if( columnName.startsWith("\\\"") && columnName.endsWith("\\\"")) { columnName = "\""+ columnName.substring(2, columnName.length() - 2) + "\""; }
	private String getGroupKeyColumnName( GroupDefinition group )	{		String columnName;		if ( group.getKeyColumn( ) != null )		{			columnName = group.getKeyColumn( );		}		else		{			columnName = group.getKeyExpression( );			if ( columnName.toUpperCase( ).startsWith( "ROW." ) )				columnName = columnName.toUpperCase( )						.replaceFirst( "\\QROW.\\E", "" );			else if ( columnName.toUpperCase( ).startsWith( "ROW[" ) )			{				columnName = columnName.toUpperCase( )						.replaceFirst( "\\QROW\\E\\s*\\Q[\\E", "" );				columnName = columnName.trim( ).substring( 0,						columnName.length( ) - 1 ).trim( );			}			if ( columnName != null					&& columnName.matches( "\\Q\"\\E.*\\Q\"\\E" ) )				columnName = columnName.substring( 1, columnName.length( ) - 1 );		}		return columnName;	}