org.camunda.bpm.engine.impl.bpmn.behavior.IntermediateConditionalEventBehavior Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.camunda.bpm.engine.impl.bpmn.behavior;
import org.camunda.bpm.engine.impl.bpmn.parser.ConditionalEventDefinition;
import org.camunda.bpm.engine.impl.core.variable.event.VariableEvent;
import org.camunda.bpm.engine.impl.interceptor.CommandContext;
import org.camunda.bpm.engine.impl.persistence.entity.EventSubscriptionEntity;
import org.camunda.bpm.engine.impl.pvm.delegate.ActivityExecution;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.impl.pvm.runtime.PvmExecutionImpl;
/**
*
* @author Christopher Zell
*/
public class IntermediateConditionalEventBehavior extends IntermediateCatchEventActivityBehavior implements ConditionalEventBehavior {
protected final ConditionalEventDefinition conditionalEvent;
public IntermediateConditionalEventBehavior(ConditionalEventDefinition conditionalEvent, boolean isAfterEventBasedGateway) {
super(isAfterEventBasedGateway);
this.conditionalEvent = conditionalEvent;
}
@Override
public ConditionalEventDefinition getConditionalEventDefinition() {
return conditionalEvent;
}
@Override
public void execute(final ActivityExecution execution) throws Exception {
if (isAfterEventBasedGateway || conditionalEvent.tryEvaluate(execution)) {
leave(execution);
}
}
@Override
public void leaveOnSatisfiedCondition(final EventSubscriptionEntity eventSubscription, final VariableEvent variableEvent) {
PvmExecutionImpl execution = eventSubscription.getExecution();
if (execution != null && !execution.isEnded()
&& variableEvent != null
&& conditionalEvent.tryEvaluate(variableEvent, execution)
&& execution.isActive() && execution.isScope()) {
if (isAfterEventBasedGateway) {
final ActivityImpl activity = eventSubscription.getActivity();
execution.executeEventHandlerActivity(activity);
} else {
leave(execution);
}
}
}
}