Package gda.px.sampleChanger

Class JActorSampleChanger.InterlockMonitor

java.lang.Object

gda.px.sampleChanger.JActorSampleChanger.InterlockMonitor

All Implemented Interfaces:

gda.observable.IObserver, gov.aps.jca.event.MonitorListener, EventListener

Enclosing class:

JActorSampleChanger

protected class JActorSampleChanger.InterlockMonitor
extends Object
implements gov.aps.jca.event.MonitorListener, gda.observable.IObserver

Observes the pss and records details of the latest changed

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	InterlockMonitor(String pvName, JActorSampleChanger sc)

Method Summary

Modifier and Type	Method	Description
boolean	firstOperationSinceInterlock()
String	getLatestValue()
void	monitorChanged(gov.aps.jca.event.MonitorEvent arg0)
void	update(Object theObserved, Object changeCode)

Methods inherited from class java.lang.Object

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

Constructor Details

InterlockMonitor

protected InterlockMonitor(String pvName,
 JActorSampleChanger sc)

Method Details

monitorChanged

public void monitorChanged(gov.aps.jca.event.MonitorEvent arg0)

Specified by:

monitorChanged in interface gov.aps.jca.event.MonitorListener

See Also:

• MonitorListener.monitorChanged(gov.aps.jca.event.MonitorEvent)

getLatestValue

public String getLatestValue()

Returns:

string of the latest value of the monitored pv

update

public void update(Object theObserved,
 Object changeCode)

Specified by:

update in interface gda.observable.IObserver

Parameters:

theObserved -

changeCode -

firstOperationSinceInterlock

public boolean firstOperationSinceInterlock()

Returns:

true if the interlock is on and no dewar operation by the sample changer has been done since then