001/*
002 * (C) Copyright 2006-2007 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     Nuxeo - initial API and implementation
016 *
017 * $Id$
018 */
019
020package org.nuxeo.ecm.directory.sql;
021
022import java.util.ArrayList;
023import java.util.List;
024
025import org.apache.commons.logging.Log;
026import org.apache.commons.logging.LogFactory;
027import org.nuxeo.ecm.directory.Directory;
028import org.nuxeo.ecm.directory.DirectoryException;
029import org.nuxeo.ecm.directory.DirectoryFactory;
030import org.nuxeo.ecm.directory.DirectoryServiceImpl;
031import org.nuxeo.ecm.directory.api.DirectoryService;
032import org.nuxeo.runtime.api.Framework;
033import org.nuxeo.runtime.model.ComponentContext;
034import org.nuxeo.runtime.model.ComponentName;
035import org.nuxeo.runtime.model.DefaultComponent;
036import org.nuxeo.runtime.model.Extension;
037
038public class SQLDirectoryFactory extends DefaultComponent implements DirectoryFactory {
039
040    public static final ComponentName NAME = new ComponentName("org.nuxeo.ecm.directory.sql.SQLDirectoryFactory");
041
042    private static final Log log = LogFactory.getLog(SQLDirectoryFactory.class);
043
044    protected SQLDirectoryRegistry directories;
045
046    @Override
047    public Directory getDirectory(String name) throws DirectoryException {
048        return directories.getDirectory(name);
049    }
050
051    @Override
052    public String getName() {
053        return NAME.getName();
054    }
055
056    @Override
057    public void activate(ComponentContext context) {
058        directories = new SQLDirectoryRegistry();
059    }
060
061    @Override
062    public void deactivate(ComponentContext context) {
063        try {
064            shutdown();
065        } catch (DirectoryException e) {
066            log.error("Error shutting down sql directories", e);
067        }
068        directories = null;
069    }
070
071    protected static DirectoryServiceImpl getDirectoryService() {
072        return (DirectoryServiceImpl) Framework.getRuntime().getComponent(DirectoryService.NAME);
073    }
074
075    @Override
076    public void registerExtension(Extension extension) {
077        Object[] contribs = extension.getContributions();
078        DirectoryServiceImpl dirService = getDirectoryService();
079        for (Object contrib : contribs) {
080            SQLDirectoryDescriptor descriptor = (SQLDirectoryDescriptor) contrib;
081            directories.addContribution(descriptor);
082            String name = descriptor.getName();
083            if (directories.getDirectory(name) != null) {
084                dirService.registerDirectory(name, this);
085            } else {
086                // handle case where directory is marked with "remove"
087                dirService.unregisterDirectory(name, this);
088            }
089        }
090    }
091
092    @Override
093    public void unregisterExtension(Extension extension) {
094        Object[] contribs = extension.getContributions();
095        DirectoryServiceImpl dirService = getDirectoryService();
096        for (Object contrib : contribs) {
097            SQLDirectoryDescriptor descriptor = (SQLDirectoryDescriptor) contrib;
098            directories.removeContribution(descriptor);
099            dirService.unregisterDirectory(descriptor.getName(), this);
100        }
101    }
102
103    @Override
104    public void shutdown() throws DirectoryException {
105        for (Directory directory : directories.getDirectories()) {
106            directory.shutdown();
107        }
108    }
109
110    @Override
111    public List<Directory> getDirectories() throws DirectoryException {
112        return new ArrayList<Directory>(directories.getDirectories());
113    }
114
115}