org.apache.jackrabbit.jcr2spi
Class ItemCacheImpl

java.lang.Object
  org.apache.jackrabbit.jcr2spi.ItemCacheImpl

All Implemented Interfaces:

ItemCache, ItemLifeCycleListener, Dumpable

public class ItemCacheImpl
extends Object
implements ItemCache, Dumpable

ItemCacheImpl...

Method Summary

void	clear() Clear all entries in the ItemCache and free resources.
void	dump(PrintStream ps) Dumps the state of this instance in a human readable format for diagnostic purposes.
Item	getItem(ItemState state) Returns the cached Item that belongs to the given ItemState or null if the cache does not contain that Item.
void	itemCreated(Item item) Called when an Item instance has been created.
void	itemDestroyed(Item item) Called when an ItemImpl instance has been destroyed (i.e. it has been permanently rendered 'invalid').
void	itemInvalidated(Item item) Called when an Item instance has been invalidated (i.e. it has been temporarily rendered 'invalid').

Methods inherited from class java.lang.Object

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

Method Detail

getItem

public Item getItem(ItemState state)

Description copied from interface: ItemCache

Returns the cached Item that belongs to the given ItemState or null if the cache does not contain that Item.

Specified by:

getItem in interface ItemCache

Parameters:

state - State of the item that should be retrieved.

Returns:

The item reference stored in the corresponding cache entry or null if there's no corresponding cache entry.

See Also:

ItemCache.getItem(ItemState)

clear

public void clear()

Description copied from interface: ItemCache

Clear all entries in the ItemCache and free resources.

Specified by:

clear in interface ItemCache

See Also:

ItemCache.clear()

itemCreated

public void itemCreated(Item item)

Description copied from interface: ItemLifeCycleListener

Called when an Item instance has been created.

Specified by:

itemCreated in interface ItemLifeCycleListener

Parameters:

item - the instance which has been created

See Also:

ItemLifeCycleListener.itemCreated(Item)

itemInvalidated

public void itemInvalidated(Item item)

Description copied from interface: ItemLifeCycleListener

Called when an Item instance has been invalidated (i.e. it has been temporarily rendered 'invalid').

Note that most methods of Item, Node and Property will throw an InvalidItemStateException when called on an 'invalidated' item.

Specified by:

itemInvalidated in interface ItemLifeCycleListener

Parameters:

item - the instance which has been discarded

See Also:

ItemLifeCycleListener.itemInvalidated(Item)

itemDestroyed

public void itemDestroyed(Item item)

Description copied from interface: ItemLifeCycleListener

Called when an ItemImpl instance has been destroyed (i.e. it has been permanently rendered 'invalid').

Note that most Item, Node and Property methods will throw an InvalidItemStateException when called on a 'destroyed' item.

Specified by:

itemDestroyed in interface ItemLifeCycleListener

Parameters:

item - the instance which has been destroyed

See Also:

ItemLifeCycleListener.itemDestroyed(Item)

dump

public void dump(PrintStream ps)

Description copied from interface: Dumpable

Dumps the state of this instance in a human readable format for diagnostic purposes.

Specified by:

dump in interface Dumpable

Parameters:

ps - stream to dump state to

See Also:

Dumpable.dump(PrintStream)