/* 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.validation.validator.impl;
import java.util.List;
import org.activiti.bpmn.model.BpmnModel;
import org.activiti.bpmn.model.EventGateway;
import org.activiti.bpmn.model.FlowElement;
import org.activiti.bpmn.model.IntermediateCatchEvent;
import org.activiti.bpmn.model.Process;
import org.activiti.bpmn.model.SequenceFlow;
import org.activiti.validation.ValidationError;
import org.activiti.validation.validator.Problems;
import org.activiti.validation.validator.ProcessLevelValidator;
/**
* @author jbarrez
*/
public class EventGatewayValidator extends ProcessLevelValidator {
@Override
protected void executeValidation(BpmnModel bpmnModel, Process process, List<ValidationError> errors) {
List<EventGateway> eventGateways = process.findFlowElementsOfType(EventGateway.class);
for (EventGateway eventGateway : eventGateways) {
for (SequenceFlow sequenceFlow : eventGateway.getOutgoingFlows()) {
FlowElement flowElement = process.getFlowElementRecursive(sequenceFlow.getTargetRef());
if (flowElement != null && flowElement instanceof IntermediateCatchEvent == false) {
addError(errors, Problems.EVENT_GATEWAY_ONLY_CONNECTED_TO_INTERMEDIATE_EVENTS, process, eventGateway,
"Event based gateway can only be connected to elements of type intermediateCatchEvent");
}
}
}
}
}