/*
* 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.servicemix.osworkflow.functions;
import java.util.Map;
import javax.jbi.messaging.MessageExchange;
import javax.jbi.messaging.NormalizedMessage;
import com.opensymphony.module.propertyset.PropertySet;
import com.opensymphony.workflow.FunctionProvider;
import com.opensymphony.workflow.WorkflowException;
import org.apache.servicemix.jbi.jaxp.StringSource;
import org.apache.servicemix.osworkflow.OSWorkflow;
import org.apache.servicemix.osworkflow.OSWorkflowEndpoint;
/**
* @author lhe
*/
public class FailExampleFunction implements FunctionProvider {
//private static Log logger = LogFactory.getLog(FailExampleFunction.class);
/*
* (non-Javadoc)
*
* @see com.opensymphony.workflow.FunctionProvider#execute(java.util.Map,
* java.util.Map, com.opensymphony.module.propertyset.PropertySet)
*/
public void execute(Map transientVars, Map args, PropertySet propertySet)
throws WorkflowException {
OSWorkflowEndpoint ep = null;
boolean isAsynchron = false;
MessageExchange exchange = null;
if (transientVars.containsKey(OSWorkflow.KEY_ENDPOINT)) {
ep = (OSWorkflowEndpoint) transientVars
.get(OSWorkflow.KEY_ENDPOINT);
} else {
throw new WorkflowException(
"FailExampleFunction: Missing transient variable for endpoint object. ("
+ OSWorkflow.KEY_ENDPOINT + ")");
}
if (transientVars.containsKey(OSWorkflow.KEY_ASYNC_PROCESSING)) {
isAsynchron = (Boolean) transientVars
.get(OSWorkflow.KEY_ASYNC_PROCESSING);
} else {
throw new WorkflowException(
"FailExampleFunction: Missing transient variable for async object. ("
+ OSWorkflow.KEY_ASYNC_PROCESSING + ")");
}
if (transientVars.containsKey(OSWorkflow.KEY_EXCHANGE)) {
exchange = (MessageExchange) transientVars
.get(OSWorkflow.KEY_EXCHANGE);
} else {
throw new WorkflowException(
"FailExampleFunction: Missing transient variable for exchange object. ("
+ OSWorkflow.KEY_EXCHANGE + ")");
}
if (!isAsynchron) {
try {
NormalizedMessage msg = exchange.createMessage();
msg.setContent(new StringSource(
"<example>Error Case Test passed!</example>"));
exchange.setMessage(msg, "out");
ep.send(exchange, false);
} catch (Exception ex) {
throw new WorkflowException(
"FailExampleFunction: Unable to answer request.", ex);
}
}
}
}