private boolean METHOD_1 ( TYPE_1 node ) { java.util.Set < TYPE_2 > VAR_1 = METHOD_2 ( node ) ; return ( VAR_1 . size ( ) ) == 1 ; } 

private boolean METHOD_1 ( java.lang.Integer node ) { java.util.Set < TYPE_2 > VAR_1 = METHOD_2 ( node ) ; return ( VAR_1 . size ( ) ) == 1 ; } 
