public java.util.Set < TYPE_1 > METHOD_1 ( ) { java.util.Set < TYPE_1 > VAR_1 = new java.util.HashSet < > ( ) ; for ( TYPE_2 VAR_2 : this . VAR_3 ) { VAR_1 . add ( VAR_2 ) ; } return VAR_1 ; } 

public java.util.Set < TYPE_1 > METHOD_1 ( ) { return new java.util.HashSet ( this . VAR_3 ) ; } 
