@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    NamedTaskUpdateEvent that = (NamedTaskUpdateEvent) o;
    return Objects.equals(id, that.id) &&
        Objects.equals(requestId, that.requestId) &&
        Objects.equals(hostName, that.hostName) &&
        Objects.equals(endTime, that.endTime) &&
        status == that.status &&
        Objects.equals(errorLog, that.errorLog) &&
        Objects.equals(outLog, that.outLog) &&
        Objects.equals(stderr, that.stderr) &&
        Objects.equals(stdout, that.stdout) &&
        Objects.equals(structuredOut, that.structuredOut);
  }
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ambari-server/src/main/java/org/apache/ambari/server/events/NamedTaskUpdateEvent.java