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 }