Interface ListIterator<E>

public interface ListIterator<E>

Method Summary

boolean	hasNext() Returns true if the iterator has a next element.
boolean	hasPrevious() Returns true if the iterator has a previous element.
E	next() Returns the next element and moves the iterator forward one position.
E	previous() Returns the previous element and moves the iterator backward one positoin.

Method Detail

hasNext

boolean hasNext()

Returns true if the iterator has a next element. This method does not change the state of the iterator.

Returns:

true if the iterator has a next element, otherwise false.

next

E next()

Returns the next element and moves the iterator forward one position.

Returns:

The next element. Calling this method on a new ListIterator until hasNext() returns false will return all element in the list from first to last.

Throws:

java.util.NoSuchElementException - if there is no next element.

hasPrevious

boolean hasPrevious()

Returns true if the iterator has a previous element. This method does not change the state of the iterator. Calling this method on a new ListIterator will return false.

Returns:

true if the iterator has a previous element, otherwise false.

previous

E previous()

Returns the previous element and moves the iterator backward one positoin.

Returns:

The previous element.

Throws:

java.util.NoSuchElementException - if there is no previous element.