public java.util.Set < TYPE_1 > METHOD_1 ( TYPE_1 node ) { java.util.Set < TYPE_1 > set = VAR_1 . get ( node ) ; return set == null ? new java.util.HashSet < TYPE_1 > ( ) : new java.util.HashSet ( set ) ; } 

public java.util.Set < TYPE_1 > METHOD_1 ( TYPE_1 node ) { java.util.Set < TYPE_1 > set = VAR_1 . get ( node ) ; return set == null ? new java.util.HashSet < TYPE_1 > ( ) : new java.util.HashSet < TYPE_1 > ( set ) ; } 
