001/*
002 *  Copyright 2012 Anyware Services
003 *
004 *  Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
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 */
016package org.ametys.plugins.repository.jcr;
017
018import javax.jcr.Node;
019import javax.jcr.RepositoryException;
020
021import org.apache.avalon.framework.service.ServiceException;
022
023import org.ametys.plugins.repository.AmetysObjectFactory;
024import org.ametys.plugins.repository.AmetysRepositoryException;
025
026/**
027 * {@link AmetysObjectFactory} handling {@link DefaultLockableAmetysObject}.<br>
028 */
029public class DefaultLockableAmetysObjectFactory extends DefaultAmetysObjectFactory
030{
031    private LockComponent _lockComponent;
032    
033    @Override
034    @SuppressWarnings("unchecked")
035    public DefaultLockableAmetysObject getAmetysObject(Node node, String parentPath) throws AmetysRepositoryException, RepositoryException
036    {
037        return new DefaultLockableAmetysObject(node, parentPath, this);
038    }
039    
040    LockComponent getLockComponent()
041    {
042        // lazy initialization to prevent chicken/egg scenario on startup
043        if (_lockComponent == null)
044        {
045            try
046            {
047                _lockComponent = (LockComponent) _manager.lookup(LockComponent.ROLE);
048            }
049            catch (ServiceException e)
050            {
051                throw new AmetysRepositoryException("Caught an exception while retrieving LockComponent", e);
052            }
053        }
054        
055        return _lockComponent;
056    }
057}