com.nt.udc.util.state

Class RuntimeState

java.lang.Object

com.nt.udc.util.state.RuntimeState

public class RuntimeState
extends java.lang.Object

This class maintains the state of a given Object from a set of pre-defined states.

Constructor Summary

Constructors

Constructor and Description
RuntimeState() Constructs the RuntimeState in UNKNOWN state.
RuntimeState(State initState) Constructs the RuntimeState in the given state.

Method Summary

Modifier and Type	Method and Description
boolean	equals(State compareState) Used to compare this RuntimeState Object with a State Object.
State	getState() Returns the state of the Object.
void	setState(State newState) Sets the state of the Object.
java.lang.String	toString() Returns the String representation of the current state.
void	waitUntil(State waitState) Causes the current Thread to wait until the current state equals the "waitState".
void	waitWhile(State waitState) Causes the current Thread to wait while the current state equals the "waitState".

Methods inherited from class java.lang.Object

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

Constructor Detail

RuntimeState

public RuntimeState()

Constructs the RuntimeState in UNKNOWN state.

RuntimeState

public RuntimeState(State initState)

Constructs the RuntimeState in the given state.

Parameters:

initState - Initial state of the Object.

Method Detail

setState

public void setState(State newState)

Sets the state of the Object.

Parameters:

newState - New Object State

getState

public State getState()

Returns the state of the Object.

Returns:

State of the Object

equals

public boolean equals(State compareState)

Used to compare this RuntimeState Object with a State Object.

Parameters:

compareState - State to check for equality.

Returns:

true, if states are equal

waitUntil

public void waitUntil(State waitState)
               throws java.lang.InterruptedException

Causes the current Thread to wait until the current state equals the "waitState".

Parameters:

waitState - State to wait until.

Throws:

java.lang.InterruptedException

waitWhile

public void waitWhile(State waitState)
               throws java.lang.InterruptedException

Causes the current Thread to wait while the current state equals the "waitState".

Parameters:

waitState - State to wait during.

Throws:

java.lang.InterruptedException

toString

public java.lang.String toString()

Returns the String representation of the current state.

Overrides:

toString in class java.lang.Object