IT. Expert System.

Type Parameters:

E - the type of object returned by the iterator.

All Known Subinterfaces:

EntityIterator, ListIterator<E>

All Known Implementing Classes:

CursorEntityIterator, CursorJoiner, Scanner, TextUtils.SimpleStringSplitter

public interface Iterator<E>

• Method Summary

  Methods

  Modifier and Type	Method and Description
  boolean	hasNext() Returns true if there is at least one more element, false otherwise.
  E	next() Returns the next object and advances the iterator.
  void	remove() Removes the last object returned by next from the collection.

• Method Detail

  • hasNext

    boolean hasNext()

    Returns true if there is at least one more element, false otherwise.

    See Also:

    next()

  • next

    E next()

    Returns the next object and advances the iterator.

    Returns:

    the next object.

    Throws:

    NoSuchElementException - if there are no more elements.

    See Also:

    hasNext()

  • remove

    void remove()

    Removes the last object returned by next from the collection. This method can only be called once between each call to next.

    Throws:

    UnsupportedOperationException - if removing is not supported by the collection being iterated.

    IllegalStateException - if next has not been called, or remove has already been called after the last call to next.