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.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	DEFAULT_SESSION_ATTRIBUTE_NAME The default name of the IoSession attribute used to store the StateContext object.
private java.lang.String	sessionAttributeName

Constructor Summary

Constructors

Constructor and Description
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, java.lang.String sessionAttributeName) Creates a new instance using the specified StateContextFactory to create StateContext objects for new IoSessions.
IoSessionStateContextLookup(java.lang.String sessionAttributeName) Creates a new instance using a DefaultStateContextFactory to create StateContext objects for new IoSessions.

Method Summary

Modifier and Type	Method and Description
protected StateContext	lookup(java.lang.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(java.lang.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(java.lang.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 java.lang.String DEFAULT_SESSION_ATTRIBUTE_NAME

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

sessionAttributeName

private final java.lang.String sessionAttributeName

Constructor Detail

IoSessionStateContextLookup

public IoSessionStateContextLookup()

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

IoSessionStateContextLookup

public IoSessionStateContextLookup(java.lang.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,
                                   java.lang.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(java.lang.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(java.lang.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(java.lang.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.