org.apache.openjpa.util

Class DelayedArrayListProxy

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<E>

java.util.ArrayList

org.apache.openjpa.util.DelayedArrayListProxy

All Implemented Interfaces:

Serializable, Cloneable, Iterable, Collection, List, RandomAccess, DelayedProxy, Proxy, ProxyCollection

public class DelayedArrayListProxy
extends ArrayList
implements ProxyCollection, DelayedProxy

ArrayList proxy with delay loading capability. Allows non-indexed add and remove operations to occur on an unloaded collection. Operations that require a load will trigger a load.

See Also:

Serialized Form

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor and Description
DelayedArrayListProxy()
DelayedArrayListProxy(Collection paramCollection)
DelayedArrayListProxy(int paramInt)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(int paramInt, Object paramObject)
boolean	add(Object paramObject)
boolean	addAll(Collection paramCollection)
boolean	addAll(int paramInt, Collection paramCollection)
void	clear()
Object	clone()
void	closeBroker() Close the broker that is used to service this proxy.
boolean	contains(Object object)
boolean	containsAll(Collection collection)
Object	copy(Object paramObject) Return an unproxied copy of the given instance.
boolean	equals(Object paramObject)
Object	get(int location)
Broker	getBroker() Get the broker that is used to service this proxy.
BrokerFactory	getBrokerFactory()
ChangeTracker	getChangeTracker() Return the change tracker for this proxy, or null if none.
int	getDelayedField() Returns the expected field index even if this collection was detached.
OpenJPAStateManager	getDelayedOwner() Returns a state manager that can service this proxy even if the collection was detached.
Class	getElementType() The collection element type.
OpenJPAStateManager	getOwner() Return the owning object.
int	getOwnerField() Return the owning field index.
OpenJPAStateManager	getOwnerStateManager() Returns the state manager of the owning instance.
int	hashCode()
int	indexOf(Object object)
boolean	isDelayLoad()
boolean	isDetached() Returns whether the proxy is detached.
boolean	isDirectAccess() Returns whether the caller has direct-call access to the proxied object.
boolean	isEmpty()
Iterator	iterator()
int	lastIndexOf(Object object)
ListIterator	listIterator()
ListIterator	listIterator(int paramInt)
void	load() Load the proxy if it was delay-loaded.
ProxyCollection	newInstance(Class paramClass, Comparator paramComparator, boolean paramBoolean1, boolean paramBoolean2) Create a new instance of this proxy type.
Object	remove(int paramInt)
boolean	remove(Object paramObject)
boolean	removeAll(Collection paramCollection)
boolean	retainAll(Collection paramCollection)
Object	set(int paramInt, Object paramObject)
protected void	setChangeTracker(CollectionChangeTracker ct)
void	setDirectAccess(boolean direct) Sets whether the caller has direct-call access to the proxied object.
protected void	setElementType(Class<?> elemType)
void	setOwner(OpenJPAStateManager paramOpenJPAStateManager, int paramInt) Reset the state of the proxy, and set the owning instance of the proxy and the name of the field it is assigned to.
int	size()
List	subList(int start, int end)
Object[]	toArray()
Object[]	toArray(Object[] array)
protected Object	writeReplace()

Methods inherited from class java.util.ArrayList

ensureCapacity, removeRange, trimToSize

Methods inherited from class java.util.AbstractCollection

toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DelayedArrayListProxy

public DelayedArrayListProxy()

DelayedArrayListProxy

public DelayedArrayListProxy(Collection paramCollection)

DelayedArrayListProxy

public DelayedArrayListProxy(int paramInt)

Method Detail

setOwner

public void setOwner(OpenJPAStateManager paramOpenJPAStateManager,
            int paramInt)

Description copied from interface: Proxy

Reset the state of the proxy, and set the owning instance of the proxy and the name of the field it is assigned to. Set to null to indicate that the proxy is no longer managed.

Specified by:

setOwner in interface Proxy

getDelayedField

public int getDelayedField()

Description copied from interface: DelayedProxy

Returns the expected field index even if this collection was detached.

Specified by:

getDelayedField in interface DelayedProxy

getDelayedOwner

public OpenJPAStateManager getDelayedOwner()

Description copied from interface: DelayedProxy

Returns a state manager that can service this proxy even if the collection was detached.

Specified by:

getDelayedOwner in interface DelayedProxy

getOwner

public OpenJPAStateManager getOwner()

Description copied from interface: Proxy

Return the owning object.

Specified by:

getOwner in interface Proxy

getOwnerField

public int getOwnerField()

Description copied from interface: Proxy

Return the owning field index.

Specified by:

getOwnerField in interface Proxy

clone

public Object clone()

Overrides:

clone in class ArrayList

getChangeTracker

public ChangeTracker getChangeTracker()

Description copied from interface: Proxy

Return the change tracker for this proxy, or null if none.

Specified by:

getChangeTracker in interface Proxy

setChangeTracker

protected void setChangeTracker(CollectionChangeTracker ct)

copy

public Object copy(Object paramObject)

Description copied from interface: Proxy

Return an unproxied copy of the given instance. This method is used by proxy managers to create backup values for use in rollback.

Specified by:

copy in interface Proxy

getElementType

public Class getElementType()

Description copied from interface: ProxyCollection

The collection element type.

Specified by:

getElementType in interface ProxyCollection

setElementType

protected void setElementType(Class<?> elemType)

newInstance

public ProxyCollection newInstance(Class paramClass,
                          Comparator paramComparator,
                          boolean paramBoolean1,
                          boolean paramBoolean2)

Description copied from interface: ProxyCollection

Create a new instance of this proxy type.

Specified by:

newInstance in interface ProxyCollection

add

public boolean add(Object paramObject)

Specified by:

add in interface Collection

Specified by:

add in interface List

Overrides:

add in class ArrayList

add

public void add(int paramInt,
       Object paramObject)

Specified by:

add in interface List

Overrides:

add in class ArrayList

clear

public void clear()

Specified by:

clear in interface Collection

Specified by:

clear in interface List

Overrides:

clear in class ArrayList

addAll

public boolean addAll(int paramInt,
             Collection paramCollection)

Specified by:

addAll in interface List

Overrides:

addAll in class ArrayList

addAll

public boolean addAll(Collection paramCollection)

Specified by:

addAll in interface Collection

Specified by:

addAll in interface List

Overrides:

addAll in class ArrayList

remove

public boolean remove(Object paramObject)

Specified by:

remove in interface Collection

Specified by:

remove in interface List

Overrides:

remove in class ArrayList

remove

public Object remove(int paramInt)

Specified by:

remove in interface List

Overrides:

remove in class ArrayList

set

public Object set(int paramInt,
         Object paramObject)

Specified by:

set in interface List

Overrides:

set in class ArrayList

iterator

public Iterator iterator()

Specified by:

iterator in interface Iterable

Specified by:

iterator in interface Collection

Specified by:

iterator in interface List

Overrides:

iterator in class ArrayList

listIterator

public ListIterator listIterator(int paramInt)

Specified by:

listIterator in interface List

Overrides:

listIterator in class ArrayList

listIterator

public ListIterator listIterator()

Specified by:

listIterator in interface List

Overrides:

listIterator in class ArrayList

removeAll

public boolean removeAll(Collection paramCollection)

Specified by:

removeAll in interface Collection

Specified by:

removeAll in interface List

Overrides:

removeAll in class ArrayList

retainAll

public boolean retainAll(Collection paramCollection)

Specified by:

retainAll in interface Collection

Specified by:

retainAll in interface List

Overrides:

retainAll in class ArrayList

writeReplace

protected Object writeReplace()
                       throws ObjectStreamException

Throws:

ObjectStreamException

isDelayLoad

public boolean isDelayLoad()

get

public Object get(int location)

Specified by:

get in interface List

Overrides:

get in class ArrayList

indexOf

public int indexOf(Object object)

Specified by:

indexOf in interface List

Overrides:

indexOf in class ArrayList

lastIndexOf

public int lastIndexOf(Object object)

Specified by:

lastIndexOf in interface List

Overrides:

lastIndexOf in class ArrayList

subList

public List subList(int start,
           int end)

Specified by:

subList in interface List

Overrides:

subList in class ArrayList

contains

public boolean contains(Object object)

Specified by:

contains in interface Collection

Specified by:

contains in interface List

Overrides:

contains in class ArrayList

containsAll

public boolean containsAll(Collection collection)

Specified by:

containsAll in interface Collection

Specified by:

containsAll in interface List

Overrides:

containsAll in class AbstractCollection

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection

Specified by:

isEmpty in interface List

Overrides:

isEmpty in class ArrayList

size

public int size()

Specified by:

size in interface Collection

Specified by:

size in interface List

Overrides:

size in class ArrayList

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection

Specified by:

toArray in interface List

Overrides:

toArray in class ArrayList

toArray

public Object[] toArray(Object[] array)

Specified by:

toArray in interface Collection

Specified by:

toArray in interface List

Overrides:

toArray in class ArrayList

equals

public boolean equals(Object paramObject)

Specified by:

equals in interface Collection

Specified by:

equals in interface List

Overrides:

equals in class AbstractList

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection

Specified by:

hashCode in interface List

Overrides:

hashCode in class AbstractList

isDirectAccess

public boolean isDirectAccess()

Description copied from interface: DelayedProxy

Returns whether the caller has direct-call access to the proxied object. Direct access allows calls to be made on the object without triggering a load or proxy state tracking callbacks.

Specified by:

isDirectAccess in interface DelayedProxy

setDirectAccess

public void setDirectAccess(boolean direct)

Description copied from interface: DelayedProxy

Sets whether the caller has direct-call access to the proxied object. Direct access allows calls to be made on the object without triggering a load or proxy state tracking callbacks.

Specified by:

setDirectAccess in interface DelayedProxy

getBrokerFactory

public BrokerFactory getBrokerFactory()

load

public void load()

Description copied from interface: DelayedProxy

Load the proxy if it was delay-loaded.

Specified by:

load in interface DelayedProxy

getBroker

public Broker getBroker()

Description copied from interface: DelayedProxy

Get the broker that is used to service this proxy.

Specified by:

getBroker in interface DelayedProxy

closeBroker

public void closeBroker()

Description copied from interface: DelayedProxy

Close the broker that is used to service this proxy.

Specified by:

closeBroker in interface DelayedProxy

getOwnerStateManager

public OpenJPAStateManager getOwnerStateManager()

Description copied from interface: DelayedProxy

Returns the state manager of the owning instance.

Specified by:

getOwnerStateManager in interface DelayedProxy

isDetached

public boolean isDetached()

Description copied from interface: DelayedProxy

Returns whether the proxy is detached.

Specified by:

isDetached in interface DelayedProxy