private void METHOD_1 ( TYPE_1 VAR_1 ) throws TYPE_2 { if ( VAR_1 == null ) { VAR_1 . METHOD_2 ( ) ; } } 

private void METHOD_1 ( TYPE_1 VAR_1 ) throws TYPE_2 { if ( VAR_1 != null ) { VAR_1 . METHOD_2 ( ) ; } } 
