/* * Copyright 2016 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.casemgmt.impl.command; import org.drools.core.command.impl.RegistryContext; import org.jbpm.casemgmt.api.StageNotFoundException; import org.jbpm.casemgmt.impl.event.CaseEventSupport; import org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl; import org.jbpm.workflow.instance.node.DynamicNodeInstance; import org.jbpm.workflow.instance.node.DynamicUtils; import org.kie.api.runtime.KieSession; import org.kie.api.runtime.process.ProcessInstance; import org.kie.internal.identity.IdentityProvider; import org.kie.api.runtime.Context; import java.util.Map; /** * Adds task to given stage within selected ad hoc process instance with given parameters * */ public class AddDynamicTaskToStageCommand extends CaseCommand<Void> { private static final long serialVersionUID = 6345222909719335954L; private String caseId; private String nodeType; private String stageId; private long processInstanceId; private Map<String, Object> parameters; public AddDynamicTaskToStageCommand(IdentityProvider identityProvider, String caseId, String nodeType, Long processInstanceId, String stageId, Map<String, Object> parameters) { super(identityProvider); this.caseId = caseId; this.nodeType = nodeType; this.processInstanceId = processInstanceId; this.stageId = stageId; this.parameters = parameters; if (processInstanceId == null || stageId == null) { throw new IllegalArgumentException("Process instance id and stage id are mandatory"); } } @Override public Void execute(Context context) { KieSession ksession = ((RegistryContext) context).lookup( KieSession.class ); ProcessInstance processInstance = ksession.getProcessInstance(processInstanceId); DynamicNodeInstance dynamicContext = (DynamicNodeInstance) ((WorkflowProcessInstanceImpl) processInstance).getNodeInstances(true).stream() .filter(ni -> (ni instanceof DynamicNodeInstance) && stageId.equals(ni.getNode().getMetaData().get("UniqueId"))) .findFirst() .orElse(null); if (dynamicContext == null) { throw new StageNotFoundException("No stage found with id " + stageId); } CaseEventSupport caseEventSupport = getCaseEventSupport(context); caseEventSupport.fireBeforeDynamicTaskAdded(caseId, processInstanceId, nodeType, parameters); DynamicUtils.addDynamicWorkItem(dynamicContext, ksession, nodeType, parameters); caseEventSupport.fireAfterDynamicTaskAdded(caseId, processInstanceId, nodeType, parameters); return null; } }