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?