protected java.util.Set < TYPE_1 > METHOD_1 ( ) { synchronized ( this . VAR_1 ) { return TYPE_2 . METHOD_2 ( this . VAR_1 . values ( ) ) ; } } 

protected java.util.Set < TYPE_1 > METHOD_1 ( ) { synchronized ( this . VAR_1 ) { return new java.util.HashSet ( this . VAR_1 . values ( ) ) ; } } 
