.getValueTypeAt(i);
if (!valueTypeContains(val) || !fValues.contains(values.elementAt(i))) {
return i;
}
else if(val == XSConstants.LIST_DT || val == XSConstants.LISTOFUNION_DT) {
ShortList list1 = vsb.getItemValueTypeAt(i);
if (!itemValueTypeContains(list1)) {
return i;
}
}
}
}
/** Handle n-tuples. **/
else {
final int size2 = fValues.size();
/** Iterate over each set of fields. **/
OUTER: for (int i = 0; i < size1; i += fFieldCount) {
/** Check whether this set is contained in the value store. **/
INNER: for (int j = 0; j < size2; j += fFieldCount) {
for (int k = 0; k < fFieldCount; ++k) {
final Object value1 = values.elementAt(i+k);
final Object value2 = fValues.elementAt(j+k);
final short valueType1 = vsb.getValueTypeAt(i+k);
final short valueType2 = getValueTypeAt(j+k);
if (value1 != value2 && (valueType1 != valueType2 || value1 == null || !value1.equals(value2))) {
continue INNER;
}
else if(valueType1 == XSConstants.LIST_DT || valueType1 == XSConstants.LISTOFUNION_DT) {
ShortList list1 = vsb.getItemValueTypeAt(i+k);
ShortList list2 = getItemValueTypeAt(j+k);
if (list1 == null || list2 == null || !list1.equals(list2)) {
continue INNER;
}
}
}
continue OUTER;
}
return i;
}
}
return -1;
} // contains(Vector):Object
//
// Protected methods
//
protected void checkDuplicateValues() {
// no-op
} // duplicateValue(Hashtable)
/** Returns a string of the specified values. */
protected String toString(Object[] values) {
// no values
int size = values.length;
if (size == 0) {
return "";
}
fTempBuffer.setLength(0);
// construct value string
for (int i = 0; i < size; i++) {
if (i > 0) {
fTempBuffer.append(',');
}
fTempBuffer.append(values[i]);
}
return fTempBuffer.toString();
} // toString(Object[]):String
/** Returns a string of the specified values. */
protected String toString(Vector values, int start, int length) {
// no values
if (length == 0) {
return "";
}
// one value
if (length == 1) {
return String.valueOf(values.elementAt(start));
}
// construct value string
StringBuffer str = new StringBuffer();
for (int i = 0; i < length; i++) {
if (i > 0) {
str.append(',');
}
str.append(values.elementAt(start + i));
}
return str.toString();
} // toString(Vector,int,int):String
//
// Object methods
//
/** Returns a string representation of this object. */
public String toString() {
String s = super.toString();
int index1 = s.lastIndexOf('$');
if (index1 != -1) {
s = s.substring(index1 + 1);
}
int index2 = s.lastIndexOf('.');
if (index2 != -1) {
s = s.substring(index2 + 1);
}
return s + '[' + fIdentityConstraint + ']';
} // toString():String
//
// Private methods
//
private void addValueType(short type) {
if (fUseValueTypeVector) {
fValueTypes.add(type);
}
else if (fValueTypesLength++ == 0) {
fValueType = type;
}
else if (fValueType != type) {
fUseValueTypeVector = true;
if (fValueTypes == null) {
fValueTypes = new ShortVector(fValueTypesLength * 2);
}
for (int i = 1; i < fValueTypesLength; ++i) {
fValueTypes.add(fValueType);
}
fValueTypes.add(type);
}
}
private short getValueTypeAt(int index) {
if (fUseValueTypeVector) {
return fValueTypes.valueAt(index);
}
return fValueType;
}
private boolean valueTypeContains(short value) {
if (fUseValueTypeVector) {
return fValueTypes.contains(value);
}
return fValueType == value;
}
private void addItemValueType(ShortList itemValueType) {
if (fUseItemValueTypeVector) {
fItemValueTypes.add(itemValueType);
}
else if (fItemValueTypesLength++ == 0) {
fItemValueType = itemValueType;
}
else if (!(fItemValueType == itemValueType ||
(fItemValueType != null && fItemValueType.equals(itemValueType)))) {
fUseItemValueTypeVector = true;
if (fItemValueTypes == null) {
fItemValueTypes = new Vector(fItemValueTypesLength * 2);
}
for (int i = 1; i < fItemValueTypesLength; ++i) {
fItemValueTypes.add(fItemValueType);
}
fItemValueTypes.add(itemValueType);
}
}
private ShortList getItemValueTypeAt(int index) {
if (fUseItemValueTypeVector) {
return (ShortList) fItemValueTypes.elementAt(index);
}
return fItemValueType;
}
private boolean itemValueTypeContains(ShortList value) {
if (fUseItemValueTypeVector) {
return fItemValueTypes.contains(value);
}
return fItemValueType == value ||
(fItemValueType != null && fItemValueType.equals(value));
}
} // class ValueStoreBase
/**
* Unique value store.
*
* @author Andy Clark, IBM
*/
protected class UniqueValueStore extends ValueStoreBase {
//
// Constructors
//
/** Constructs a unique value store. */
public UniqueValueStore(UniqueOrKey unique) {
super(unique);
} // (Unique)
//
// ValueStoreBase protected methods
//
/**
* Called when a duplicate value is added.
*/
protected void checkDuplicateValues() {
// is this value as a group duplicated?
if (contains()) {
String code = "DuplicateUnique";
String value = toString(fLocalValues);
String eName = fIdentityConstraint.getElementName();
String cName = fIdentityConstraint.getIdentityConstraintName();
reportSchemaError(code, new Object[] { value, eName, cName });
}
} // duplicateValue(Hashtable)
} // class UniqueValueStore
/**
* Key value store.
*
* @author Andy Clark, IBM
*/
protected class KeyValueStore extends ValueStoreBase {
// REVISIT: Implement a more efficient storage mechanism. -Ac
//
// Constructors
//
/** Constructs a key value store. */
public KeyValueStore(UniqueOrKey key) {
super(key);
} // (Key)
//
// ValueStoreBase protected methods
//
/**
* Called when a duplicate value is added.
*/
protected void checkDuplicateValues() {
if (contains()) {
String code = "DuplicateKey";
String value = toString(fLocalValues);
String eName = fIdentityConstraint.getElementName();
String cName = fIdentityConstraint.getIdentityConstraintName();
reportSchemaError(code, new Object[] { value, eName, cName });
}
} // duplicateValue(Hashtable)
} // class KeyValueStore
/**
* Key reference value store.
*
* @author Andy Clark, IBM
*/
protected class KeyRefValueStore extends ValueStoreBase {
//
// Data
//
/** Key value store. */
protected ValueStoreBase fKeyValueStore;
//
// Constructors
//
/** Constructs a key value store. */
public KeyRefValueStore(KeyRef keyRef, KeyValueStore keyValueStore) {
super(keyRef);
fKeyValueStore = keyValueStore;
} // (KeyRef)
//
// ValueStoreBase methods
//
// end the value Scope; here's where we have to tie
// up keyRef loose ends.
public void endDocumentFragment() {
// do all the necessary management...
super.endDocumentFragment();
// verify references
// get the key store corresponding (if it exists):
fKeyValueStore =
(ValueStoreBase) fValueStoreCache.fGlobalIDConstraintMap.get(
((KeyRef) fIdentityConstraint).getKey());
if (fKeyValueStore == null) {
// report error
String code = "KeyRefOutOfScope";
String value = fIdentityConstraint.getName();
reportSchemaError(code, new Object[] { value });
return;
}
int errorIndex = fKeyValueStore.contains(this);
if (errorIndex != -1) {
String code = "KeyNotFound";
String values = toString(fValues, errorIndex, fFieldCount);
String element = fIdentityConstraint.getElementName();
String name = fIdentityConstraint.getName();
reportSchemaError(code, new Object[] { name, values, element });
}
} // endDocumentFragment()
/** End document. */
public void endDocument() {
super.endDocument();
} // endDocument()
} // class KeyRefValueStore
// value store management
/**
* Value store cache. This class is used to store the values for
* identity constraints.
*
* @author Andy Clark, IBM
*/
protected class ValueStoreCache {
//
// Data
//
final LocalIDKey fLocalId = new LocalIDKey();
// values stores
/** stores all global Values stores. */
protected final ArrayList fValueStores = new ArrayList();
/**
* Values stores associated to specific identity constraints.
* This hashtable maps IdentityConstraints and
* the 0-based element on which their selectors first matched to
* a corresponding ValueStore. This should take care
* of all cases, including where ID constraints with
* descendant-or-self axes occur on recursively-defined
* elements.
*/
protected final HashMap fIdentityConstraint2ValueStoreMap = new HashMap();
// sketch of algorithm:
// - when a constraint is first encountered, its
// values are stored in the (local) fIdentityConstraint2ValueStoreMap;
// - Once it is validated (i.e., when it goes out of scope),
// its values are merged into the fGlobalIDConstraintMap;
// - as we encounter keyref's, we look at the global table to
// validate them.
//
// The fGlobalIDMapStack has the following structure:
// - validation always occurs against the fGlobalIDConstraintMap
// (which comprises all the "eligible" id constraints);
// When an endElement is found, this Hashtable is merged with the one
// below in the stack.
// When a start tag is encountered, we create a new
// fGlobalIDConstraintMap.
// i.e., the top of the fGlobalIDMapStack always contains
// the preceding siblings' eligible id constraints;
// the fGlobalIDConstraintMap contains descendants+self.
// keyrefs can only match descendants+self.
protected final Stack fGlobalMapStack = new Stack();
protected final HashMap fGlobalIDConstraintMap = new HashMap();
//
// Constructors
//
/** Default constructor. */
public ValueStoreCache() {
} // ()
//
// Public methods
//
/** Resets the identity constraint cache. */
public void startDocument() {
fValueStores.clear();
fIdentityConstraint2ValueStoreMap.clear();
fGlobalIDConstraintMap.clear();
fGlobalMapStack.removeAllElements();
} // startDocument()
// startElement: pushes the current fGlobalIDConstraintMap
// onto fGlobalMapStack and clears fGlobalIDConstraint map.
public void startElement() {
// only clone the map when there are elements
if (fGlobalIDConstraintMap.size() > 0)
fGlobalMapStack.push(fGlobalIDConstraintMap.clone());
else
fGlobalMapStack.push(null);
fGlobalIDConstraintMap.clear();
} // startElement(void)
/** endElement(): merges contents of fGlobalIDConstraintMap with the
* top of fGlobalMapStack into fGlobalIDConstraintMap.
*/
public void endElement() {
if (fGlobalMapStack.isEmpty()) {
return; // must be an invalid doc!
}
HashMap oldMap = (HashMap) fGlobalMapStack.pop();
// return if there is no element
if (oldMap == null) {
return;
}
Iterator entries = oldMap.entrySet().iterator();
while (entries.hasNext()) {
Map.Entry entry = (Map.Entry) entries.next();
IdentityConstraint id = (IdentityConstraint) entry.getKey();
ValueStoreBase oldVal = (ValueStoreBase) entry.getValue();
if (oldVal != null) {
ValueStoreBase currVal = (ValueStoreBase) fGlobalIDConstraintMap.get(id);
if (currVal == null) {
fGlobalIDConstraintMap.put(id, oldVal);
}
else if (currVal != oldVal) {
currVal.append(oldVal);
}
}
}
} // endElement()
/**
* Initializes the value stores for the specified element
* declaration.
*/
public void initValueStoresFor(XSElementDecl eDecl, FieldActivator activator) {
// initialize value stores for unique fields
IdentityConstraint[] icArray = eDecl.fIDConstraints;
int icCount = eDecl.fIDCPos;
for (int i = 0; i < icCount; i++) {
switch (icArray[i].getCategory()) {
case (IdentityConstraint.IC_UNIQUE) :
// initialize value stores for unique fields
UniqueOrKey unique = (UniqueOrKey) icArray[i];
LocalIDKey toHash = new LocalIDKey(unique, fElementDepth);
UniqueValueStore uniqueValueStore =
(UniqueValueStore) fIdentityConstraint2ValueStoreMap.get(toHash);
if (uniqueValueStore == null) {
uniqueValueStore = new UniqueValueStore(unique);
fIdentityConstraint2ValueStoreMap.put(toHash, uniqueValueStore);
} else {
uniqueValueStore.clear();
}
fValueStores.add(uniqueValueStore);
activateSelectorFor(icArray[i]);
break;
case (IdentityConstraint.IC_KEY) :
// initialize value stores for key fields
UniqueOrKey key = (UniqueOrKey) icArray[i];
toHash = new LocalIDKey(key, fElementDepth);
KeyValueStore keyValueStore =
(KeyValueStore) fIdentityConstraint2ValueStoreMap.get(toHash);
if (keyValueStore == null) {
keyValueStore = new KeyValueStore(key);
fIdentityConstraint2ValueStoreMap.put(toHash, keyValueStore);
} else {
keyValueStore.clear();
}
fValueStores.add(keyValueStore);
activateSelectorFor(icArray[i]);
break;
case (IdentityConstraint.IC_KEYREF) :
// initialize value stores for keyRef fields
KeyRef keyRef = (KeyRef) icArray[i];
toHash = new LocalIDKey(keyRef, fElementDepth);
KeyRefValueStore keyRefValueStore =
(KeyRefValueStore) fIdentityConstraint2ValueStoreMap.get(toHash);
if (keyRefValueStore == null) {
keyRefValueStore = new KeyRefValueStore(keyRef, null);
fIdentityConstraint2ValueStoreMap.put(toHash, keyRefValueStore);
} else {
keyRefValueStore.clear();
}
fValueStores.add(keyRefValueStore);
activateSelectorFor(icArray[i]);
break;
}
}
} // initValueStoresFor(XSElementDecl)
/** Returns the value store associated to the specified IdentityConstraint. */
public ValueStoreBase getValueStoreFor(IdentityConstraint id, int initialDepth) {
fLocalId.fDepth = initialDepth;
fLocalId.fId = id;
return (ValueStoreBase) fIdentityConstraint2ValueStoreMap.get(fLocalId);
} // getValueStoreFor(IdentityConstraint, int):ValueStoreBase
/** Returns the global value store associated to the specified IdentityConstraint. */
public ValueStoreBase getGlobalValueStoreFor(IdentityConstraint id) {
return (ValueStoreBase) fGlobalIDConstraintMap.get(id);
} // getValueStoreFor(IdentityConstraint):ValueStoreBase
// This method takes the contents of the (local) ValueStore
// associated with id and moves them into the global
// hashtable, if id is a or a .
// If it's a , then we leave it for later.
public void transplant(IdentityConstraint id, int initialDepth) {
fLocalId.fDepth = initialDepth;
fLocalId.fId = id;
ValueStoreBase newVals =
(ValueStoreBase) fIdentityConstraint2ValueStoreMap.get(fLocalId);
if (id.getCategory() == IdentityConstraint.IC_KEYREF)
return;
ValueStoreBase currVals = (ValueStoreBase) fGlobalIDConstraintMap.get(id);
if (currVals != null) {
currVals.append(newVals);
fGlobalIDConstraintMap.put(id, currVals);
} else
fGlobalIDConstraintMap.put(id, newVals);
} // transplant(id)
/** Check identity constraints. */
public void endDocument() {
int count = fValueStores.size();
for (int i = 0; i < count; i++) {
ValueStoreBase valueStore = (ValueStoreBase) fValueStores.get(i);
valueStore.endDocument();
}
} // endDocument()
//
// Object methods
//
/** Returns a string representation of this object. */
public String toString() {
String s = super.toString();
int index1 = s.lastIndexOf('$');
if (index1 != -1) {
return s.substring(index1 + 1);
}
int index2 = s.lastIndexOf('.');
if (index2 != -1) {
return s.substring(index2 + 1);
}
return s;
} // toString():String
} // class ValueStoreCache
// the purpose of this class is to enable IdentityConstraint,int
// pairs to be used easily as keys in Hashtables.
protected static final class LocalIDKey {
public IdentityConstraint fId;
public int fDepth;
public LocalIDKey() {
}
public LocalIDKey(IdentityConstraint id, int depth) {
fId = id;
fDepth = depth;
} // init(IdentityConstraint, int)
// object method
public int hashCode() {
return fId.hashCode() + fDepth;
}
public boolean equals(Object localIDKey) {
if (localIDKey instanceof LocalIDKey) {
LocalIDKey lIDKey = (LocalIDKey) localIDKey;
return (lIDKey.fId == fId && lIDKey.fDepth == fDepth);
}
return false;
}
} // class LocalIDKey
/**
* A simple vector for shorts.
*/
protected static final class ShortVector {
//
// Data
//
/** Current length. */
private int fLength;
/** Data. */
private short[] fData;
//
// Constructors
//
public ShortVector() {}
public ShortVector(int initialCapacity) {
fData = new short[initialCapacity];
}
//
// Public methods
//
/** Returns the length of the vector. */
public int length() {
return fLength;
}
/** Adds the value to the vector. */
public void add(short value) {
ensureCapacity(fLength + 1);
fData[fLength++] = value;
}
/** Returns the short value at the specified position in the vector. */
public short valueAt(int position) {
return fData[position];
}
/** Clears the vector. */
public void clear() {
fLength = 0;
}
/** Returns whether the short is contained in the vector. */
public boolean contains(short value) {
for (int i = 0; i < fLength; ++i) {
if (fData[i] == value) {
return true;
}
}
return false;
}
//
// Private methods
//
/** Ensures capacity. */
private void ensureCapacity(int size) {
if (fData == null) {
fData = new short[8];
}
else if (fData.length <= size) {
short[] newdata = new short[fData.length * 2];
System.arraycopy(fData, 0, newdata, 0, fData.length);
fData = newdata;
}
}
}
} // class SchemaValidator