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State (JBoss/Common API) - JBoss 4.0.1 sp1 common API Documentation 英文版文档

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org.jboss.util.state
Class State

java.lang.Object
  org.jboss.util.state.State

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public class State

extends Object

The respresentation of a state in a state machine.

Version:

$Revision: 1.5 $

Author:

Scott.Stark@jboss.org

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Constructor Summary

State(String name)

State(String name, Map transitions)

 

Method Summary
void	addTransition(Transition transition)           Add a transition to the allowed transition map.
Object	getData()
String	getName()           Get the state name.
Transition	getTransition(String name)           Lookup an allowed transition given its name.
Map	getTransitions()           Get the Map of allowed transitions for this state.
boolean	isAcceptState()           An accept state is indicated by no transitions
void	setData(Object data)
String	toString()

 

Methods inherited from class java.lang.Object

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

 

Constructor Detail

State

public State(String name)

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State

public State(String name,
             Map transitions)

Method Detail

getName

public String getName()

Get the state name.

Returns:

the name of the state.

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getData

public Object getData()

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setData

public void setData(Object data)

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isAcceptState

public boolean isAcceptState()

An accept state is indicated by no transitions

Returns:

true if this is an accept state, false otherwise.

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addTransition

public void addTransition(Transition transition)

Add a transition to the allowed transition map.

Parameters:

transition -

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getTransition

public Transition getTransition(String name)

Lookup an allowed transition given its name.

Parameters:

name - - the name of a valid transition from this state.

Returns:

the valid transition if it exists, null otherwise.

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getTransitions

public Map getTransitions()

Get the Map of allowed transitions for this state.

Returns:

the allowed transitions map.

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toString

public String toString()

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