[Patch] convenience methods in peers for unique columns

[Lars Grammel <la...@gmx.net>]

cvs diff -u -r1.1.1.1 Peer.vm 
Index: Peer.vm
===================================================================
RCS file: /home/cvspublic/jakarta-turbine-torque/src/templates/om/Peer.vm,v
retrieving revision 1.1.1.1
diff -u -r1.1.1.1 Peer.vm
--- Peer.vm	2001/07/18 12:54:18	1.1.1.1
+++ Peer.vm	2001/07/18 16:13:39
@@ -1362,6 +1362,72 @@
  #end  
 #end
 
+#*
+--------------------------------------------------------------------------------
+convenience method for retrival of objects by the values of unique columns
+--------------------------------------------------------------------------------
+*#
+
+#foreach ( $unique in $table.Unices )
+    
+    #foreach ( $colname in $unique.IndexColumns )
+    
+        #if ( $table.containsColumn( $colname ) )
+            
+            #set ( $col = $table.getColumn( $colname ) )
+            #set ( $tfc = $table.JavaName )
+            #set ( $cfc = $col.JavaName )
+            #set ( $cup = $col.Name.toUpperCase() )
+            #set ( $clo = $col.Name.toLowerCase() )
+
+    /**
+     * retrieves a $tfc by it's $clo
+     *
+     * @param   $clo
+     *          $cfc of the $tfc
+     *
+     * @return  $tfc with the given $clo or null, if such a $tfc
+     *          does not exist
+     *
+     * @throws  Exception
+     *          exception
+     */
+    public static $tfc retrieveBy$cfc( $col.JavaNative $clo )
+        throws Exception
+    {
+        
+        /*
+         * generate criteria
+         */
+        Criteria c = new Criteria();
+        
+        c.add( $cup , $clo );
+        
+        /*
+         * retrieve elements
+         */
+        List l = doSelect( c );
+        
+        /*
+         * check list size & return result
+         */
+        if ( l.size() > 0 )
+        {
+            return ($tfc) l.get( 0 );
+        }
+        else
+        {
+            return null;
+        }
+    
+    }
+
+        #end
+            
+    #end
+    
+#end
+
 ## ------------------------------------------------------------
 

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