public DescribeAlarmHistoryResult withAlarmHistoryItems(java.util.Collection<AlarmHistoryItem> alarmHistoryItems) {
        setAlarmHistoryItems(alarmHistoryItems);
        return this;
    }
<p>
The alarm histories, in JSON format.
</p>

@param alarmHistoryItems
       The alarm histories, in JSON format.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cloudwatch/src/main/java/com/amazonaws/services/cloudwatch/model/DescribeAlarmHistoryResult.java