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 }