/**
* 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.transport;
import java.util.Map;
import javax.xml.bind.JAXBElement;
import javax.xml.namespace.QName;
import org.apache.cxf.Bus;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.ws.addressing.AddressingProperties;
import org.apache.cxf.ws.addressing.EndpointReferenceType;
import org.apache.cxf.ws.addressing.ReferenceParametersType;
import org.apache.cxf.wsdl.EndpointReferenceUtils;
import static org.apache.cxf.ws.addressing.JAXWSAConstants.SERVER_ADDRESSING_PROPERTIES_INBOUND;
public abstract class AbstractMultiplexDestination extends AbstractDestination implements
MultiplexDestination {
private static final QName MULTIPLEX_ID_QNAME = new QName("http://multiplex.transport.cxf.apache.org",
"id");
public AbstractMultiplexDestination(Bus b, EndpointReferenceType ref, EndpointInfo ei) {
super(b, ref, ei);
}
/**
* Builds an new endpoint reference using the current target reference as a template.
* The supplied id is endcoded using a reference parameter.
* This requires the ws-a interceptors to propagate the reference parameters
* on subsequent invokes using the returned reference.
* @param the id to encode in the new reference
* @return the new reference with the id encoded as a reference parameter
* @see org.apache.cxf.transport.MultiplexDestination#getAddressWithId(java.lang.String)
*/
public EndpointReferenceType getAddressWithId(String id) {
EndpointReferenceType epr = EndpointReferenceUtils.duplicate(
EndpointReferenceUtils.mint(reference, bus));
ReferenceParametersType newParams = new org.apache.cxf.ws.addressing.ObjectFactory()
.createReferenceParametersType();
ReferenceParametersType existingParams = epr.getReferenceParameters();
if (null != existingParams) {
newParams.getAny().addAll(existingParams.getAny());
}
newParams.getAny().add(new JAXBElement<String>(MULTIPLEX_ID_QNAME, String.class, id));
epr.setReferenceParameters(newParams);
return epr;
}
/**
* Obtain id from reference parameters of the ws-a to address
* Requires the existance of ws-a interceptors on dispatch path to provide access
* to the ws-a headers
* @param the current invocation or message context
* @return the id from the reference parameters of the ws-a-to address or null if not found
* @see org.apache.cxf.transport.MultiplexDestination#getId(java.util.Map)
*/
public String getId(Map contextMap) {
String markedParam = null;
AddressingProperties maps = (AddressingProperties)contextMap
.get(SERVER_ADDRESSING_PROPERTIES_INBOUND);
if (null != maps) {
EndpointReferenceType toEpr = maps.getToEndpointReference();
if (null != toEpr) {
markedParam = extractStringElementFromAny(MULTIPLEX_ID_QNAME, toEpr);
}
}
return markedParam;
}
private String extractStringElementFromAny(QName elementQName, EndpointReferenceType epr) {
String elementStringValue = null;
if (null != epr.getReferenceParameters()) {
for (Object o : epr.getReferenceParameters().getAny()) {
if (o instanceof JAXBElement) {
JAXBElement el = (JAXBElement)o;
if (el.getName().equals(elementQName)) {
elementStringValue = (String)el.getValue();
}
}
}
}
return elementStringValue;
}
}