/*
* 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.synapse.startup.tasks;
import org.apache.axiom.om.OMAbstractFactory;
import org.apache.axiom.om.OMElement;
import org.apache.axis2.AxisFault;
import org.apache.axis2.addressing.EndpointReference;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.synapse.ManagedLifecycle;
import org.apache.synapse.MessageContext;
import org.apache.synapse.SynapseException;
import org.apache.synapse.core.SynapseEnvironment;
import org.apache.synapse.mediators.MediatorFaultHandler;
import org.apache.synapse.task.Task;
import org.apache.synapse.util.PayloadHelper;
/**
* Injects a Message in to the Synapse environment
*/
public class MessageInjector implements Task, ManagedLifecycle {
/**
* Holds the logger for logging purposes
*/
private Log log = LogFactory.getLog(MessageInjector.class);
/**
* Holds the Message to be injected
*/
private OMElement message = null;
/**
* Holds the to address for the message to be injected
*/
private String to = null;
/**
* Could be one of either "soap11" | "soap12" | "pox" | "get"
*/
private String format = null;
/**
* SOAPAction of the message to be set, in case of the format is soap11
*/
private String soapAction = null;
/**
* Holds the SynapseEnv to which the message will be injected
*/
private SynapseEnvironment synapseEnvironment;
public final static String SOAP11_FORMAT = "soap11";
public final static String SOAP12_FORMAT = "soap12";
public final static String POX_FORMAT = "pox";
public final static String GET_FORMAT = "get";
/**
* Initializes the Injector
*
* @param se
* SynapseEnvironment of synapse
*/
public void init(SynapseEnvironment se) {
synapseEnvironment = se;
}
/**
* Set the message to be injected
*
* @param elem
* OMElement describing the message
*/
public void setMessage(OMElement elem) {
log.debug("set message " + elem.toString());
message = elem;
}
/**
* Set the to address of the message to be injected
*
* @param url
* String containing the to address
*/
public void setTo(String url) {
to = url;
}
/**
* Sets the format of the message
*
* @param format could be one of either "soap11" | "soap12" | "pox" | "get"
*/
public void setFormat(String format) {
this.format = format;
}
/**
* Sets the SOAPAction and valid only when the format is given as soap11
*
* @param soapAction SOAPAction header value to be set
*/
public void setSoapAction(String soapAction) {
this.soapAction = soapAction;
}
/**
* This will be invoked by the schedular to inject the message
* in to the SynapseEnvironment
*/
public void execute() {
log.debug("execute");
if (synapseEnvironment == null) {
log.error("Synapse Environment not set");
return;
}
if (message == null) {
log.error("message not set");
return;
}
if (to == null) {
log.error("to address not set");
return;
}
MessageContext mc = synapseEnvironment.createMessageContext();
// AspectHelper.setGlobalAudit(mc); TODO
mc.pushFaultHandler(new MediatorFaultHandler(mc.getFaultSequence()));
mc.setTo(new EndpointReference(to));
if (format == null) {
PayloadHelper.setXMLPayload(mc, message.cloneOMElement());
} else {
try {
if (SOAP11_FORMAT.equalsIgnoreCase(format)) {
mc.setEnvelope(OMAbstractFactory.getSOAP11Factory().createSOAPEnvelope());
} else if (SOAP12_FORMAT.equalsIgnoreCase(format)) {
mc.setEnvelope(OMAbstractFactory.getSOAP12Factory().createSOAPEnvelope());
} else if (POX_FORMAT.equalsIgnoreCase(format)) {
mc.setDoingPOX(true);
} else if (GET_FORMAT.equalsIgnoreCase(format)) {
mc.setDoingGET(true);
}
PayloadHelper.setXMLPayload(mc, message.cloneOMElement());
} catch (AxisFault axisFault) {
String msg = "Error in setting the message payload : " + message;
log.error(msg, axisFault);
throw new SynapseException(msg, axisFault);
}
}
if (soapAction != null) {
mc.setSoapAction(soapAction);
}
synapseEnvironment.injectMessage(mc);
}
/**
* Destroys the Injector
*/
public void destroy() {
}
}