org.apache.openjpa.kernel
Class DelegatingResultList<T>

java.lang.Object
  org.apache.openjpa.kernel.DelegatingResultList<T>

All Implemented Interfaces:

Serializable, Iterable<T>, Collection<T>, List<T>, ResultList<T>, Closeable

public class DelegatingResultList<T>
extends Object
implements ResultList<T>

Delegating result list that can also perform exception translation for use in facades.

Since:

0.4.0

Author:

Marc Prud'hommeaux

See Also:

Serialized Form

Nested Class Summary

class

DelegatingResultList.DelegatingListIterator<T> Delegating iterator that also performs exception translation.

Constructor Summary

DelegatingResultList(ResultList<T> list)
Constructor; supply delegate.

DelegatingResultList(ResultList<T> list, RuntimeExceptionTranslator trans)
Constructor; supply delegate and exception translator.

Method Summary

void	add(int index, T element)
boolean	add(T o)
boolean	addAll(Collection<? extends T> c)
boolean	addAll(int index, Collection<? extends T> c)
void	clear()
void	close()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
boolean	equals(Object other)
T	get(int index)
ResultList<T>	getDelegate() Return the direct delegate.
ResultList<T>	getInnermostDelegate() Return the native delegate.
Object	getUserObject()
int	hashCode()
int	indexOf(Object o)
boolean	isClosed()
boolean	isEmpty()
boolean	isProviderOpen()
Iterator<T>	iterator()
int	lastIndexOf(Object o)
ListIterator<T>	listIterator()
ListIterator<T>	listIterator(int index)
T	remove(int index)
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
boolean	retainAll(Collection<?> c)
T	set(int index, T element)
void	setUserObject(Object opaque)
int	size()
List<T>	subList(int fromIndex, int toIndex)
Object[]	toArray()
Object[]	toArray(Object[] a)
String	toString()
protected RuntimeException	translate(RuntimeException re) Translate the OpenJPA exception.
Object	writeReplace() Writes delegate, which may in turn write a normal list.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

DelegatingResultList

public DelegatingResultList(ResultList<T> list)

Constructor; supply delegate.

DelegatingResultList

public DelegatingResultList(ResultList<T> list,
                            RuntimeExceptionTranslator trans)

Constructor; supply delegate and exception translator.

Method Detail

getDelegate

public ResultList<T> getDelegate()

Return the direct delegate.

getInnermostDelegate

public ResultList<T> getInnermostDelegate()

Return the native delegate.

writeReplace

public Object writeReplace()
                    throws ObjectStreamException

Writes delegate, which may in turn write a normal list.

Throws:

ObjectStreamException

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<T>

Specified by:

hashCode in interface List<T>

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Specified by:

equals in interface Collection<T>

Specified by:

equals in interface List<T>

Overrides:

equals in class Object

translate

protected RuntimeException translate(RuntimeException re)

Translate the OpenJPA exception.

isProviderOpen

public boolean isProviderOpen()

Specified by:

isProviderOpen in interface ResultList<T>

getUserObject

public Object getUserObject()

Specified by:

getUserObject in interface ResultList<T>

setUserObject

public void setUserObject(Object opaque)

Specified by:

setUserObject in interface ResultList<T>

close

public void close()

Specified by:

close in interface ResultList<T>

Specified by:

close in interface Closeable

isClosed

public boolean isClosed()

Specified by:

isClosed in interface ResultList<T>

size

public int size()

Specified by:

size in interface Collection<T>

Specified by:

size in interface List<T>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<T>

Specified by:

isEmpty in interface List<T>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<T>

Specified by:

contains in interface List<T>

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Iterable<T>

Specified by:

iterator in interface Collection<T>

Specified by:

iterator in interface List<T>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<T>

Specified by:

toArray in interface List<T>

toArray

public Object[] toArray(Object[] a)

Specified by:

toArray in interface Collection<T>

Specified by:

toArray in interface List<T>

add

public boolean add(T o)

Specified by:

add in interface Collection<T>

Specified by:

add in interface List<T>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<T>

Specified by:

remove in interface List<T>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<T>

Specified by:

containsAll in interface List<T>

addAll

public boolean addAll(Collection<? extends T> c)

Specified by:

addAll in interface Collection<T>

Specified by:

addAll in interface List<T>

addAll

public boolean addAll(int index,
                      Collection<? extends T> c)

Specified by:

addAll in interface List<T>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<T>

Specified by:

removeAll in interface List<T>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<T>

Specified by:

retainAll in interface List<T>

clear

public void clear()

Specified by:

clear in interface Collection<T>

Specified by:

clear in interface List<T>

get

public T get(int index)

Specified by:

get in interface List<T>

set

public T set(int index,
             T element)

Specified by:

set in interface List<T>

add

public void add(int index,
                T element)

Specified by:

add in interface List<T>

remove

public T remove(int index)

Specified by:

remove in interface List<T>

indexOf

public int indexOf(Object o)

Specified by:

indexOf in interface List<T>

lastIndexOf

public int lastIndexOf(Object o)

Specified by:

lastIndexOf in interface List<T>

listIterator

public ListIterator<T> listIterator()

Specified by:

listIterator in interface List<T>

listIterator

public ListIterator<T> listIterator(int index)

Specified by:

listIterator in interface List<T>

subList

public List<T> subList(int fromIndex,
                       int toIndex)

Specified by:

subList in interface List<T>

toString

public String toString()

Overrides:

toString in class Object