org.epics.pvmanager.test

Class CountDownPVReaderListener

java.lang.Object

org.epics.pvmanager.test.CountDownPVReaderListener

All Implemented Interfaces:

PVReaderListener<Object>

public class CountDownPVReaderListener
extends Object
implements PVReaderListener<Object>

Read listener to wait that a certain number of notifications.

Author:

carcassi

Constructor Summary

Constructors

Constructor and Description
CountDownPVReaderListener(int count)
CountDownPVReaderListener(int count, int mask)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	await(org.epics.util.time.TimeDuration duration) Waits that the listener count goes to zero.
int	getCount() Current count.
PVReaderEvent<Object>	getEvent()
void	pvChanged(PVReaderEvent<Object> event) Notified when the value of the PV has changed.
void	resetCount(int count) Changes the count back to count.

Methods inherited from class java.lang.Object

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

Constructor Detail

CountDownPVReaderListener

public CountDownPVReaderListener(int count)

CountDownPVReaderListener

public CountDownPVReaderListener(int count,
                         int mask)

Method Detail

pvChanged

public void pvChanged(PVReaderEvent<Object> event)

Description copied from interface: PVReaderListener

Notified when the value of the PV has changed.

Specified by:

pvChanged in interface PVReaderListener<Object>

Parameters:

event - the reader event

resetCount

public void resetCount(int count)

Changes the count back to count.

Parameters:

count - new value for count

getCount

public int getCount()

Current count.

Returns:

current count

await

public boolean await(org.epics.util.time.TimeDuration duration)
              throws InterruptedException

Waits that the listener count goes to zero.

Parameters:

duration - time to wait

Returns:

false if count didn't go to zero

Throws:

InterruptedException

getEvent

public PVReaderEvent<Object> getEvent()