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     * DummyContentItem.java
027     * ------------
028     * (C) Copyright 2006, by Pentaho Corporation.
029     */
030    
031    package org.jfree.repository.dummy;
032    
033    import java.io.OutputStream;
034    import java.io.IOException;
035    import java.io.InputStream;
036    import java.io.ByteArrayInputStream;
037    
038    import org.jfree.repository.ContentItem;
039    import org.jfree.repository.ContentLocation;
040    import org.jfree.repository.ContentIOException;
041    import org.jfree.repository.Repository;
042    
043    /**
044     * Creation-Date: 13.11.2006, 17:16:02
045     *
046     * @author Thomas Morgner
047     */
048    public class DummyContentItem implements ContentItem
049    {
050      private ContentLocation parent;
051      private String name;
052      private static final byte[] EMPTY_BUFFER = new byte[0];
053    
054      public DummyContentItem(final ContentLocation parent, final String name)
055      {
056        this.parent = parent;
057        this.name = name;
058      }
059    
060      public String getMimeType() throws ContentIOException
061      {
062        return getRepository().getMimeRegistry().getMimeType(this);
063      }
064    
065      public OutputStream getOutputStream() throws ContentIOException, IOException
066      {
067        return new NullOutputStream();
068      }
069    
070      public InputStream getInputStream() throws ContentIOException, IOException
071      {
072        return new ByteArrayInputStream(EMPTY_BUFFER);
073      }
074    
075      public boolean isReadable()
076      {
077        return false;
078      }
079    
080      public boolean isWriteable()
081      {
082        return false;
083      }
084    
085      public String getName()
086      {
087        return name;
088      }
089    
090      public Object getContentId()
091      {
092        return name;
093      }
094    
095      public Object getAttribute(final String domain, final String key)
096      {
097        return null;
098      }
099    
100      public boolean setAttribute(final String domain, final String key, final Object value)
101      {
102        return false;
103      }
104    
105      public ContentLocation getParent()
106      {
107        return parent;
108      }
109    
110      public Repository getRepository()
111      {
112        return parent.getRepository();
113      }
114    
115      public boolean delete()
116      {
117        return false;
118      }
119    }