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## com.compoze.util
Class PeekableIterator

    java.lang.Object
      |
      +--com.compoze.util.PeekableIterator

All Implemented Interfaces:
  java.util.Iterator, java.io.Serializable

public class PeekableIterator
extends java.lang.Object
implements java.util.Iterator, java.io.Serializable

This class implements an iterator that is "peekable", or one whose next element may be viewed without considering the next element in the iteration.

See Also:
  Serialized Form

Constructor Summary
`PeekableIterator(java.util.Iterator it)` Constructor.

Method Summary
`boolean` | `hasNext()` Return true if the iteration has more elements.
`java.lang.Object` | `next()` Return the next element in the iteration.
`java.lang.Object` | `peek()` Peek at the next element without considering it the next element in the iteration.
`void` | `remove()` Remove the last element returned by the iterator (not implemented).

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### PeekableIterator

    public PeekableIterator(java.util.Iterator it)

  Constructor.

Method Detail

### hasNext

    public boolean hasNext()

  Return true if the iteration has more elements.
  Specified by:
    `hasNext` in interface `java.util.Iterator`
  Returns:
    true if the iteration has more elements

### next

    public java.lang.Object next()

  Return the next element in the iteration.
  Specified by:
    `next` in interface `java.util.Iterator`
  Returns:
    the next element in the iteration

### peek

    public java.lang.Object peek()

  Peek at the next element without considering it the next element in the iteration.
  Returns:
    the next element in the iteration

### remove

    public void remove()

  Remove the last element returned by the iterator (not implemented).
  Specified by:
    `remove` in interface `java.util.Iterator`
  Throws:
    `java.lang.UnsupportedOperationException` - if the underlying iterator does not implement this method

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Copyright ©1999-2003 Compoze Software, Inc. All rights reserved.