Package org.apache.openjpa.lib.rop
Class WindowResultList
- java.lang.Object
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- org.apache.openjpa.lib.rop.AbstractResultList
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- org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
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- org.apache.openjpa.lib.rop.WindowResultList
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- All Implemented Interfaces:
java.io.Serializable
,java.lang.Iterable
,java.util.Collection
,java.util.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
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Field Summary
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Fields inherited from class org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
PAST_END
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Constructor Summary
Constructors Constructor Description WindowResultList(ResultObjectProvider rop)
WindowResultList(ResultObjectProvider rop, int windowSize)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
close()
Close the list.java.lang.Object
getInternal(int index)
Implement this method andList.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()
java.lang.Object
writeReplace()
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Methods inherited from class org.apache.openjpa.lib.rop.AbstractNonSequentialResultList
contains, containsAll, get, indexOf, isEmpty, iterator, lastIndexOf, listIterator, listIterator, subList, toArray, toArray
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Methods inherited from class org.apache.openjpa.lib.rop.AbstractResultList
add, add, addAll, addAll, assertOpen, clear, getUserObject, remove, remove, removeAll, retainAll, set, setUserObject
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Constructor Detail
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WindowResultList
public WindowResultList(ResultObjectProvider rop)
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WindowResultList
public WindowResultList(ResultObjectProvider rop, int windowSize)
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Method Detail
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isProviderOpen
public boolean isProviderOpen()
Description copied from interface:ResultList
Returns true if the provider backing this list is open.
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isClosed
public boolean isClosed()
Description copied from interface:ResultList
Returns true if the list has been closed.
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close
public void close()
Description copied from interface:ResultList
Close the list.
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size
public int size()
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getInternal
public java.lang.Object getInternal(int index)
Description copied from class:AbstractNonSequentialResultList
Implement this method andList.size()
. ReturnAbstractNonSequentialResultList.PAST_END
if the index is out of bounds.- Specified by:
getInternal
in classAbstractNonSequentialResultList
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writeReplace
public java.lang.Object writeReplace() throws java.io.ObjectStreamException
- Throws:
java.io.ObjectStreamException
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