001    /**
002     * ===========================================================
003     * LibRepository : a free Java content repository access layer
004     * ===========================================================
005     *
006     * Project Info:  http://jfreereport.pentaho.org/librepository/
007     *
008     * (C) Copyright 2006, by Pentaho Corporation and Contributors.
009     *
010     * This library is free software; you can redistribute it and/or modify it under the terms
011     * of the GNU Lesser General Public License as published by the Free Software Foundation;
012     * either version 2.1 of the License, or (at your option) any later version.
013     *
014     * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
015     * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
016     * See the GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public License along with this
019     * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
020     * Boston, MA 02111-1307, USA.
021     *
022     * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
023     * in the United States and other countries.]
024     *
025     * ------------
026     * FileRepository.java
027     * ------------
028     * (C) Copyright 2006, by Pentaho Corporation.
029     */
030    
031    package org.jfree.repository.file;
032    
033    import java.io.File;
034    import java.net.MalformedURLException;
035    import java.net.URL;
036    
037    import org.jfree.repository.ContentIOException;
038    import org.jfree.repository.ContentLocation;
039    import org.jfree.repository.DefaultMimeRegistry;
040    import org.jfree.repository.MimeRegistry;
041    import org.jfree.repository.UrlRepository;
042    
043    /**
044     * Creation-Date: 13.11.2006, 12:00:40
045     *
046     * @author Thomas Morgner
047     */
048    public class FileRepository implements UrlRepository
049    {
050      private MimeRegistry mimeRegistry;
051      private FileContentLocation root;
052    
053      public FileRepository(final File file) throws ContentIOException
054      {
055        this(file, new DefaultMimeRegistry());
056      }
057    
058      public FileRepository(final File file, final MimeRegistry mimeRegistry) throws ContentIOException
059      {
060        if (mimeRegistry == null)
061        {
062          throw new NullPointerException("MimeRegistry must be given");
063        }
064        if (file == null)
065        {
066          throw new NullPointerException("File must be given");
067        }
068        this.mimeRegistry = mimeRegistry;
069        this.root = new FileContentLocation(this, file);
070      }
071    
072      public MimeRegistry getMimeRegistry()
073      {
074        return mimeRegistry;
075      }
076    
077      public ContentLocation getRoot() throws ContentIOException
078      {
079        return root;
080      }
081    
082      public URL getURL() throws MalformedURLException
083      {
084        return root.getBackend().toURL();
085      }
086    }