/**
* 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.cxf.binding.corba.types;
import java.util.List;
import javax.xml.namespace.QName;
import org.apache.cxf.binding.corba.CorbaTypeMap;
import org.apache.cxf.binding.corba.utils.CorbaUtils;
import org.apache.cxf.binding.corba.wsdl.Abstractanonsequence;
import org.apache.cxf.binding.corba.wsdl.Abstractsequence;
import org.apache.cxf.binding.corba.wsdl.CorbaType;
import org.apache.cxf.binding.corba.wsdl.MemberType;
import org.apache.cxf.binding.corba.wsdl.Struct;
import org.apache.cxf.service.model.ServiceInfo;
import org.omg.CORBA.ORB;
public class CorbaStructListener extends AbstractCorbaTypeListener {
private final CorbaTypeMap typeMap;
private final ORB orb;
private List<MemberType> structMembers;
private int memberCount;
private CorbaTypeListener currentTypeListener;
private ServiceInfo serviceInfo;
private int depth;
public CorbaStructListener(CorbaObjectHandler handler,
CorbaTypeMap map,
ORB orbRef, ServiceInfo sInfo) {
super(handler);
orb = orbRef;
typeMap = map;
structMembers = ((Struct) handler.getType()).getMember();
serviceInfo = sInfo;
}
public void processStartElement(QName name) {
if (depth == 0 && (currentElement != null) && (!currentElement.equals(name))) {
currentTypeListener = null;
}
depth++;
if (currentTypeListener == null) {
QName elName = name;
MemberType member = null;
while (true) {
member = structMembers.get(memberCount++);
// if struct members are unwrapped sequences, there's a possibility of skipped
// members - we have a chance to "catch up" and add required (empty sequences) members
if (member.getName().equals(name.getLocalPart())
|| (member.isSetAnonschematype() && member.isAnonschematype())) {
break;
} else {
currentTypeListener =
CorbaHandlerUtils.getTypeListener(elName,
member.getIdltype(),
typeMap,
orb,
serviceInfo);
currentTypeListener.setNamespaceContext(ctx);
((CorbaStructHandler)handler).addMember(currentTypeListener.getCorbaObject());
}
}
boolean anonType = false;
if (member.isSetAnonschematype() && member.isAnonschematype()) {
anonType = true;
elName = CorbaUtils.getEmptyQName();
currentElement = null;
} else {
currentElement = name;
}
currentTypeListener =
CorbaHandlerUtils.getTypeListener(elName,
member.getIdltype(),
typeMap,
orb,
serviceInfo);
currentTypeListener.setNamespaceContext(ctx);
((CorbaStructHandler)handler).addMember(currentTypeListener.getCorbaObject());
if (anonType) {
currentTypeListener.getCorbaObject().setAnonymousType(true);
currentTypeListener.processStartElement(name);
} else {
CorbaType type = CorbaUtils.getCorbaType(member.getIdltype(), typeMap);
boolean wrapped = true;
if (type instanceof Abstractsequence) {
wrapped = ((Abstractsequence)type).isWrapped();
} else if (type instanceof Abstractanonsequence) {
wrapped = ((Abstractanonsequence)type).isWrapped();
}
// process unwrapped types (sequences and arrays) which do not have a chance
// to process StartElement of first element of collection
if (!wrapped) {
currentTypeListener.processStartElement(name);
}
}
} else {
currentTypeListener.processStartElement(name);
}
}
public void processEndElement(QName name) {
if (depth > 0 && currentTypeListener != null) {
currentTypeListener.processEndElement(name);
} else if (depth == 0) {
// there will be no more nested elements,
// but maybe we should produce some minOccurs=0 elements (sequences)?
// this is possible if last element(s) of struct are empty sequences (which don't
// produce any elements
while (memberCount < this.structMembers.size()) {
MemberType member = this.structMembers.get(memberCount++);
// the "name" is wrong, but here it is irrelevant, as we do not process any XML elements
currentTypeListener =
CorbaHandlerUtils.getTypeListener(name,
member.getIdltype(),
typeMap,
orb,
serviceInfo);
if (currentTypeListener instanceof CorbaSequenceListener) {
// the sequence listener is only used to add empty sequence to the members of ths struct
currentTypeListener.setNamespaceContext(ctx);
((CorbaStructHandler)handler).addMember(currentTypeListener.getCorbaObject());
}
}
}
depth--;
}
public void processCharacters(String text) {
currentTypeListener.processCharacters(text);
}
public void processWriteAttribute(String prefix, String namespaceURI, String localName, String value) {
if (currentTypeListener != null) {
currentTypeListener.processWriteAttribute(prefix, namespaceURI, localName, value);
} else {
if ("type".equals(localName)
&& "http://www.w3.org/2001/XMLSchema-instance".equals(namespaceURI)) {
String pfx = value.substring(0, value.indexOf(":"));
String ns = ctx.getNamespaceURI(pfx);
QName qn = new QName(ns,
value.substring(value.indexOf(":") + 1));
CorbaTypeListener l = CorbaHandlerUtils.getTypeListener(qn,
qn,
typeMap,
orb,
serviceInfo);
this.handler = l.getCorbaObject();
structMembers = ((Struct) handler.getType()).getMember();
}
}
}
public void processWriteNamespace(String prefix, String namespaceURI) {
if (currentTypeListener != null) {
currentTypeListener.processWriteNamespace(prefix, namespaceURI);
}
}
}