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     * ZipContentItem.java
027     * ------------
028     * (C) Copyright 2006, by Pentaho Corporation.
029     */
030    
031    package org.jfree.repository.zipwriter;
032    
033    import java.io.IOException;
034    import java.io.InputStream;
035    import java.io.OutputStream;
036    
037    import org.jfree.repository.ContentIOException;
038    import org.jfree.repository.ContentItem;
039    import org.jfree.repository.ContentLocation;
040    import org.jfree.repository.Repository;
041    import org.jfree.repository.RepositoryUtilities;
042    
043    /**
044     * Creation-Date: 01.12.2006, 21:23:25
045     *
046     * @author Thomas Morgner
047     */
048    public class ZipContentItem implements ContentItem
049    {
050      private boolean newItem;
051      private String name;
052      private String contentId;
053      private ZipRepository repository;
054      private ZipContentLocation parent;
055    
056      public ZipContentItem(final String name,
057                            final ZipRepository repository,
058                            final ZipContentLocation parent)
059      {
060        this.name = name;
061        this.repository = repository;
062        this.parent = parent;
063        this.contentId = RepositoryUtilities.buildName(this, "/");
064        this.newItem = true;
065      }
066    
067      public String getMimeType() throws ContentIOException
068      {
069        return getRepository().getMimeRegistry().getMimeType(this);
070      }
071    
072      public OutputStream getOutputStream() throws ContentIOException, IOException
073      {
074        if (newItem == false)
075        {
076          throw new ContentIOException("This item is no longer writeable.");
077        }
078        newItem = false;
079        return new ZipEntryOutputStream(this);
080      }
081    
082      public InputStream getInputStream() throws ContentIOException, IOException
083      {
084        throw new ContentIOException("This item is not readable.");
085      }
086    
087      public boolean isReadable()
088      {
089        return false;
090      }
091    
092      public boolean isWriteable()
093      {
094        return newItem;
095      }
096    
097      public String getName()
098      {
099        return name;
100      }
101    
102      public Object getContentId()
103      {
104        return contentId;
105      }
106    
107      public Object getAttribute(final String domain, final String key)
108      {
109        return null;
110      }
111    
112      public boolean setAttribute(final String domain, final String key, final Object value)
113      {
114        return false;
115      }
116    
117      public Repository getRepository()
118      {
119        return repository;
120      }
121    
122      public ContentLocation getParent()
123      {
124        return parent;
125      }
126    
127      public boolean delete()
128      {
129        return false;
130      }
131    }