@Override
public void setValue(DeviceAttribute value) throws Exception {
if (attributeName == null) throw new NullPointerException("Cannot read attribute " + null);
tangoProxy.write_attribute(value); // Does not block for spec motors!
// TODO Talk to Andy about blocking until setValue has completed? Spec does not...
// For now we check value
// FIXME
// START BODGE WARNING
try {
Thread.sleep(50); // Fudge incase tango is not blocking properly again.
} catch (Exception ignored) {
}
try {
double current = getValue().extractDouble();
double required = value.extractDouble();
double tolerance = 0.001; // That does not really work!!
int total = 0;
while (current > (required + tolerance) || current < (required - tolerance)) {
if (total > 5000) {
logger.error("TIMEOUT: Cannot set motor value " + getUri() + " synchronously!");
return;
}
try {
Thread.sleep(200);
} catch (Exception ne) {
break;
}
total += 200;
current = getValue().extractDouble();
}
} catch (Exception ignored) {
return;
}
// END BODGE WARNING
}
