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* 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.cxf.tools.corba.processors.idl;
import javax.wsdl.Definition;
import javax.xml.namespace.QName;
import antlr.collections.AST;
import org.apache.cxf.binding.corba.wsdl.Alias;
import org.apache.cxf.binding.corba.wsdl.Anonstring;
import org.apache.cxf.binding.corba.wsdl.Anonwstring;
import org.apache.cxf.binding.corba.wsdl.CorbaConstants;
import org.apache.cxf.binding.corba.wsdl.CorbaTypeImpl;
import org.apache.ws.commons.schema.XmlSchema;
import org.apache.ws.commons.schema.XmlSchemaMaxLengthFacet;
import org.apache.ws.commons.schema.XmlSchemaSimpleType;
import org.apache.ws.commons.schema.XmlSchemaSimpleTypeRestriction;
import org.apache.ws.commons.schema.constants.Constants;
public class StringVisitor extends VisitorBase {
private AST stringNode;
private AST boundNode;
private AST identifierNode;
private Scope stringScopedName;
public StringVisitor(Scope scope,
Definition definition,
XmlSchema schemaRef,
WSDLASTVisitor wsdlVisitor,
AST identifierNodeRef) {
super(scope, definition, schemaRef, wsdlVisitor);
stringNode = null;
boundNode = null;
identifierNode = identifierNodeRef;
stringScopedName = null;
}
public static boolean accept(AST node) {
if ((node.getType() == IDLTokenTypes.LITERAL_string)
|| (node.getType() == IDLTokenTypes.LITERAL_wstring)) {
return true;
}
return false;
}
public static boolean isBounded(AST node) {
if (node.getFirstChild() == null) {
return false;
}
return true;
}
public void visit(AST node) {
// ::= "string" "<" ">"
// | "string"
// ::= "wstring" "<" ">"
// | "wstring"
stringNode = node;
boundNode = stringNode.getFirstChild();
//get chance to check if bound is symbol name which defined as const,
//if so, replace the symbol name with defined const
if (boundNode != null) {
String constValue = TypesUtils.getConstValueByName(boundNode, typeMap);
if (constValue != null) {
boundNode.setText(constValue);
}
}
if (identifierNode == null) {
stringScopedName = TypesUtils.generateAnonymousScopedName(getScope(), schema);
} else {
if (identifierNode.getFirstChild() == null) {
stringScopedName = new Scope(getScope(), identifierNode);
} else {
// array of anonymous bounded string
Scope anonScope = new Scope(getScope(), identifierNode);
stringScopedName = TypesUtils.generateAnonymousScopedName(anonScope, schema);
identifierNode = null;
}
}
if (boundNode != null
&& !wsdlVisitor.getBoundedStringOverride()) {
if (identifierNode != null) {
// bounded string/wstring
visitBoundedString();
} else {
// anonymous bounded string/wstring
visitAnonBoundedString();
}
} else {
// unbounded string/wstring
visitUnboundedString();
}
}
private void visitAnonBoundedString() {
// xmlschema:bounded anon string
XmlSchemaSimpleType simpleType = new XmlSchemaSimpleType(schema, true);
simpleType.setName(stringScopedName.toString());
XmlSchemaSimpleTypeRestriction restriction = new XmlSchemaSimpleTypeRestriction();
restriction.setBaseTypeName(Constants.XSD_STRING);
XmlSchemaMaxLengthFacet maxLengthFacet = new XmlSchemaMaxLengthFacet();
maxLengthFacet.setValue(boundNode.toString());
restriction.getFacets().add(maxLengthFacet);
simpleType.setContent(restriction);
setSchemaType(simpleType);
CorbaTypeImpl anon = null;
if (stringNode.getType() == IDLTokenTypes.LITERAL_string) {
// corba:anonstring
Anonstring anonstring = new Anonstring();
anonstring.setQName(new QName(typeMap.getTargetNamespace(), stringScopedName.toString()));
anonstring.setBound(new Long(boundNode.toString()));
anonstring.setType(simpleType.getQName());
anon = anonstring;
} else if (stringNode.getType() == IDLTokenTypes.LITERAL_wstring) {
// corba:anonwstring
Anonwstring anonwstring = new Anonwstring();
anonwstring.setQName(new QName(typeMap.getTargetNamespace(), stringScopedName.toString()));
anonwstring.setBound(new Long(boundNode.toString()));
anonwstring.setType(simpleType.getQName());
anon = anonwstring;
} else {
// should never get here
throw new RuntimeException("StringVisitor attempted to visit an invalid node");
}
// add corba:anonstring
typeMap.getStructOrExceptionOrUnion().add(anon);
setCorbaType(anon);
}
private void visitBoundedString() {
// xmlschema:bounded string
XmlSchemaSimpleType simpleType = new XmlSchemaSimpleType(schema, true);
simpleType.setName(stringScopedName.toString());
XmlSchemaSimpleTypeRestriction restriction = new XmlSchemaSimpleTypeRestriction();
restriction.setBaseTypeName(Constants.XSD_STRING);
XmlSchemaMaxLengthFacet maxLengthFacet = new XmlSchemaMaxLengthFacet();
maxLengthFacet.setValue(boundNode.toString());
restriction.getFacets().add(maxLengthFacet);
simpleType.setContent(restriction);
setSchemaType(simpleType);
Scope anonstringScopedName = new Scope(getScope(), "_Anon1_" + stringScopedName.tail());
String anonstringName = anonstringScopedName.toString();
CorbaTypeImpl anon = null;
if (stringNode.getType() == IDLTokenTypes.LITERAL_string) {
// corba:anonstring
Anonstring anonstring = new Anonstring();
anonstring.setQName(new QName(typeMap.getTargetNamespace(), anonstringName));
anonstring.setBound(new Long(boundNode.toString()));
anonstring.setType(simpleType.getQName());
anon = anonstring;
} else if (stringNode.getType() == IDLTokenTypes.LITERAL_wstring) {
// corba:anonwstring
Anonwstring anonwstring = new Anonwstring();
anonwstring.setQName(new QName(typeMap.getTargetNamespace(), anonstringName));
anonwstring.setBound(new Long(boundNode.toString()));
anonwstring.setType(simpleType.getQName());
anon = anonwstring;
} else {
// should never get here
throw new RuntimeException("StringVisitor attempted to visit an invalid node");
}
// add corba:anonstring
typeMap.getStructOrExceptionOrUnion().add(anon);
// corba:alias
Alias alias = new Alias();
alias.setQName(new QName(typeMap.getTargetNamespace(), stringScopedName.toString()));
alias.setBasetype(anon.getQName());
alias.setType(simpleType.getQName());
alias.setRepositoryID(stringScopedName.toIDLRepositoryID());
// add corba:alias
setCorbaType(alias);
}
private void visitUnboundedString() {
// schema type
setSchemaType(schemas.getTypeByQName(Constants.XSD_STRING));
// corba type
CorbaTypeImpl corbaString = new CorbaTypeImpl();
if (stringNode.getType() == IDLTokenTypes.LITERAL_string) {
corbaString.setQName(CorbaConstants.NT_CORBA_STRING);
corbaString.setName(CorbaConstants.NT_CORBA_STRING.getLocalPart());
} else if (stringNode.getType() == IDLTokenTypes.LITERAL_wstring) {
corbaString.setQName(CorbaConstants.NT_CORBA_WSTRING);
corbaString.setName(CorbaConstants.NT_CORBA_WSTRING.getLocalPart());
} else {
// should never get here
throw new RuntimeException("StringVisitor attempted to visit an invalid node");
}
corbaString.setType(Constants.XSD_STRING);
setCorbaType(corbaString);
}
}