package com.example; import org.apache.http.HttpResponse; import org.apache.http.concurrent.FutureCallback; public class MetricPostCallback implements FutureCallback { public void completed(final HttpResponse response2) { System.out.println("metric ingest --> complete"); } public void failed(final Exception ex) { System.out.println("metric ingest --> failed "+ ex.getMessage()); } public void cancelled() { System.out.println("metric ingest --> cacelled"); } }