Package 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

Constructors

Constructor	Description
WindowResultList(ResultObjectProvider rop)
WindowResultList(ResultObjectProvider rop, int windowSize)

Method Summary

Modifier and Type	Method	Description
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, subList, toArray, toArray

Methods inherited from class org.apache.openjpa.lib.rop.AbstractResultList

add, add, addAll, addAll, assertOpen, clear, getUserObject, remove, remove, removeAll, retainAll, set, setUserObject

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Methods inherited from interface java.util.List

equals, hashCode, replaceAll, sort, spliterator

Constructor Details

WindowResultList

public WindowResultList(ResultObjectProvider rop)

WindowResultList

public WindowResultList(ResultObjectProvider rop,
 int windowSize)

Method Details

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