com.sun.tools.xjc.reader.xmlschema.bindinfo.BIProperty Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2022 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.tools.xjc.reader.xmlschema.bindinfo;
import java.util.Collection;
import java.util.Collections;
import jakarta.xml.bind.annotation.XmlAttribute;
import jakarta.xml.bind.annotation.XmlElement;
import jakarta.xml.bind.annotation.XmlElementRef;
import jakarta.xml.bind.annotation.XmlRootElement;
import javax.xml.namespace.QName;
import com.sun.codemodel.JJavaName;
import com.sun.codemodel.JType;
import com.sun.tools.xjc.ErrorReceiver;
import com.sun.tools.xjc.generator.bean.field.FieldRenderer;
import com.sun.tools.xjc.generator.bean.field.FieldRendererFactory;
import com.sun.tools.xjc.generator.bean.field.IsSetFieldRenderer;
import com.sun.tools.xjc.model.CAttributePropertyInfo;
import com.sun.tools.xjc.model.CCustomizations;
import com.sun.tools.xjc.model.CElementPropertyInfo;
import com.sun.tools.xjc.model.CPropertyInfo;
import com.sun.tools.xjc.model.CReferencePropertyInfo;
import com.sun.tools.xjc.model.CValuePropertyInfo;
import com.sun.tools.xjc.model.TypeUse;
import com.sun.tools.xjc.reader.Const;
import com.sun.tools.xjc.reader.RawTypeSet;
import com.sun.tools.xjc.reader.Ring;
import com.sun.tools.xjc.reader.TypeUtil;
import com.sun.tools.xjc.reader.xmlschema.BGMBuilder;
import org.glassfish.jaxb.core.api.impl.NameConverter;
import com.sun.xml.xsom.XSAnnotation;
import com.sun.xml.xsom.XSAttGroupDecl;
import com.sun.xml.xsom.XSAttributeDecl;
import com.sun.xml.xsom.XSAttributeUse;
import com.sun.xml.xsom.XSComplexType;
import com.sun.xml.xsom.XSComponent;
import com.sun.xml.xsom.XSContentType;
import com.sun.xml.xsom.XSElementDecl;
import com.sun.xml.xsom.XSFacet;
import com.sun.xml.xsom.XSIdentityConstraint;
import com.sun.xml.xsom.XSModelGroup;
import com.sun.xml.xsom.XSModelGroupDecl;
import com.sun.xml.xsom.XSNotation;
import com.sun.xml.xsom.XSParticle;
import com.sun.xml.xsom.XSSchema;
import com.sun.xml.xsom.XSSimpleType;
import com.sun.xml.xsom.XSWildcard;
import com.sun.xml.xsom.XSXPath;
import com.sun.xml.xsom.util.XSFinder;
import com.sun.xml.xsom.visitor.XSFunction;
import org.xml.sax.Locator;
/**
* Property customization.
*
* This customization turns an arbitrary schema component
* into a Java property (some restrictions apply.)
*
*
* All the getter methods (such as {@code getBaseType} or
* {@code getBindStyle}) honors the delegation chain of
* property customization specified in the spec. Namely,
* if two property customizations are attached to an attribute
* use and an attribute decl, then anything unspecified in the
* attribute use defaults to attribute decl.
*
*
* Property customizations are acknowledged
* (1) when they are actually used, and
* (2) when they are given at the component, which is mapped to a class.
* (so-called "point of declaration" customization)
*
* @author
* Kohsuke Kawaguchi ([email protected])
*/
@XmlRootElement(name="property")
public final class BIProperty extends AbstractDeclarationImpl {
// can be null
@XmlAttribute
private String name = null;
// can be null
@XmlElement
private String javadoc = null;
// can be null
@XmlElement
private BaseTypeBean baseType = null;
// TODO: report 'unsupported' error if this is true
@XmlAttribute
private boolean generateFailFastSetterMethod = false;
public BIProperty(Locator loc, String _propName, String _javadoc,
BaseTypeBean _baseType, CollectionTypeAttribute collectionType, Boolean isConst,
OptionalPropertyMode optionalProperty, Boolean genElemProp) {
super(loc);
this.name = _propName;
this.javadoc = _javadoc;
this.baseType = _baseType;
this.collectionType = collectionType;
this.isConstantProperty = isConst;
this.optionalProperty = optionalProperty;
this.generateElementProperty = genElemProp;
}
protected BIProperty() {}
@Override
public Collection getChildren() {
BIConversion conv = getConv();
if(conv==null)
return super.getChildren();
else
return Collections.singleton(conv);
}
@Override
public void setParent( BindInfo parent ) {
super.setParent(parent);
if(baseType!=null && baseType.conv!=null)
baseType.conv.setParent(parent);
}
/**
* Returns the customized property name.
*
* This method honors the "enableJavaNamingConvention" customization
* and formats the property name accordingly if necessary.
*
* Thus the caller should NOT apply the XML-to-Java name
* conversion algorithm to the value returned from this method.
*
* @param forConstant
* If the property name is intended for a constant property name,
* set to true. This will change the result
*
* @return
* This method can return null if the customization doesn't
* specify the name.
*/
public String getPropertyName( boolean forConstant ) {
if(name!=null) {
BIGlobalBinding gb = getBuilder().getGlobalBinding();
NameConverter nc = getBuilder().model.getNameConverter();
if( gb.isJavaNamingConventionEnabled() && !forConstant )
// apply XML->Java conversion
return nc.toPropertyName(name);
else
return name; // ... or don't change the value
}
BIProperty next = getDefault();
if(next!=null) return next.getPropertyName(forConstant);
else return null;
}
/**
* Gets the associated javadoc.
*
* @return
* null if none is specfieid.
*/
public String getJavadoc() {
return javadoc;
}
// can be null
public JType getBaseType() {
if(baseType!=null && baseType.name!=null) {
return TypeUtil.getType(getCodeModel(),
baseType.name,
Ring.get(ErrorReceiver.class),getLocation());
}
BIProperty next = getDefault();
if(next!=null) return next.getBaseType();
else return null;
}
// can be null
@XmlAttribute
private CollectionTypeAttribute collectionType = null;
/**
* Gets the realization of this field.
* @return Always return non-null.
*/
CollectionTypeAttribute getCollectionType() {
if(collectionType!=null) return collectionType;
return getDefault().getCollectionType();
}
@XmlAttribute
private OptionalPropertyMode optionalProperty = null;
// virtual property for @generateIsSetMethod
@XmlAttribute
void setGenerateIsSetMethod(boolean b) {
optionalProperty = b ? OptionalPropertyMode.ISSET : OptionalPropertyMode.WRAPPER;
}
public OptionalPropertyMode getOptionalPropertyMode() {
if(optionalProperty!=null) return optionalProperty;
return getDefault().getOptionalPropertyMode();
}
// null if delegated
@XmlAttribute
private Boolean generateElementProperty = null;
/**
* If true, the property will automatically be a reference property.
* (Talk about confusing names!)
*/
private Boolean generateElementProperty() {
if(generateElementProperty!=null) return generateElementProperty;
BIProperty next = getDefault();
if(next!=null) return next.generateElementProperty();
return null;
}
// true, false, or null (which means the value should be inherited.)
@XmlAttribute(name="fixedAttributeAsConstantProperty")
private Boolean isConstantProperty;
/**
* Gets the inherited value of the "fixedAttrToConstantProperty" customization.
*
*
* Note that returning true from this method doesn't necessarily mean
* that a property needs to be mapped to a constant property.
* It just means that it's mapped to a constant property
* if an attribute use carries a fixed value.
*
*
* I don't like this semantics but that's what the spec implies.
*/
public boolean isConstantProperty() {
if(isConstantProperty!=null) return isConstantProperty;
BIProperty next = getDefault();
if(next!=null) return next.isConstantProperty();
// globalBinding always has true or false in this property,
// so this can't happen
throw new AssertionError();
}
public CValuePropertyInfo createValueProperty(String defaultName,boolean forConstant,
XSComponent source,TypeUse tu, QName typeName) {
markAsAcknowledged();
constantPropertyErrorCheck();
String name = getPropertyName(forConstant);
if(name==null) {
name = defaultName;
if(tu.isCollection() && getBuilder().getGlobalBinding().isSimpleMode())
name = JJavaName.getPluralForm(name);
}
CValuePropertyInfo prop = wrapUp(new CValuePropertyInfo(name, source, getCustomizations(source), source.getLocator(), tu, typeName), source);
BIInlineBinaryData.handle(source, prop);
return prop;
}
public CAttributePropertyInfo createAttributeProperty( XSAttributeUse use, TypeUse tu ) {
boolean forConstant =
getCustomization(use).isConstantProperty() &&
use.getFixedValue()!=null;
String name = getPropertyName(forConstant);
if(name==null) {
NameConverter conv = getBuilder().getNameConverter();
if(forConstant)
name = conv.toConstantName(use.getDecl().getName());
else
name = conv.toPropertyName(use.getDecl().getName());
if(tu.isCollection() && getBuilder().getGlobalBinding().isSimpleMode())
name = JJavaName.getPluralForm(name);
}
markAsAcknowledged();
constantPropertyErrorCheck();
return wrapUp(new CAttributePropertyInfo(name,use,getCustomizations(use),use.getLocator(),
BGMBuilder.getName(use.getDecl()), tu,
BGMBuilder.getName(use.getDecl().getType()), use.isRequired() ),use);
}
/**
*
*
* @param defaultName
* If the name is not customized, this name will be used
* as the default. Note that the name conversion MUST
* be applied before this method is called if necessary.
* @param source
* Source schema component from which a field is built.
*/
public CElementPropertyInfo createElementProperty(String defaultName, boolean forConstant, XSParticle source,
RawTypeSet types) {
if(!types.refs.isEmpty())
// if this property is empty, don't acknowleedge the customization
// this allows pointless property customization to be reported as an error
markAsAcknowledged();
constantPropertyErrorCheck();
String name = getPropertyName(forConstant);
if(name==null)
name = defaultName;
CElementPropertyInfo prop = wrapUp(
new CElementPropertyInfo(
name, types.getCollectionMode(),
types.id(),
types.getExpectedMimeType(),
source, getCustomizations(source),
source.getLocator(), types.isRequired()),
source);
types.addTo(prop);
BIInlineBinaryData.handle(source.getTerm(), prop);
return prop;
}
public CReferencePropertyInfo createDummyExtendedMixedReferenceProperty(
String defaultName, XSComponent source, RawTypeSet types) {
return createReferenceProperty(
defaultName,
false,
source,
types,
true,
true,
false,
true);
}
public CReferencePropertyInfo createContentExtendedMixedReferenceProperty(
String defaultName, XSComponent source, RawTypeSet types) {
return createReferenceProperty(
defaultName,
false,
source,
types,
true,
false,
true,
true);
}
public CReferencePropertyInfo createReferenceProperty(
String defaultName, boolean forConstant, XSComponent source,
RawTypeSet types, boolean isMixed, boolean dummy, boolean content, boolean isMixedExtended) {
if (types == null) { // this is a special case where we need to generate content because potential subtypes would need to be able to override what's store inside
content = true;
} else {
if(!types.refs.isEmpty())
// if this property is empty, don't acknowleedge the customization
// this allows pointless property customization to be reported as an error
markAsAcknowledged();
}
constantPropertyErrorCheck();
String name = getPropertyName(forConstant);
if(name==null)
name = defaultName;
CReferencePropertyInfo prop = wrapUp(
new CReferencePropertyInfo(
name,
types == null || types.getCollectionMode().isRepeated() || isMixed,
types != null && types.isRequired(),
isMixed,
source,
getCustomizations(source), source.getLocator(), dummy, content, isMixedExtended),
source);
if (types != null) {
types.addTo(prop);
}
BIInlineBinaryData.handle(source, prop);
return prop;
}
public CPropertyInfo createElementOrReferenceProperty(
String defaultName, boolean forConstant, XSParticle source,
RawTypeSet types) {
boolean generateRef;
switch(types.canBeTypeRefs) {
case CAN_BE_TYPEREF:
case SHOULD_BE_TYPEREF:
// it's up to the use
Boolean b = generateElementProperty();
if(b==null) // follow XJC recommendation
generateRef = types.canBeTypeRefs== RawTypeSet.Mode.CAN_BE_TYPEREF;
else // use the value user gave us
generateRef = b;
break;
case MUST_BE_REFERENCE:
generateRef = true;
break;
default:
throw new AssertionError();
}
if(generateRef) {
return createReferenceProperty(defaultName,forConstant,source,types, false, false, false, false);
} else {
return createElementProperty(defaultName,forConstant,source,types);
}
}
/**
* Common finalization of {@link CPropertyInfo} for the create***Property methods.
*/
private T wrapUp(T prop, XSComponent source) {
prop.javadoc = concat(javadoc,
getBuilder().getBindInfo(source).getDocumentation());
if(prop.javadoc==null)
prop.javadoc="";
// decide the realization.
FieldRenderer r;
OptionalPropertyMode opm = getOptionalPropertyMode();
if(prop.isCollection()) {
CollectionTypeAttribute ct = getCollectionType();
r = ct.get(getBuilder().model);
} else {
FieldRendererFactory frf = getBuilder().fieldRendererFactory;
// according to the spec we should bahave as in jaxb1. So we ignore possiblity that property could be nullable
switch(opm) {
// the property type can be primitive type if we are to ignore absence
case PRIMITIVE:
r = frf.getRequiredUnboxed();
break;
case WRAPPER:
// force the wrapper type
r = prop.isOptionalPrimitive() ? frf.getSingle() : frf.getDefault();
break;
case ISSET:
r = prop.isOptionalPrimitive() ? frf.getSinglePrimitiveAccess() : frf.getDefault();
break;
default:
throw new Error();
}
}
if(opm==OptionalPropertyMode.ISSET) {
// only isSet is allowed on a collection. these 3 modes aren't really symmetric.
// if the property is a primitive type, we need an explicit unset because
// we can't overload the meaning of set(null).
// if it's a collection, we need to be able to unset it so that we can distinguish
// null list and empty list.
r = new IsSetFieldRenderer( r, prop.isOptionalPrimitive()||prop.isCollection(), true );
}
prop.realization = r;
JType bt = getBaseType();
if(bt!=null)
prop.baseType = bt;
return prop;
}
private CCustomizations getCustomizations( XSComponent src ) {
return getBuilder().getBindInfo(src).toCustomizationList();
}
private CCustomizations getCustomizations( XSComponent... src ) {
CCustomizations c = null;
for (XSComponent s : src) {
CCustomizations r = getCustomizations(s);
if(c==null) c = r;
else c = CCustomizations.merge(c,r);
}
return c;
}
private CCustomizations getCustomizations( XSAttributeUse src ) {
// customizations for an attribute use should include those defined in the local attribute.
// this is so that the schema like:
//
//
//
//
//
//
//
* Consider an attribute use that does NOT carry a property
* customization. This schema component is nonetheless considered
* to carry a (sort of) implicit property customization, whose values
* are defaulted.
*
*
* This method can be think of the method that returns this implied
* property customization.
*
*
* Note that this doesn't mean the given component needs to be
* mapped to a property. But if it does map to a property, it needs
* to follow this customization.
*
* I think this semantics is next to non-sense but I couldn't think
* of any other way to follow the spec.
*
* @param c
* A customization effective on this component will be returned.
* Can be null just to get the global customization.
* @return
* Always return non-null valid object.
*/
public static BIProperty getCustomization( XSComponent c ) {
BGMBuilder builder = Ring.get(BGMBuilder.class);
// look for a customization on this component
if( c!=null ) {
BIProperty prop = builder.getBindInfo(c).get(BIProperty.class);
if(prop!=null) return prop;
}
// if no such thing exists, defeault.
return getDefault(builder,c);
}
private final static XSFunction defaultCustomizationFinder = new XSFunction<>() {
@Override
public XSComponent attributeUse(XSAttributeUse use) {
return use.getDecl(); // inherit from the declaration
}
@Override
public XSComponent particle(XSParticle particle) {
return particle.getTerm(); // inherit from the term
}
@Override
public XSComponent schema(XSSchema schema) {
// no more delegation
return null;
}
// delegates to the context schema object
@Override
public XSComponent attributeDecl(XSAttributeDecl decl) {
return decl.getOwnerSchema();
}
@Override
public XSComponent wildcard(XSWildcard wc) {
return wc.getOwnerSchema();
}
@Override
public XSComponent modelGroupDecl(XSModelGroupDecl decl) {
return decl.getOwnerSchema();
}
@Override
public XSComponent modelGroup(XSModelGroup group) {
return group.getOwnerSchema();
}
@Override
public XSComponent elementDecl(XSElementDecl decl) {
return decl.getOwnerSchema();
}
@Override
public XSComponent complexType(XSComplexType type) {
return type.getOwnerSchema();
}
@Override
public XSComponent simpleType(XSSimpleType st) {
return st.getOwnerSchema();
}
// property customizations are not allowed on these components.
@Override
public XSComponent attGroupDecl(XSAttGroupDecl decl) {
throw new IllegalStateException();
}
@Override
public XSComponent empty(XSContentType empty) {
throw new IllegalStateException();
}
@Override
public XSComponent annotation(XSAnnotation xsAnnotation) {
throw new IllegalStateException();
}
@Override
public XSComponent facet(XSFacet xsFacet) {
throw new IllegalStateException();
}
@Override
public XSComponent notation(XSNotation xsNotation) {
throw new IllegalStateException();
}
@Override
public XSComponent identityConstraint(XSIdentityConstraint x) {
throw new IllegalStateException();
}
@Override
public XSComponent xpath(XSXPath xsxPath) {
throw new IllegalStateException();
}
};
private static String concat( String s1, String s2 ) {
if(s1==null) return s2;
if(s2==null) return s1;
return s1+"\n\n"+s2;
}
@Override
public QName getName() { return NAME; }
/** Name of this declaration. */
public static final QName NAME = new QName(
Const.JAXB_NSURI, "property" );
public BIConversion getConv() {
if(baseType!=null)
return baseType.conv;
else
return null;
}
public static final class BaseTypeBean {
public BaseTypeBean() {}
/**
* If there's a nested javaType customization, this field
* will keep that customization. Otherwise null.
*
* This customization, if present, is used to customize
* the simple type mapping at the point of reference.
*/
@XmlElementRef
BIConversion conv;
/**
* Java type name.
*/
@XmlAttribute
String name;
}
}