-package mircoders.storage;
-
-import java.lang.*;
-import java.sql.*;
-import java.io.*;
-import java.util.*;
-
-import freemarker.template.*;
-
-import mir.storage.*;
-import mir.entity.*;
-import mir.misc.*;
-
-import mircoders.entity.*;
-
-/**
- * <b>this class implements the access to the content-table</b>
+/*
+ * Copyright (C) 2001, 2002 The Mir-coders group
*
+ * This file is part of Mir.
*
+ * Mir is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Mir is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Mir; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * In addition, as a special exception, The Mir-coders gives permission to link
+ * the code of this program with the com.oreilly.servlet library, any library
+ * licensed under the Apache Software License, The Sun (tm) Java Advanced
+ * Imaging library (JAI), The Sun JIMI library (or with modified versions of
+ * the above that use the same license as the above), and distribute linked
+ * combinations including the two. You must obey the GNU General Public
+ * License in all respects for all of the code used other than the above
+ * mentioned libraries. If you modify this file, you may extend this exception
+ * to your version of the file, but you are not obligated to do so. If you do
+ * not wish to do so, delete this exception statement from your version.
*/
-public class DatabaseUploadedMedia extends Database implements StorageObject {
+package mircoders.storage;
+import mir.entity.Entity;
+import mir.entity.EntityRelation;
+import mir.log.LoggerWrapper;
+import mir.storage.Database;
+import mir.storage.StorageObject;
+import mir.storage.StorageObjectFailure;
+
+public class DatabaseUploadedMedia extends Database implements StorageObject {
private static DatabaseUploadedMedia instance;
private static EntityRelation relationMediaType;
- // Contructors / Singleton
-
- public static DatabaseUploadedMedia getInstance()
- throws StorageObjectException {
-
+ public static DatabaseUploadedMedia getInstance() {
if (instance == null ) {
- instance = new DatabaseUploadedMedia();
- instance.myselfDatabase = instance;
+ synchronized(DatabaseUploadedMedia.class) {
+ if (instance == null ) {
+ instance = new DatabaseUploadedMedia();
+ instance.myselfDatabase = instance;
+ }
+ }
}
+
return instance;
}
- private DatabaseUploadedMedia()
- throws StorageObjectException {
-
+ private DatabaseUploadedMedia() {
super();
- this.theTable="uploaded_media";
- this.theCoreTable="media";
- relationMediaType = new EntityRelation("id", "to_media_type", DatabaseMediaType.getInstance(), EntityRelation.TO_ONE);
- try { this.theEntityClass = Class.forName("mircoders.entity.EntityContent"); }
- catch (Exception e) { throw new StorageObjectException(e.toString()); }
- }
- // methods
+ logger = new LoggerWrapper("Database.UploadedMedia");
+
+ theTable="uploaded_media";
+ theCoreTable="media";
+ relationMediaType = new EntityRelation("to_media_type", "id", DatabaseMediaType.getInstance(), EntityRelation.TO_ONE);
+ theEntityClass = mircoders.entity.EntityUploadedMedia.class;
+ }
/**
- * returns the comments that belong to the article (via entityrelation)
+ * returns the media_type that belongs to the media item (via entityrelation)
* where db-flag is_published is true
*/
- public SimpleList getMediaType(EntityUploadedMedia ent) {
- SimpleList comments=null;
+ public Entity getMediaType(Entity ent) throws StorageObjectFailure {
+ Entity type=null;
try {
- comments = relationMediaType.getManyAsSimpleList(ent,"webdb_create","is_published='1'");
+ type = relationMediaType.getOne(ent);
}
- catch (StorageObjectException e) {
- theLog.printError("DatabaseUploadedMedia :: failed to get media_type");
+ catch (Throwable t) {
+ logger.error("DatabaseUploadedMedia :: failed to get media_type: " + t.getMessage());
+
+ throw new StorageObjectFailure("DatabaseUploadedMedia :: failed to get media_type", t);
}
- return comments;
+ return type;
}
}