/*
* 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.common.CorrelationKey;
import org.apache.ode.bpel.common.FaultException;
import org.apache.ode.bpel.o.OBase;
import org.apache.ode.bpel.o.OProcess;
import org.apache.ode.bpel.o.OVarType;
import org.apache.ode.bpel.runtime.channels.FaultData;
import org.apache.ode.jacob.JacobRunnable;
import org.apache.ode.jacob.vpu.JacobVPU;
import org.w3c.dom.Element;
import javax.xml.namespace.QName;
/**
* Base class extended by all BPEL-related abstractions. Provides methods for
* manipulating the BPEL database, creating faults, and accessing the native
* facilities.
*
* Created on Jan 12, 2004 at 5:41:27 PM.
* @author Maciej Szefler
*/
public abstract class BpelJacobRunnable extends JacobRunnable {
private static final Log __log = LogFactory.getLog(BpelJacobRunnable.class);
protected BpelRuntimeContext getBpelRuntimeContext() {
BpelRuntimeContext nativeApi = (BpelRuntimeContext) JacobVPU.activeJacobThread().getExtension(BpelRuntimeContext.class);
assert nativeApi != null;
return nativeApi;
}
protected Log log() {
return __log;
}
protected final FaultData createFault(QName fault, Element faultMsg, OVarType faultType, OBase location){
return new FaultData(fault, faultMsg, faultType, location);
}
protected final FaultData createFault(QName fault, OBase location, String faultExplanation) {
return new FaultData(fault, location,faultExplanation);
}
protected final FaultData createFault(QName fault, OBase location){
return createFault(fault, location, null);
}
protected JacobRunnable createChild(ActivityInfo childInfo, ScopeFrame scopeFrame, LinkFrame linkFrame) {
return new ACTIVITYGUARD(childInfo, scopeFrame, linkFrame);
}
protected void initializeCorrelation(CorrelationSetInstance cset, VariableInstance variable)
throws FaultException {
if (__log.isDebugEnabled()) {
__log.debug("Initializing correlation set " + cset.declaration.name);
}
// if correlation set is already initialized,
// then skip
if (getBpelRuntimeContext().isCorrelationInitialized(cset)) {
// if already set, we ignore
if (__log.isDebugEnabled()) {
__log.debug("OCorrelation set " + cset + " is already set: ignoring");
}
return;
}
String[] propNames = new String[cset.declaration.properties.size()];
String[] propValues = new String[cset.declaration.properties.size()];
for (int i = 0; i < cset.declaration.properties.size(); ++i) {
OProcess.OProperty property = cset.declaration.properties.get(i);
propValues[i] = getBpelRuntimeContext().readProperty(variable, property);
propNames[i] = property.name.toString();
if (__log.isDebugEnabled())
__log.debug("Setting correlation property " + propNames[i] + "=" + propValues[i]);
}
CorrelationKey ckeyVal = new CorrelationKey(cset.declaration.getId(), propValues);
getBpelRuntimeContext().writeCorrelation(cset,ckeyVal);
}
protected long genMonotonic() {
return getBpelRuntimeContext().genId();
}
}