public java.util.Iterator < TYPE_1 > METHOD_1 ( ) { if ( ( VAR_1 ) == null ) VAR_1 = new TYPE_2 < TYPE_1 > ( ) ; return VAR_1 . iterator ( ) ; } 

public java.util.Iterator < ? extends TYPE_1 > METHOD_1 ( ) { if ( ( VAR_1 ) == null ) VAR_1 = new TYPE_2 < TYPE_1 > ( ) ; return VAR_1 . iterator ( ) ; } 
