protected java.util.Set < TYPE_1 > METHOD_1 ( ) { return data . METHOD_2 ( this . path , false , this . path . append ( null ) , false ) . METHOD_1 ( ) ; } 

protected java.util.Iterator < TYPE_1 > iterator ( ) { return data . METHOD_2 ( this . path , false , this . path . append ( null ) , false ) . METHOD_1 ( ) . iterator ( ) ; } 
