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[mir.git] / source / mircoders / storage / DatabaseImageFormat.java

diff --git a/source/mircoders/storage/DatabaseImageFormat.java b/source/mircoders/storage/DatabaseImageFormat.java
index 606d1c7..32e4930 100755 (executable)
--- a/source/mircoders/storage/DatabaseImageFormat.java
+++ b/source/mircoders/storage/DatabaseImageFormat.java
@@ -1,44 +1,56 @@
-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.*;
-
-/**
- * <b>Diese Klasse implementiert die Datenbankverbindung zur MetaObjekt-Tabelle
+/*
+ * 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  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 DatabaseImageFormat extends Database implements StorageObject{
+package mircoders.storage;
 
-       private static DatabaseImageFormat instance;
-       private static SimpleList publisherPopupData;
+import mir.log.LoggerWrapper;
+import mir.storage.Database;
 
-       public static DatabaseImageFormat getInstance() throws StorageObjectException
-       {
-               if (instance == null) {
-                       instance = new DatabaseImageFormat();
-                       instance.myselfDatabase = instance;
-               }
-               return instance;
-       }
+public class DatabaseImageFormat extends Database {
 
-       private DatabaseImageFormat() throws StorageObjectException
-       {
-               super();
-               this.hasTimestamp = false;
-               this.theTable="img_format";
-       }
+  private static DatabaseImageFormat instance;
 
-       public SimpleList getPopupData() { return getPopupData("name",true); }
+  // the following *has* to be sychronized cause this static method
+  // could get preemted and we could end up with 2 instances of DatabaseFoo..
+  // see the "Singletons with needles and thread" article at JavaWorld -mh
+  public synchronized static DatabaseImageFormat getInstance() {
+    if (instance == null) {
+      instance = new DatabaseImageFormat();
+    }
+    return instance;
+  }
 
+  private DatabaseImageFormat() {
+    super();
 
+    logger = new LoggerWrapper("Database.ImageFormat");
+    mainTable = "img_format";
+  }
 }