Apache CXF example source code file (OneWayDecoupledFaultHandler.java)

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Java - Apache CXF tags/keywords

abstractsoapinterceptor, addressingpropertiesimpl, addressingpropertiesimpl, destination, destination, endpointreferencetype, endpointreferencetype, exchange, message, onewaydecoupledfaulthandler, onewaydecoupledfaulthandler

The Apache CXF OneWayDecoupledFaultHandler.java source code

/**
 * 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.ws.addressing.soap;

import org.apache.cxf.binding.soap.SoapMessage;
import org.apache.cxf.binding.soap.interceptor.AbstractSoapInterceptor;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.Message;
import org.apache.cxf.phase.Phase;
import org.apache.cxf.transport.Destination;
import org.apache.cxf.ws.addressing.AddressingPropertiesImpl;
import org.apache.cxf.ws.addressing.ContextUtils;
import org.apache.cxf.ws.addressing.EndpointReferenceType;

/**
 * Utility interceptor for dealing with faults occurred during processing 
 * the one way requests with WSA FaultTo EPR pointing to a decoupled destination.
 * 
 * Note that this interceptor is not currently installed by default. 
 * It can be installed using @InInterceptors and @OutInterceptors
 * annotations or explicitly added to the list of interceptors. 
 */
public class OneWayDecoupledFaultHandler extends AbstractSoapInterceptor {

    public OneWayDecoupledFaultHandler() {
        super(Phase.PRE_PROTOCOL);
        addBefore(MAPCodec.class.getName());
    } 

    public void handleMessage(SoapMessage message) {
        // complete
    }

    // Ideally, this code will instead be executed as part of the Fault chain
    // but at the moment PhaseInterceptorChain needs to be tricked that this is
    // a two way request for a fault chain be invoked
    public void handleFault(SoapMessage message) {
        if (message.getExchange().isOneWay()
            && !ContextUtils.isRequestor(message)) {
            
            Exchange exchange = message.getExchange();
            Message inMessage = exchange.getInMessage();
            final AddressingPropertiesImpl maps = 
                ContextUtils.retrieveMAPs(inMessage, false, false, true);
            
            if (maps != null && !ContextUtils.isGenericAddress(maps.getFaultTo())) {
                exchange.setOneWay(false);
                exchange.setOutMessage(message);
                
                Destination destination = createDecoupledDestination(
                                               exchange, maps.getFaultTo());
                exchange.setDestination(destination);
            }
            
        }
    }
    
    protected Destination createDecoupledDestination(Exchange exchange, EndpointReferenceType epr) {
        return ContextUtils.createDecoupledDestination(exchange, epr);
    }
}