001    /**
002     * Copyright (c) 2000-present 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.portlet;
016    
017    import com.liferay.portal.kernel.security.pacl.DoPrivileged;
018    import com.liferay.portal.model.Portlet;
019    import com.liferay.portal.model.PortletConstants;
020    import com.liferay.portal.security.lang.DoPrivilegedUtil;
021    
022    import java.util.Map;
023    import java.util.concurrent.ConcurrentHashMap;
024    
025    import javax.portlet.PortletConfig;
026    import javax.portlet.PortletContext;
027    
028    import javax.servlet.ServletContext;
029    
030    /**
031     * @author Brian Wing Shun Chan
032     */
033    @DoPrivileged
034    public class PortletConfigFactoryImpl implements PortletConfigFactory {
035    
036            public PortletConfigFactoryImpl() {
037                    _pool = new ConcurrentHashMap<>();
038            }
039    
040            @Override
041            public PortletConfig create(
042                    Portlet portlet, ServletContext servletContext) {
043    
044                    Map<String, PortletConfig> portletConfigs = _pool.get(
045                            portlet.getRootPortletId());
046    
047                    if (portletConfigs == null) {
048                            portletConfigs = new ConcurrentHashMap<>();
049    
050                            _pool.put(portlet.getRootPortletId(), portletConfigs);
051                    }
052    
053                    PortletConfig portletConfig = portletConfigs.get(
054                            portlet.getPortletId());
055    
056                    if (portletConfig == null) {
057                            PortletContext portletContext = _portletContextFactory.create(
058                                    portlet, servletContext);
059    
060                            portletConfig = new PortletConfigImpl(portlet, portletContext);
061    
062                            portletConfigs.put(portlet.getPortletId(), portletConfig);
063                    }
064    
065                    return DoPrivilegedUtil.wrap(portletConfig);
066            }
067    
068            @Override
069            public void destroy(Portlet portlet) {
070                    _pool.remove(portlet.getRootPortletId());
071            }
072    
073            @Override
074            public PortletConfig get(Portlet portlet) {
075                    return get(portlet.getPortletId());
076            }
077    
078            @Override
079            public PortletConfig get(String portletId) {
080                    String rootPortletId = PortletConstants.getRootPortletId(portletId);
081    
082                    Map<String, PortletConfig> portletConfigs = _pool.get(rootPortletId);
083    
084                    if (portletConfigs == null) {
085                            return null;
086                    }
087    
088                    return portletConfigs.get(portletId);
089            }
090    
091            public void setPortletContextFactory(
092                    PortletContextFactory portletContextFactory) {
093    
094                    _portletContextFactory = portletContextFactory;
095            }
096    
097            @Override
098            public PortletConfig update(Portlet portlet) {
099                    Map<String, PortletConfig> portletConfigs = _pool.get(
100                            portlet.getRootPortletId());
101    
102                    if (portletConfigs == null) {
103                            return null;
104                    }
105    
106                    PortletConfig portletConfig = portletConfigs.get(
107                            portlet.getPortletId());
108    
109                    PortletContext portletContext = portletConfig.getPortletContext();
110    
111                    portletConfig = new PortletConfigImpl(portlet, portletContext);
112    
113                    portletConfigs.put(portlet.getPortletId(), portletConfig);
114    
115                    return DoPrivilegedUtil.wrap(portletConfig);
116            }
117    
118            private final Map<String, Map<String, PortletConfig>> _pool;
119            private PortletContextFactory _portletContextFactory;
120    
121    }