@Override
  public int hashCode() {
    int result = feedName != null ? feedName.hashCode() : 0;
    result = 31 * result + (id != null ? id.hashCode() : 0);
    result = 31 * result + (status != null ? status.hashCode() : 0);
    result = 31 * result + (startTime != null ? startTime.hashCode() : 0);
    result = 31 * result + (endTime != null ? endTime.hashCode() : 0);
    result = 31 * result + (details != null ? details.hashCode() : 0);
    result = 31 * result + (log != null ? log.hashCode() : 0);
    return result;
  }
Get the log.

@return the log
ambari-server/src/main/java/org/apache/ambari/server/controller/ivory/Instance.java