How to use

getInstance

method

in

com.netflix.hystrix.strategy.metrics.HystrixMetricsPublisherDefault

/**
 * Retrieve instance of {@link HystrixMetricsPublisher} to use based on order of precedence as defined in {@link HystrixPlugins} class header.
 * <p>
 * Override default by using {@link #registerMetricsPublisher(HystrixMetricsPublisher)} or setting property (via Archaius): <code>hystrix.plugin.HystrixMetricsPublisher.implementation</code> with the full
 * classname to load.
 * 
 * @return {@link HystrixMetricsPublisher} implementation to use
 */
public HystrixMetricsPublisher getMetricsPublisher() {
  if (metricsPublisher.get() == null) {
    // check for an implementation from Archaius first
    Object impl = getPluginImplementation(HystrixMetricsPublisher.class);
    if (impl == null) {
      // nothing set via Archaius so initialize with default
      metricsPublisher.compareAndSet(null, HystrixMetricsPublisherDefault.getInstance());
      // we don't return from here but call get() again in case of thread-race so the winner will always get returned
    } else {
      // we received an implementation from Archaius so use it
      metricsPublisher.compareAndSet(null, (HystrixMetricsPublisher) impl);
    }
  }
  return metricsPublisher.get();
}

/**
 * Retrieve instance of {@link HystrixMetricsPublisher} to use based on order of precedence as defined in {@link HystrixPlugins} class header.
 * <p>
 * Override default by using {@link #registerMetricsPublisher(HystrixMetricsPublisher)} or setting property (via Archaius): <code>hystrix.plugin.HystrixMetricsPublisher.implementation</code> with the full
 * classname to load.
 * 
 * @return {@link HystrixMetricsPublisher} implementation to use
 */
public HystrixMetricsPublisher getMetricsPublisher() {
  if (metricsPublisher.get() == null) {
    // check for an implementation from Archaius first
    Object impl = getPluginImplementation(HystrixMetricsPublisher.class);
    if (impl == null) {
      // nothing set via Archaius so initialize with default
      metricsPublisher.compareAndSet(null, HystrixMetricsPublisherDefault.getInstance());
      // we don't return from here but call get() again in case of thread-race so the winner will always get returned
    } else {
      // we received an implementation from Archaius so use it
      metricsPublisher.compareAndSet(null, (HystrixMetricsPublisher) impl);
    }
  }
  return metricsPublisher.get();
}