/*
* 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.ode.bpel.runtime;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.ode.bpel.extension.ExtensionOperation;
import org.apache.ode.bpel.common.FaultException;
import org.apache.ode.bpel.runtime.extension.ExtensionContext;
import org.apache.ode.bpel.runtime.extension.AbstractLongRunningExtensionOperation;
import org.apache.ode.bpel.o.OExtensionActivity;
import org.apache.ode.bpel.o.OProcess;
import org.apache.ode.bpel.compiler.bom.ExtensibilityQNames;
/**
* JacobRunnable that delegates the work of the <code>extensionActivity</code> activity
* to a registered extension implementation.
*
* @author Tammo van Lessen (University of Stuttgart)
*/
public class EXTENSIONACTIVITY extends ACTIVITY {
private static final long serialVersionUID = 1L;
private static final Log __log = LogFactory.getLog(EXTENSIONACTIVITY.class);
public EXTENSIONACTIVITY(ActivityInfo self, ScopeFrame scopeFrame,
LinkFrame linkFrame) {
super(self, scopeFrame, linkFrame);
}
public final void run() {
final ExtensionContext context = new ExtensionContextImpl(_self, _scopeFrame, getBpelRuntimeContext());
final OExtensionActivity oea = (OExtensionActivity)_self.o;
try {
ExtensionOperation ea = getBpelRuntimeContext().createExtensionActivityImplementation(oea.extensionName);
if (ea == null) {
for (OProcess.OExtension oe : oea.getOwner().mustUnderstandExtensions) {
if (oea.extensionName.getNamespaceURI().equals(oe.namespaceURI)) {
__log.warn("Lookup of extension activity " + oea.extensionName + " failed.");
throw new FaultException(ExtensibilityQNames.UNKNOWN_EA_FAULT_NAME, "Lookup of extension activity "
+ oea.extensionName + " failed. No implementation found.");
}
}
// act like <empty> - do nothing
context.complete(_self.parent.export());
return;
}
if (ea instanceof AbstractLongRunningExtensionOperation) {
AbstractLongRunningExtensionOperation longEa = (AbstractLongRunningExtensionOperation)ea;
longEa.setExtensionContext(context);
longEa.setCid(_self.parent.export());
longEa.setElement(oea.nestedElement.getElement());
instance((BpelJacobRunnable)ea);
} else {
ea.run(context, _self.parent.export(), oea.nestedElement.getElement());
}
} catch (FaultException fault) {
__log.error(fault);
context.completeWithFault(_self.parent.export(), fault);
}
}
}