001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.workflow;
016    
017    import com.liferay.portal.kernel.security.pacl.DoPrivileged;
018    import com.liferay.portal.kernel.util.ListUtil;
019    import com.liferay.portal.kernel.workflow.WorkflowHandler;
020    import com.liferay.portal.kernel.workflow.WorkflowHandlerRegistry;
021    
022    import java.util.List;
023    import java.util.Map;
024    import java.util.TreeMap;
025    
026    /**
027     * @author Bruno Farache
028     * @author Marcellus Tavares
029     */
030    @DoPrivileged
031    public class WorkflowHandlerRegistryImpl implements WorkflowHandlerRegistry {
032    
033            public List<WorkflowHandler> getScopeableWorkflowHandlers() {
034                    return ListUtil.fromMapValues(_scopeableWorkflowHandlerMap);
035            }
036    
037            public WorkflowHandler getWorkflowHandler(String className) {
038                    return _workflowHandlerMap.get(className);
039            }
040    
041            public List<WorkflowHandler> getWorkflowHandlers() {
042                    return ListUtil.fromMapValues(_workflowHandlerMap);
043            }
044    
045            public void register(WorkflowHandler workflowHandler) {
046                    _workflowHandlerMap.put(
047                            workflowHandler.getClassName(), workflowHandler);
048    
049                    if (workflowHandler.isScopeable()) {
050                            _scopeableWorkflowHandlerMap.put(
051                                    workflowHandler.getClassName(), workflowHandler);
052                    }
053            }
054    
055            public void unregister(WorkflowHandler workflowHandler) {
056                    _workflowHandlerMap.remove(workflowHandler.getClassName());
057    
058                    if (workflowHandler.isScopeable()) {
059                            _scopeableWorkflowHandlerMap.remove(workflowHandler.getClassName());
060                    }
061            }
062    
063            private Map<String, WorkflowHandler> _scopeableWorkflowHandlerMap =
064                    //new ConcurrentSkipListMap<String, WorkflowHandler>();
065                    new TreeMap<String, WorkflowHandler>();
066            private Map<String, WorkflowHandler> _workflowHandlerMap =
067                    new TreeMap<String, WorkflowHandler>();
068    
069    }