new Exception().printStackTrace();
    private CompilerError handleError( String className, int line, int column, Object errorMessage )    {        String fileName = className.replace( '.', File.separatorChar ) + ".java";        if ( column < 0 )        {            column = 0;        }        String message;        if ( errorMessage != null )        {            message = errorMessage.toString();        }        else        {            new Exception().printStackTrace();            message = "No message";        }        return new CompilerError( fileName,                                  true,                                  line,                                  column,                                  line,                                  column,                                  message );    }