/** set a new channel whose limits we wish to monitor */
public void setChannel(final Channel channel) {
synchronized (this) {
if (_lowerChannel != null) {
_lowerChannel.removeConnectionListener(this);
if (_lowerMonitor != null) {
_lowerMonitor.clear();
_lowerMonitor = null;
}
}
final String lowerLimitPV = channel.channelName() + ".LOPR";
_lowerChannel = ChannelFactory.defaultFactory().getChannel(lowerLimitPV);
_lowerChannel.addConnectionListener(this);
_lowerChannel.requestConnection();
if (_upperChannel != null) {
_upperChannel.removeConnectionListener(this);
if (_upperMonitor != null) {
_upperMonitor.clear();
_upperMonitor = null;
}
}
final String upperLimitPV = channel.channelName() + ".HOPR";
_upperChannel = ChannelFactory.defaultFactory().getChannel(upperLimitPV);
_upperChannel.addConnectionListener(this);
_upperChannel.requestConnection();
}
}
private synchronized void saveHOMStates() {
ch1 = new Channel[rfCavs.size()];
ch2 = new Channel[rfCavs.size()];
hom0States = new int[rfCavs.size()];
hom1States = new int[rfCavs.size()];
ChannelFactory cf = ChannelFactory.defaultFactory();
Iterator<SCLCavity> it = rfCavs.iterator();
int i = 0;
while (it.hasNext()) {
// get HOM monitor states
String cavName = ((AcceleratorNode) it.next()).getId();
String chName0 = cavName.replaceAll("RF:Cav", "LLRF:HPM").concat(":HBADC0_Ctl");
String chName1 = cavName.replaceAll("RF:Cav", "LLRF:HPM").concat(":HBADC1_Ctl");
ch1[i] = cf.getChannel(chName0);
ch2[i] = cf.getChannel(chName1);
try {
hom0States[i] = Integer.parseInt(ch1[i].getValueRecord().stringValue());
hom1States[i] = Integer.parseInt(ch2[i].getValueRecord().stringValue());
} catch (ConnectionException ce) {
System.out.println("Cannot connect to a channel!");
} catch (GetException ge) {
System.out.println("Cannot get a channel value!");
}
i++;
}
finished1 = true;
this.notify();
}