/* * Copyright 2013 Red Hat, Inc. and/or its affiliates. * * 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.jbpm.workflow.instance.node; import java.util.Collection; import org.jbpm.workflow.core.node.BoundaryEventNode; import org.jbpm.workflow.instance.NodeInstanceContainer; import org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl; import org.kie.api.runtime.process.NodeInstance; public class BoundaryEventNodeInstance extends EventNodeInstance { private static final long serialVersionUID = -4958054074031174180L; @Override public void signalEvent(String type, Object event) { BoundaryEventNode boundaryNode = (BoundaryEventNode) getEventNode(); String attachedTo = boundaryNode.getAttachedToNodeId(); Collection<NodeInstance> nodeInstances = ((NodeInstanceContainer) getNodeInstanceContainer()).getNodeInstances(); if( type != null && type.startsWith("Compensation") ) { // if not active && completed, signal if( ! isAttachedToNodeActive(nodeInstances, attachedTo, type, event) && isAttachedToNodeCompleted(attachedTo)) { super.signalEvent(type, event); } else { cancel(); } } else { if (isAttachedToNodeActive(nodeInstances, attachedTo, type, event)) { super.signalEvent(type, event); } else { cancel(); } } } private boolean isAttachedToNodeActive(Collection<NodeInstance> nodeInstances, String attachedTo, String type, Object event) { if (nodeInstances != null && !nodeInstances.isEmpty()) { for (NodeInstance nInstance : nodeInstances) { String nodeUniqueId = (String) nInstance.getNode().getMetaData().get("UniqueId"); boolean isActivating = ((WorkflowProcessInstanceImpl)nInstance.getProcessInstance()).getActivatingNodeIds().contains(nodeUniqueId); if (attachedTo.equals(nodeUniqueId) && !isActivating) { // in case this is timer event make sure it corresponds to the proper node instance if (type.startsWith("Timer-")) { if (Long.valueOf(nInstance.getId()).equals(event)) { return true; } } else { return true; } } if (nInstance instanceof CompositeNodeInstance) { boolean hasActive = isAttachedToNodeActive(((CompositeNodeInstance) nInstance).getNodeInstances(), attachedTo, type, event); if (hasActive) { return true; } } } } return false; } private boolean isAttachedToNodeCompleted(String attachedTo) { WorkflowProcessInstanceImpl processInstance = (WorkflowProcessInstanceImpl) getProcessInstance(); return processInstance.getCompletedNodeIds().contains(attachedTo); } }