org.springframework.statemachine.support

Class DefaultStateContext<S,E>

java.lang.Object

org.springframework.statemachine.support.DefaultStateContext<S,E>

All Implemented Interfaces:

StateContext<S,E>

public class DefaultStateContext<S,E>
extends java.lang.Object
implements StateContext<S,E>

Constructor Summary

Constructors

Constructor and Description
DefaultStateContext(E event, org.springframework.messaging.MessageHeaders messageHeaders, ExtendedState extendedState, Transition<S,E> transition, StateMachine<S,E> stateMachine)

Method Summary

Modifier and Type	Method and Description
E	getEvent() Gets the event associated with a context.
ExtendedState	getExtendedState() Gets the state machine extended state.
java.lang.Object	getMessageHeader(java.lang.Object header) Gets the message header.
org.springframework.messaging.MessageHeaders	getMessageHeaders() Gets the event message headers.
StateMachine<S,E>	getStateMachine() Gets the state machine.
Transition<S,E>	getTransition() Gets the transition.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultStateContext

public DefaultStateContext(E event,
                           org.springframework.messaging.MessageHeaders messageHeaders,
                           ExtendedState extendedState,
                           Transition<S,E> transition,
                           StateMachine<S,E> stateMachine)

Method Detail

getEvent

public E getEvent()

Description copied from interface: StateContext

Gets the event associated with a context. Event may be null if transition is not triggered by a signal.

Specified by:

getEvent in interface StateContext<S,E>

Returns:

the event

getMessageHeaders

public org.springframework.messaging.MessageHeaders getMessageHeaders()

Description copied from interface: StateContext

Gets the event message headers.

Specified by:

getMessageHeaders in interface StateContext<S,E>

Returns:

the event message headers

getMessageHeader

public java.lang.Object getMessageHeader(java.lang.Object header)

Description copied from interface: StateContext

Gets the message header. If header is not a String object's Object.toString() method is used to resolve a key name.

Specified by:

getMessageHeader in interface StateContext<S,E>

Parameters:

header - the header

Returns:

the message header

getExtendedState

public ExtendedState getExtendedState()

Description copied from interface: StateContext

Gets the state machine extended state.

Specified by:

getExtendedState in interface StateContext<S,E>

Returns:

the state machine extended state

getTransition

public Transition<S,E> getTransition()

Description copied from interface: StateContext

Gets the transition.

Specified by:

getTransition in interface StateContext<S,E>

Returns:

the transition

getStateMachine

public StateMachine<S,E> getStateMachine()

Description copied from interface: StateContext

Gets the state machine.

Specified by:

getStateMachine in interface StateContext<S,E>

Returns:

the state machine