antlr.collections
Interface Enumerator

public interface Enumerator

Method Summary

java.lang.Object	cursor() Return the element under the cursor; return null if !valid() or if called before first next() call.
java.lang.Object	next() Return the next element in the enumeration; first call to next() returns the first element.
boolean	valid() Any more elements in the enumeration?

Method Detail

cursor

public java.lang.Object cursor()

Return the element under the cursor; return null if !valid() or if called before first next() call.

next

public java.lang.Object next()

Return the next element in the enumeration; first call to next() returns the first element.

valid

public boolean valid()

Any more elements in the enumeration?