001 /**
002 * Copyright 2005-2014 The Kuali Foundation
003 *
004 * Licensed under the Educational Community License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.opensource.org/licenses/ecl2.php
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016 package org.kuali.rice.kew.impl.action;
017
018 import java.util.ArrayList;
019 import java.util.List;
020
021 import org.apache.commons.lang.StringUtils;
022 import org.apache.log4j.Logger;
023 import org.kuali.rice.core.api.exception.RiceIllegalArgumentException;
024 import org.kuali.rice.core.api.reflect.DataDefinition;
025 import org.kuali.rice.kew.actions.ActionTakenEvent;
026 import org.kuali.rice.kew.api.WorkflowRuntimeException;
027 import org.kuali.rice.kew.api.action.ActionInvocation;
028 import org.kuali.rice.kew.api.action.ActionInvocationQueue;
029 import org.kuali.rice.kew.api.action.ActionType;
030 import org.kuali.rice.kew.api.exception.InvalidActionTakenException;
031 import org.kuali.rice.kew.api.exception.ResourceUnavailableException;
032 import org.kuali.rice.kew.routeheader.DocumentRouteHeaderValue;
033 import org.kuali.rice.kew.service.KEWServiceLocator;
034 import org.kuali.rice.kim.api.identity.principal.Principal;
035
036 /**
037 * Reference implementation of the ActionInvocationQueue.
038 *
039 * @author Kuali Rice Team (rice.collab@kuali.org)
040 */
041 public class ActionInvocationQueueImpl implements ActionInvocationQueue {
042
043 private static final Logger LOG = Logger.getLogger(ActionInvocationQueueImpl.class);
044
045 @Override
046 public void invokeAction(String principalId, String documentId, ActionInvocation invocation) {
047 if (StringUtils.isBlank(principalId)) {
048 throw new RiceIllegalArgumentException("principalId is null or blank");
049 }
050
051 if (StringUtils.isBlank(documentId)) {
052 throw new RiceIllegalArgumentException("documentId is null");
053 }
054
055 if (invocation == null) {
056 throw new RiceIllegalArgumentException("invocation is null");
057 }
058
059
060 KEWServiceLocator.getRouteHeaderService().lockRouteHeader(documentId, true);
061 DocumentRouteHeaderValue document = KEWServiceLocator.getRouteHeaderService().getRouteHeader(documentId);
062
063 Principal principal = KEWServiceLocator.getIdentityHelperService().getPrincipal(principalId);
064 List<DataDefinition> parameters = new ArrayList<DataDefinition>();
065 parameters.add(new DataDefinition(document));
066 parameters.add(new DataDefinition(principal));
067 parameters.add(new DataDefinition(""));
068
069 try {
070 final ActionTakenEvent action = KEWServiceLocator.getActionRegistry().createAction(invocation.getAction().getCode(), parameters);
071 if (!document.isValidActionToTake(invocation.getAction().getCode())) {
072 LOG.warn("Action "
073 + invocation.getAction()
074 + " is not a valid action to take against document "
075 + document.getDocumentId()
076 + " by principal with name '"
077 + principal.getPrincipalName()
078 + "'");
079 return;
080 } else if (!KEWServiceLocator.getActionRegistry().getValidActions(principal, document).getValidActions()
081 .contains(ActionType.fromCode(action.getActionTakenCode()))) {
082 LOG.warn("Action "
083 + action.getActionTakenCode()
084 + " is not valid for document "
085 + document.getDocumentId()
086 + " by principal with name '"
087 + principal.getPrincipalName()
088 + "'");
089 return;
090 }
091 action.performAction();
092 } catch (ResourceUnavailableException e) {
093 throw new WorkflowRuntimeException(e);
094 } catch (InvalidActionTakenException e) {
095 throw new WorkflowRuntimeException(e);
096 }
097
098 }
099
100 }