public java.util.Set < TYPE_1 > METHOD_1 ( ) { return TYPE_2 . METHOD_2 ( VAR_1 , VAR_2 ) ; } 

public java.util.Set < TYPE_1 > METHOD_1 ( ) { return TYPE_2 . METHOD_2 ( VAR_1 . METHOD_1 ( ) , VAR_2 . METHOD_1 ( ) ) ; } 
