public void METHOD_1 ( TYPE_1 VAR_1 ) { VAR_2 = VAR_1 . METHOD_2 ( ) ; this . METHOD_3 ( ) ; } 

public void METHOD_1 ( TYPE_1 VAR_1 ) { if ( VAR_1 != null ) { VAR_2 = VAR_1 . METHOD_2 ( ) ; this . METHOD_3 ( ) ; } } 
