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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 class EndpointReferenceEnDeCoder extends AbstractEnDeCoder<EndpointReference> {
// QName for the root element
public static final QName QNAME = new QName(Constants.ADDRESSING_NS, Constants.EndpointReference);
public EndpointReferenceEnDeCoder(EncodingRegistry registry) {
super(registry);
}
public void encode(EndpointReference encodingObject, XMLStreamWriter writer) throws EncodingException {
try {
writer.writeStartElement(Constants.ADDRESSING_PREFIX, QNAME.getLocalPart(), QNAME.getNamespaceURI());
writer.writeNamespace(Constants.ADDRESSING_PREFIX, QNAME.getNamespaceURI());
registry.encode(encodingObject.getEndpointAddress(), writer);
if (encodingObject.getReferenceProperties() != null) {
registry.encode(encodingObject.getReferenceProperties(), writer);
}
writer.writeEndElement();
} catch(XMLStreamException e) {
throw new EncodingException(e);
}
}
public EndpointReference decode(XMLStreamReader reader) throws EncodingException {
try {
EndpointReference endpointReferenceElement = new EndpointReference();
boolean haveEPA = false;
boolean haveRP = false;
while (true) {
switch (reader.next()) {
case START_ELEMENT:
EncodingObject encodingObject = registry.decode(reader);
if (encodingObject instanceof EndpointAddress && !haveEPA) {
endpointReferenceElement.setEndpointAddress((EndpointAddress)encodingObject);
haveEPA = true;
} else if(encodingObject instanceof ReferenceProperties && !haveRP) {
endpointReferenceElement.setReferenceProperties((ReferenceProperties)encodingObject);
haveRP = true;
} else {
throw new EncodingException("Invalid encoding object");
}
break;
case END_ELEMENT:
if (!haveEPA) {
throw new EncodingException("Missing endpoint address");
}
return endpointReferenceElement;
}
}
} catch (Exception ex) {
throw new EncodingException(ex);
}
}
public QName getEncodingObjectQName() {
return QNAME;
}
public Class<EndpointReference> getEncodingObjectType() {
return EndpointReference.class;
}
}
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