org.apache.mina.statemachine.context
Class IoSessionStateContextLookup

java.lang.Object
  org.apache.mina.statemachine.context.AbstractStateContextLookup
      org.apache.mina.statemachine.context.IoSessionStateContextLookup

All Implemented Interfaces:

StateContextLookup

public class IoSessionStateContextLookup
extends AbstractStateContextLookup

MINA specific StateContextLookup which uses an IoSession attribute to store the StateContextLookup.

Version:

$Rev: 671827 $, $Date: 2008-06-26 10:49:48 +0200 (jeu, 26 jun 2008) $

Author:

The Apache MINA Project (dev@mina.apache.org)

Field Summary

static String

DEFAULT_SESSION_ATTRIBUTE_NAME The default name of the IoSession attribute used to store the StateContext object.

Constructor Summary

IoSessionStateContextLookup()
Creates a new instance using a DefaultStateContextFactory to create StateContext objects for new IoSessions.

IoSessionStateContextLookup(StateContextFactory contextFactory)
Creates a new instance using the specified StateContextFactory to create StateContext objects for new IoSessions.

IoSessionStateContextLookup(StateContextFactory contextFactory, String sessionAttributeName)
Creates a new instance using the specified StateContextFactory to create StateContext objects for new IoSessions.

IoSessionStateContextLookup(String sessionAttributeName)
Creates a new instance using a DefaultStateContextFactory to create StateContext objects for new IoSessions.

Method Summary

protected StateContext	lookup(Object eventArg) Extracts a StateContext from the specified event argument which is an instance of a class AbstractStateContextLookup.supports(Class) returns true for.
protected void	store(Object eventArg, StateContext context) Stores a new StateContext in the specified event argument which is an instance of a class AbstractStateContextLookup.supports(Class) returns true for.
protected boolean	supports(Class<?> c) Must return true for any Class that this StateContextLookup can use to store and lookup StateContext objects.

Methods inherited from class org.apache.mina.statemachine.context.AbstractStateContextLookup

lookup

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_SESSION_ATTRIBUTE_NAME

public static final String DEFAULT_SESSION_ATTRIBUTE_NAME

The default name of the IoSession attribute used to store the StateContext object.

Constructor Detail

IoSessionStateContextLookup

public IoSessionStateContextLookup()

Creates a new instance using a DefaultStateContextFactory to create StateContext objects for new IoSessions.

IoSessionStateContextLookup

public IoSessionStateContextLookup(String sessionAttributeName)

Creates a new instance using a DefaultStateContextFactory to create StateContext objects for new IoSessions.

Parameters:

sessionAttributeName - the name of the IoSession attribute used to store the StateContext object.

IoSessionStateContextLookup

public IoSessionStateContextLookup(StateContextFactory contextFactory)

Creates a new instance using the specified StateContextFactory to create StateContext objects for new IoSessions.

Parameters:

contextFactory - the StateContextFactory.

IoSessionStateContextLookup

public IoSessionStateContextLookup(StateContextFactory contextFactory,
                                   String sessionAttributeName)

Creates a new instance using the specified StateContextFactory to create StateContext objects for new IoSessions.

Parameters:

contextFactory - the StateContextFactory.

sessionAttributeName - the name of the IoSession attribute used to store the StateContext object.

Method Detail

lookup

protected StateContext lookup(Object eventArg)

Description copied from class: AbstractStateContextLookup

Extracts a StateContext from the specified event argument which is an instance of a class AbstractStateContextLookup.supports(Class) returns true for.

Specified by:

lookup in class AbstractStateContextLookup

Parameters:

eventArg - the event argument.

Returns:

the StateContext.

store

protected void store(Object eventArg,
                     StateContext context)

Description copied from class: AbstractStateContextLookup

Stores a new StateContext in the specified event argument which is an instance of a class AbstractStateContextLookup.supports(Class) returns true for.

Specified by:

store in class AbstractStateContextLookup

Parameters:

eventArg - the event argument.

context - the StateContext to be stored.

supports

protected boolean supports(Class<?> c)

Description copied from class: AbstractStateContextLookup

Must return true for any Class that this StateContextLookup can use to store and lookup StateContext objects.

Specified by:

supports in class AbstractStateContextLookup

Parameters:

c - the class.

Returns:

true or false.