@Override
public Object call() throws Exception {
long start = System.currentTimeMillis();
Exception exception = null;
try {
observer.snapshot(timestamp);
return null;
} catch (Exception e) {
exception = e;
return null;
} finally {
long stop = System.currentTimeMillis();
long duration = stop - start;
StringBuilder sb = new StringBuilder();
sb.append("snapshot for service [")
.append(serviceConfig.getName())
.append("] observer [")
.append(observer.getName())
.append("]: time=")
.append((stop - start))
.append(" ms");
if (exception == null) {
sb.append("; result was ok");
// only print out good case if > step
if (duration >= serviceConfig.getStepMillis()) {
logger.warn("{} but exceeded stepMillis", sb);
}
} else {
sb.append("; exception: ").append(exception.getMessage());
logger.warn("{}", sb);
logger.warn("", exception);
}
}
}
