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## org.apache.openjpa.lib.rop
Class WindowResultList

    java.lang.Object
      org.apache.openjpa.lib.rop.AbstractResultList
          org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
              org.apache.openjpa.lib.rop.WindowResultList

All Implemented Interfaces:
  Serializable, Iterable, Collection, List, ResultList, Closeable

    public class WindowResultList

extends AbstractNonSequentialResultList

ResultList implementation that uses a forward-scrolling window of results.

Author:
  Abe White
See Also:
  Serialized Form

Field Summary

Fields inherited from class org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
`PAST_END`

Constructor Summary
`WindowResultList(ResultObjectProvider rop)`
`WindowResultList(ResultObjectProvider rop, int windowSize)`

Method Summary
`void` | `close()` Close the list.
`Object` | `getInternal(int index)` Implement this method and `List.size()`.
`boolean` | `isClosed()` Returns true if the list has been closed.
`boolean` | `isProviderOpen()` Returns true if the provider backing this list is open.
`int` | `size()`
`Object` | `writeReplace()`

Methods inherited from class org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
`contains, containsAll, get, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, toArray, toArray`

Methods inherited from class org.apache.openjpa.lib.rop.AbstractResultList
`add, add, addAll, addAll, assertOpen, clear, finalize, remove, remove, removeAll, retainAll, set, subList`

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

Methods inherited from interface java.util.List
`equals, hashCode`

Constructor Detail

### WindowResultList

    public WindowResultList(ResultObjectProvider rop)

### WindowResultList

    public WindowResultList(ResultObjectProvider rop,
                            int windowSize)

Method Detail

### isProviderOpen

    public boolean isProviderOpen()

  Description copied from interface: `ResultList`
  Returns true if the provider backing this list is open.

### isClosed

    public boolean isClosed()

  Description copied from interface: `ResultList`
  Returns true if the list has been closed.

### close

    public void close()

  Description copied from interface: `ResultList`
  Close the list.

### size

    public int size()

### getInternal

    public Object getInternal(int index)

  Description copied from class: `AbstractNonSequentialResultList`
  Implement this method and `List.size()`. Return `AbstractNonSequentialResultList.PAST_END` if the index is out of bounds.

  Specified by:
    `getInternal` in class `AbstractNonSequentialResultList`

### writeReplace

    public Object writeReplace()
                        throws ObjectStreamException

  Throws:
    `ObjectStreamException`

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Copyright © 2006 Apache Software Foundation. All Rights Reserved.