public String getLatestText() {
    return latestText;
  }
Gets the latest text for this alert.  History will not get a new record on
update when the state is the same, but the text may be changed.  For example,
CPU utilization includes the usage in the text and should be available.
ambari-server/src/main/java/org/apache/ambari/server/orm/entities/AlertCurrentEntity.java