org.apache.cxf.endpoint.PreexistingConduitSelector Maven / Gradle / Ivy
/**
* 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.endpoint;
import java.io.Closeable;
import java.io.IOException;
import org.apache.cxf.message.Exchange;
import org.apache.cxf.message.Message;
import org.apache.cxf.transport.Conduit;
import org.apache.cxf.transport.MessageObserver;
/**
* Strategy for retreival of a pre-existing Conduit to mediate an
* outbound message.
*/
public class PreexistingConduitSelector implements
ConduitSelector, Closeable {
private Conduit selectedConduit;
private Endpoint endpoint;
/**
* Constructor.
*
* @param c the pre-existing Conduit.
*/
public PreexistingConduitSelector(Conduit c) {
this(c, null);
}
/**
* Constructor.
*
* @param c the pre-existing Conduit.
* @param e the target Endpoint
*/
public PreexistingConduitSelector(Conduit c, Endpoint e) {
selectedConduit = c;
endpoint = e;
}
/**
* Called prior to the interceptor chain being traversed.
*
* @param message the current Message
*/
public void prepare(Message message) {
MessageObserver observer =
message.getExchange().get(MessageObserver.class);
if (observer != null) {
selectedConduit.setMessageObserver(observer);
}
}
/**
* Called when a Conduit is actually required.
*
* @param message
* @return the Conduit to use for mediation of the message
*/
public Conduit selectConduit(Message message) {
return selectedConduit;
}
/**
* Called on completion of the MEP for which the Conduit was required.
*
* @param exchange represents the completed MEP
*/
public void complete(Exchange exchange) {
try {
if (exchange.getInMessage() != null) {
selectedConduit.close(exchange.getInMessage());
}
} catch (IOException e) {
//IGNORE
}
}
/**
* @return the encapsulated Endpoint
*/
public Endpoint getEndpoint() {
return endpoint;
}
/**
* @param ep the endpoint to encapsulate
*/
public void setEndpoint(Endpoint ep) {
endpoint = ep;
}
public void close() throws IOException {
selectedConduit.close();
}
}