PROCESS.java

/*
 * 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.evt.ProcessInstanceStartedEvent;
import org.apache.ode.bpel.o.OProcess;
import org.apache.ode.bpel.o.OScope;
import org.apache.ode.bpel.o.OFailureHandling;
import org.apache.ode.bpel.runtime.channels.FaultData;
import org.apache.ode.bpel.runtime.channels.ParentScopeChannel;
import org.apache.ode.bpel.runtime.channels.ParentScopeChannelListener;
import org.apache.ode.bpel.runtime.channels.TerminationChannel;
import org.apache.ode.bpel.runtime.history.ODEBpelProcess;
import org.apache.ode.bpel.runtime.history.ODEPolicyViolationHandler;
import org.apache.ode.jacob.SynchChannel;

import java.util.Set;

import javax.xml.namespace.QName;

import org.w3c.dom.Element;


import tud.st.bpel.history.BpelHistory;
import tud.st.bpel.history.NullPolicyViolationHandler;
import tud.st.bpel.history.PolicyViolatedException;

public class PROCESS extends BpelJacobRunnable {
	private static final Log __log = LogFactory.getLog(PROCESS.class);
	private final BpelHistory history = BpelHistory.getInstance();
    private static final long serialVersionUID = 1L;
    private OProcess _oprocess;

    public PROCESS(OProcess process) {
        _oprocess = process;
    }

    public void run() {
    	    	
        BpelRuntimeContext ntive = getBpelRuntimeContext();
        Long scopeInstanceId = ntive.createScopeInstance(null, _oprocess.procesScope);
        
        // AL: beforeProcess    	
    	try {
    		history.runProcess(ntive.getPid(),
    				new ODEBpelProcess(_oprocess),
    				new NullPolicyViolationHandler());
    	}
    	catch(PolicyViolatedException e) {    		
            return;
    	}
        
        ProcessInstanceStartedEvent evt = new ProcessInstanceStartedEvent();
        evt.setRootScopeId(scopeInstanceId);
        evt.setScopeDeclarationId(_oprocess.procesScope.getId());
        ntive.sendEvent(evt);

        ActivityInfo child = new ActivityInfo(genMonotonic(),
            _oprocess.procesScope,
            newChannel(TerminationChannel.class), newChannel(ParentScopeChannel.class));
        ScopeFrame processFrame = new ScopeFrame(_oprocess.procesScope, scopeInstanceId, null, null);
        instance(new SCOPE(child, processFrame, new LinkFrame(null)));

        object(new ParentScopeChannelListener(child.parent) {
            private static final long serialVersionUID = -8564969578471906493L;
            
            public void compensate(OScope scope, SynchChannel ret) {
                assert false;
            }

            public void completed(FaultData fault, Set<CompensationHandler> compensations) {
                BpelRuntimeContext nativeAPI = (BpelRuntimeContext)getExtension(BpelRuntimeContext.class);
                if (fault == null) {
                    nativeAPI.completedOk();
                } else {
                    nativeAPI.completedFault(fault);
                }
                
            }

            public void cancelled() {
                this.completed(null, CompensationHandler.emptySet());
            }

            public void failure(String reason, Element data) {
                FaultData faultData = createFault(OFailureHandling.FAILURE_FAULT_NAME, _oprocess, reason);
                this.completed(faultData, CompensationHandler.emptySet());
            }
        });
    }
}