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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.tuscany.sca.binding.notification.encoding;
import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
/**
* @version $Rev$ $Date$
*/
public abstract class EndpointReferenceSequenceEnDeCoder<ERS extends EndpointReferenceSequence> extends AbstractEnDeCoder<ERS> {
public EndpointReferenceSequenceEnDeCoder(EncodingRegistry registry) {
super(registry);
}
public void encode(ERS encodingObject, XMLStreamWriter writer) throws EncodingException {
try {
QName qName = getEncodingObjectQName();
writer.writeStartElement(Constants.NOTIFICATION_PREFIX, qName.getLocalPart(), qName.getNamespaceURI());
writer.writeNamespace(Constants.NOTIFICATION_PREFIX, qName.getNamespaceURI());
encodeSequenceTypeAttribute(encodingObject, writer);
if (encodingObject.getReferenceSequence() != null) {
for (EndpointReference endpointReference : encodingObject.getReferenceSequence()) {
registry.encode(endpointReference, writer);
}
}
writer.writeEndElement();
} catch(XMLStreamException e) {
throw new EncodingException(e);
}
}
protected abstract void encodeSequenceTypeAttribute(ERS encodingObject, XMLStreamWriter writer) throws EncodingException;
public ERS decode(XMLStreamReader reader) throws EncodingException {
try {
ERS endpointReferenceSequenceElement = null;
try {
endpointReferenceSequenceElement = getEncodingObjectType().newInstance();
} catch(Exception e) {
throw new EncodingException(e);
}
String sequenceType = decodeSequenceTypeAttribute(reader);
endpointReferenceSequenceElement.setSequenceType(sequenceType);
while (true) {
switch (reader.next()) {
case START_ELEMENT:
EncodingObject encodingObject = registry.decode(reader);
endpointReferenceSequenceElement.addReferenceToSequence((EndpointReference)encodingObject);
break;
case END_ELEMENT:
return endpointReferenceSequenceElement;
}
}
} catch (XMLStreamException ex) {
throw new EncodingException(ex);
}
}
protected abstract String decodeSequenceTypeAttribute(XMLStreamReader reader);
}
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