// inject this
private final MetricFactory metricFactory;

public MyBean(final MetricFactory metricFactory) {
  this.metricFactory = metricFactory;
}

// Use the factory to create metrics objects like Timer or Counter:

final Timer timer = metricFactory.createTimer(componentName, methodName);
final TimerContext timerContext = timer.time();

try{
     // do some stuff
finally {
     timerContext.stop();
}