Package jmri.jmrit.logixng.implementation

Class ExecuteLock

java.lang.Object

jmri.jmrit.logixng.implementation.ExecuteLock

public class ExecuteLock
extends Object

Protect the DefaultConditionalNG.execute() method. That method may be called recursively from different threads.

Constructor Summary

Constructors

Constructor	Description
ExecuteLock()

Method Summary

Modifier and Type	Method	Description
boolean	loop()	Get the status of the lock during loop.
boolean	once()	Get the status of the lock.

Methods inherited from class java.lang.Object

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

Constructor Details

ExecuteLock

public ExecuteLock()

Method Details

once

public boolean once()

Get the status of the lock. If the call succeeds, the caller is responsible to loop while the method loop() returns true.

Returns:

true if the caller gets the lock.

loop

public boolean loop()

Get the status of the lock during loop. The caller is responsible to loop while the method returns true.

Returns:

true if the caller still has the lock.