Bug 407846 [Accessibility]Underline of shortcut character for POJO datasource properties are not displayed.
data/org.eclipse.birt.data.oda.pojo.ui/src/org/eclipse/birt/data/oda/pojo/ui/util/Utils.java
else if ( o1.isFile( ) && o2.isFile( ) )
			{
				return o1.getName( ).compareTo( o2.getName( ) );
			}
			else if ( o1.isDirectory( ) && !o2.isDirectory( ))
			{
				return -1;
			}
			else
			{
				
				return 1;
			}
		}	
	}
	public static void savePojoQuery( PojoQuery pq, DataSetDesign design,  Shell shell )
	{
		try
		{
			design.setQueryText( PojoQueryWriter.write( pq ) );
		}
		catch ( OdaException e )
		{
			ExceptionHandler.showException( shell, 
					Messages.getString( "DataSet.FailedToSaveTitle" ), 
					Messages.getString( "DataSet.FailedToSaveMsg" ), e ); 
		}
	}
	
	public static boolean isColumnDefinitionsEqual( PojoQuery pq, ColumnDefinition[] cds )