2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with the com.oreilly.servlet library, any library
22 * licensed under the Apache Software License, The Sun (tm) Java Advanced
23 * Imaging library (JAI), The Sun JIMI library (or with modified versions of
24 * the above that use the same license as the above), and distribute linked
25 * combinations including the two. You must obey the GNU General Public
26 * License in all respects for all of the code used other than the above
27 * mentioned libraries. If you modify this file, you may extend this exception
28 * to your version of the file, but you are not obligated to do so. If you do
29 * not wish to do so, delete this exception statement from your version.
32 package mircoders.entity;
40 * kind of hack for postgres non-standard LargeObjects that Poolman
41 * doesn't know about. see all the casting, LargeObj stuff in getIcon, getAudio
42 * at some point when postgres has normal BLOB support, this should go.
44 import org.postgresql.Connection;
45 import org.postgresql.largeobject.LargeObject;
46 import org.postgresql.largeobject.LargeObjectManager;
53 * This class handles storage of audio data and meta data
60 public class EntityAudio extends EntityUploadedMedia
67 public EntityAudio(StorageObject theStorage) {
69 setStorage(theStorage);
77 public byte[] getAudio() throws StorageObjectException
79 theLog.printDebugInfo("--getaudio started");
80 java.sql.Connection con=null;Statement stmt=null;
84 con = theStorageObject.getPooledCon();
85 con.setAutoCommit(false);
86 LargeObjectManager lom;
87 java.sql.Connection jCon;
88 stmt = con.createStatement();
89 ResultSet rs = theStorageObject.executeSql(stmt,
90 "select audio_data from audio where id="+getId());
91 jCon = ((com.codestudio.sql.PoolManConnectionHandle)con)
92 .getNativeConnection();
93 lom = ((org.postgresql.Connection)jCon).getLargeObjectAPI();
96 LargeObject lob = lom.open(rs.getInt(1));
97 data = lob.read(lob.size());
99 //data = rs.getBytes(1);
103 } catch (Exception e) {
105 theLog.printError("EntityAudio -- getAudio failed"+e.toString());
106 throwStorageObjectException(e, "EntityAudio -- getAudio failed: ");
110 con.setAutoCommit(true);
111 } catch (Exception e) {
114 "EntityAudio -- getAudio reseting transaction mode failed"
117 theStorageObject.freeConnection(con,stmt);
123 public void setAudio(byte[] uploadData)
124 throws StorageObjectException {
126 if (uploadData!=null) {
127 java.sql.Connection con=null;PreparedStatement pstmt=null;
130 if (uploadData!=null) {
131 con = theStorageObject.getPooledCon();
132 con.setAutoCommit(false);
133 theLog.printDebugInfo("setaudio :: trying to insert audio");
136 LargeObjectManager lom;
137 java.sql.Connection jCon;
138 jCon = ((com.codestudio.sql.PoolManConnectionHandle)con)
139 .getNativeConnection();
140 lom = ((org.postgresql.Connection)jCon).getLargeObjectAPI();
141 int oid = lom.create();
142 LargeObject lob = lom.open(oid);
143 lob.write(uploadData);
145 String sql = "update images set"
147 +" where id="+getId();
148 theLog.printDebugInfo("setaudio :: updating: "+ sql);
149 pstmt = con.prepareStatement(sql);
150 //pstmt.setBytes(1, imageData);
151 //pstmt.setBytes(2, iconData);
152 pstmt.executeUpdate();
153 sql="update content set is_produced='0' where to_media="+getId();
154 pstmt = con.prepareStatement(sql);
155 pstmt.executeUpdate();
158 catch (Exception e) {
159 throwStorageObjectException(e,"setaudio ::failed: ");
162 try { if (con!=null) con.setAutoCommit(true); } catch (Exception e) {;}
163 theStorageObject.freeConnection(con,pstmt); }
168 public void update() throws StorageObjectException {
171 theStorageObject.executeUpdate("update content set is_produced='0' where to_media="+getId());
172 } catch (SQLException e) {
173 throwStorageObjectException(e, "EntityAudio :: update :: failed!! ");
177 public void setValues(HashMap theStringValues)
179 if (theStringValues != null) {
180 if (!theStringValues.containsKey("is_published"))
181 theStringValues.put("is_published","0");
183 super.setValues(theStringValues);