@InterfaceAudience.Private
  @Override
  public String toString() {
    return "ScheduledChore name=" + getName() + ", period=" + getPeriod() + ", unit="
      + getTimeUnit();
  }
A summation of this chore in human readable format. Downstream users should not presume parsing
of this string can relaibly be done between versions. Instead, they should rely on the public
accessor methods to get the information they desire.
hbase-common/src/main/java/org/apache/hadoop/hbase/ScheduledChore.java