org.apache.tapestry.engine.state
Class StateObjectManagerImpl

java.lang.Object
  org.apache.tapestry.engine.state.StateObjectManagerImpl

All Implemented Interfaces:

StateObjectManager

public class StateObjectManagerImpl
extends Object
implements StateObjectManager

Since:

4.0

Author:

Howard M. Lewis Ship

Constructor Summary

StateObjectManagerImpl(String name, StateObjectFactory factory, StateObjectPersistenceManager persistenceManager)

Method Summary

boolean	exists() Returns true if the application state object exists (i.e., a value has been stored).
Object	get() Gets or creates the application state object.
void	store(Object stateObject) Stores (if necessary) the object back into persistent storage.

Methods inherited from class java.lang.Object

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

Constructor Detail

StateObjectManagerImpl

public StateObjectManagerImpl(String name,
                              StateObjectFactory factory,
                              StateObjectPersistenceManager persistenceManager)

Method Detail

exists

public boolean exists()

Description copied from interface: StateObjectManager

Returns true if the application state object exists (i.e., a value has been stored).

Specified by:

exists in interface StateObjectManager

get

public Object get()

Description copied from interface: StateObjectManager

Gets or creates the application state object.

Specified by:

get in interface StateObjectManager

store

public void store(Object stateObject)

Description copied from interface: StateObjectManager

Stores (if necessary) the object back into persistent storage. This is not application to all storage scopes.

Specified by:

store in interface StateObjectManager

Parameters:

stateObject - the application state object previously obtained from StateObjectManager.get().