public static int METHOD_1 ( TYPE_1 VAR_1 ) { TYPE_2 . METHOD_2 ( VAR_1 ) ; return VAR_2 ; } 

public static int METHOD_1 ( TYPE_1 VAR_1 ) { if ( VAR_1 == null ) return 0 ; TYPE_2 . METHOD_2 ( VAR_1 ) ; return VAR_2 ; } 
