code: public DescribeAlarmsRequest withAlarmNames(String... alarmNames) {
          if (this.alarmNames == null) {
              setAlarmNames(new com.amazonaws.internal.SdkInternalList<String>(alarmNames.length));
          }
          for (String ele : alarmNames) {
              this.alarmNames.add(ele);
          }
          return this;
      }
docs: <p>
  The names of the alarms.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setAlarmNames(java.util.Collection)} or {@link #withAlarmNames(java.util.Collection)} if you want to
  override the existing values.
  </p>
  
  @param alarmNames
  The names of the alarms.
  @return Returns a reference to this object so that method calls can be chained together.