/* 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.parser.handler;
import org.activiti.bpmn.constants.BpmnXMLConstants;
import org.activiti.bpmn.model.BaseElement;
import org.activiti.bpmn.model.EventDefinition;
import org.activiti.bpmn.model.IntermediateCatchEvent;
import org.activiti.bpmn.model.MessageEventDefinition;
import org.activiti.bpmn.model.SignalEventDefinition;
import org.activiti.bpmn.model.TimerEventDefinition;
import org.activiti.engine.impl.bpmn.parser.BpmnParse;
import org.activiti.engine.impl.pvm.process.ActivityImpl;
import org.activiti.engine.impl.pvm.process.ScopeImpl;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Joram Barrez
*/
public class IntermediateCatchEventParseHandler extends AbstractFlowNodeBpmnParseHandler<IntermediateCatchEvent> {
private static final Logger logger = LoggerFactory.getLogger(IntermediateCatchEventParseHandler.class);
public Class< ? extends BaseElement> getHandledType() {
return IntermediateCatchEvent.class;
}
protected void executeParse(BpmnParse bpmnParse, IntermediateCatchEvent event) {
ActivityImpl nestedActivity = null;
EventDefinition eventDefinition = null;
if (!event.getEventDefinitions().isEmpty()) {
eventDefinition = event.getEventDefinitions().get(0);
}
if (eventDefinition == null) {
nestedActivity = createActivityOnCurrentScope(bpmnParse, event, BpmnXMLConstants.ELEMENT_EVENT_CATCH);
nestedActivity.setAsync(event.isAsynchronous());
nestedActivity.setExclusive(!event.isNotExclusive());
} else {
ScopeImpl scope = bpmnParse.getCurrentScope();
String eventBasedGatewayId = getPrecedingEventBasedGateway(bpmnParse, event);
if (eventBasedGatewayId != null) {
ActivityImpl gatewayActivity = scope.findActivity(eventBasedGatewayId);
nestedActivity = createActivityOnScope(bpmnParse, event, BpmnXMLConstants.ELEMENT_EVENT_CATCH, gatewayActivity);
} else {
nestedActivity = createActivityOnScope(bpmnParse, event, BpmnXMLConstants.ELEMENT_EVENT_CATCH, scope);
}
nestedActivity.setAsync(event.isAsynchronous());
nestedActivity.setExclusive(!event.isNotExclusive());
// Catch event behavior is the same for all types
nestedActivity.setActivityBehavior(bpmnParse.getActivityBehaviorFactory().createIntermediateCatchEventActivityBehavior(event));
if (eventDefinition instanceof TimerEventDefinition
|| eventDefinition instanceof SignalEventDefinition
|| eventDefinition instanceof MessageEventDefinition) {
bpmnParse.getBpmnParserHandlers().parseElement(bpmnParse, eventDefinition);
} else {
logger.warn("Unsupported intermediate catch event type for event " + event.getId());
}
}
}
}