org.hawkular.metrics.tasks

Class DateTimeService

java.lang.Object

org.hawkular.metrics.tasks.DateTimeService

public class DateTimeService
extends Object

Author:

jsanda

Constructor Summary

Constructors

Constructor and Description
DateTimeService()

Method Summary

Modifier and Type	Method and Description
org.joda.time.DateTime	current24HourTimeSlice() The 24 hour time slices are fix - 00:00 to 24:00.
org.joda.time.DateTime	currentHour()
org.joda.time.DateTime	get24HourTimeSlice(org.joda.time.DateTime time) This method determines the 24 hour time slice for the specified time and returns the start of that time slice.
org.joda.time.DateTime	getTimeSlice(org.joda.time.DateTime dt, org.joda.time.Duration duration)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DateTimeService

public DateTimeService()

Method Detail

currentHour

public org.joda.time.DateTime currentHour()

Returns:

A DateTime object rounded down to the start of the current hour. For example, if the current time is 17:21:09, then 17:00:00 is returned.

current24HourTimeSlice

public org.joda.time.DateTime current24HourTimeSlice()

The 24 hour time slices are fix - 00:00 to 24:00. This method determines the 24 hour time slice based on currentHour() and returns the start of the time slice.

Returns:

A DateTime object rounded down to the start of the current 24 hour time slice.

get24HourTimeSlice

public org.joda.time.DateTime get24HourTimeSlice(org.joda.time.DateTime time)

This method determines the 24 hour time slice for the specified time and returns the start of that time slice.

Parameters:

time - The DateTime to be rounded down

Returns:

A DateTime rounded down to the start of the 24 hour time slice in which the time parameter falls.

See Also:

current24HourTimeSlice()

getTimeSlice

public org.joda.time.DateTime getTimeSlice(org.joda.time.DateTime dt,
                                           org.joda.time.Duration duration)