/* Licensed 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.activiti.engine.impl.bpmn.behavior;
import java.util.List;
import org.activiti.bpmn.model.Signal;
import org.activiti.bpmn.model.ThrowEvent;
import org.activiti.engine.impl.bpmn.parser.EventSubscriptionDeclaration;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.entity.SignalEventSubscriptionEntity;
import org.activiti.engine.impl.pvm.delegate.ActivityExecution;
/**
* @author Daniel Meyer
*/
public class IntermediateThrowSignalEventActivityBehavior extends AbstractBpmnActivityBehavior {
private static final long serialVersionUID = -2961893934810190972L;
protected final boolean processInstanceScope;
protected final EventSubscriptionDeclaration signalDefinition;
public IntermediateThrowSignalEventActivityBehavior(ThrowEvent throwEvent, Signal signal, EventSubscriptionDeclaration signalDefinition) {
this.processInstanceScope = Signal.SCOPE_PROCESS_INSTANCE.equals(signal.getScope());
this.signalDefinition = signalDefinition;
}
public void execute(ActivityExecution execution) throws Exception {
CommandContext commandContext = Context.getCommandContext();
List<SignalEventSubscriptionEntity> subscriptionEntities = null;
if (processInstanceScope) {
subscriptionEntities = commandContext
.getEventSubscriptionEntityManager()
.findSignalEventSubscriptionsByProcessInstanceAndEventName(execution.getProcessInstanceId(), signalDefinition.getEventName());
} else {
subscriptionEntities = commandContext
.getEventSubscriptionEntityManager()
.findSignalEventSubscriptionsByEventName(signalDefinition.getEventName(), execution.getTenantId());
}
for (SignalEventSubscriptionEntity signalEventSubscriptionEntity : subscriptionEntities) {
signalEventSubscriptionEntity.eventReceived(null, signalDefinition.isAsync());
}
if (execution.getActivity() != null) { // dont continue if process has already finished
leave(execution);
}
}
}