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 * FileContentItem.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.io.FileInputStream;
035 import java.io.FileOutputStream;
036 import java.io.IOException;
037 import java.io.InputStream;
038 import java.io.OutputStream;
039
040 import org.jfree.repository.ContentIOException;
041 import org.jfree.repository.ContentItem;
042 import org.jfree.repository.ContentLocation;
043
044 /**
045 * Creation-Date: 13.11.2006, 12:17:21
046 *
047 * @author Thomas Morgner
048 */
049 public class FileContentItem extends FileContentEntity implements ContentItem
050 {
051 public FileContentItem(final ContentLocation parent, final File backend)
052 {
053 super(parent, backend);
054 }
055
056 public String getMimeType() throws ContentIOException
057 {
058 final FileRepository fileRepository = (FileRepository) getRepository();
059 return fileRepository.getMimeRegistry().getMimeType(this);
060 }
061
062 public OutputStream getOutputStream() throws ContentIOException, IOException
063 {
064 return new FileOutputStream (getBackend());
065 }
066
067 public InputStream getInputStream()
068 throws ContentIOException, IOException
069 {
070 return new FileInputStream (getBackend());
071 }
072
073 public boolean isReadable()
074 {
075 return getBackend().canRead();
076 }
077
078 public boolean isWriteable()
079 {
080 return getBackend().canWrite();
081 }
082 }