com.gargoylesoftware.base.objectstore
Class DispatchingObjectStore

java.lang.Object
  com.gargoylesoftware.base.objectstore.ObjectStore
      com.gargoylesoftware.base.objectstore.DispatchingObjectStore

public class DispatchingObjectStore

extends ObjectStore

An object store that just dispatches commands to other object stores

Version:

$Revision: 1.6 $

Author:

Mike Bowler

Constructor Summary

protected	DispatchingObjectStore(Map nameToResourceFactoryMap) Create an instance.
	DispatchingObjectStore(Map commandToStoreMap, Map nameToResourceFactoryMap) Create an instance

Method Summary

protected Object	executeImpl(ObjectStoreCommand command) Perform the dispatching.
protected ObjectStore	findStore(ObjectStoreCommand command) Find the ObjectStore for the specified command

Methods inherited from class com.gargoylesoftware.base.objectstore.ObjectStore

assertNotNull, execute, getResource, getResourceManager, handleError, handleException, releaseResource, setResourceFactoryMap, setResourceManager

Methods inherited from class java.lang.Object

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

Constructor Detail

DispatchingObjectStore

protected DispatchingObjectStore(Map nameToResourceFactoryMap)

Create an instance. If you use this constructor then you must override findStoreClass() since the dispatchMap has not been populated

Parameters:

nameToResourceFactoryMap - keys are names, values are the resource factory objects that are represented by the name. This map will be passed into any newly created ObjectStore's via the method setResourceFactoryMap()

DispatchingObjectStore

public DispatchingObjectStore(Map commandToStoreMap,
                              Map nameToResourceFactoryMap)

Create an instance

Parameters:

commandToStoreMap - A map containing command to store mappings. Keys and values must be class objects.

nameToResourceFactoryMap - keys are names, values are the resource factory objects that are represented by the name. This map will be passed into any newly created ObjectStore's via the method setResourceFactoryMap()

Method Detail

executeImpl

protected Object executeImpl(ObjectStoreCommand command)

Perform the dispatching.

Specified by:

executeImpl in class ObjectStore

Parameters:

command - The command to dispatch

Returns:

The result of the command after the other store has processed it

See Also:

ObjectStore.execute(ObjectStoreCommand)

findStore

protected ObjectStore findStore(ObjectStoreCommand command)
                         throws ObjectStoreCommandNotSupportedException,
                                ObjectStoreException

Find the ObjectStore for the specified command

Parameters:

command - The command for which we are finding the store

Returns:

The object store

Throws:

ObjectStoreCommandNotSupportedException - If we cannot find a store for the specified command

ObjectStoreException - if an error occurs when finding or creating an object store