umich.cac.queryengine
Class DateUtil

java.lang.Object
  umich.cac.queryengine.DateUtil

public final class DateUtil

extends java.lang.Object

Manipulate dates to various formats.

Version:

$Header: /cvsroot/pbsaccounting/pbsaccounting/darkslide/doc/javadoc/umich/cac/queryengine/DateUtil.html,v 1.3 2003/12/18 17:16:08 rodmach Exp $

Author:

rmach@umich.edu

Field Summary

static int	NUM_SECONDS_IN_DAY Number of seconds in a day
static java.text.SimpleDateFormat	xsdDatetime Format parser for xsd:datetime string

Constructor Summary

DateUtil()

Method Summary

static long	convertToEpoch(java.util.Date date) Convert the data object represented by date to the number of seconds since the EPOCH
static long	parseDateTime(java.lang.String datetime) Parse xsd:dateTime string and return number of seconds since EPOCH
static long	parseDuration(java.lang.String duration) Parse xsd:duration string and return total number of seconds
static long	parseSeconds(java.lang.String result) Convert a String in the format HH:MM:SS to the total number of seconds represented by that String, so 00:01:00 would return 60, as one minute is 60 seconds.

Methods inherited from class java.lang.Object

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

Field Detail

NUM_SECONDS_IN_DAY

public static int NUM_SECONDS_IN_DAY

Number of seconds in a day

xsdDatetime

public static java.text.SimpleDateFormat xsdDatetime

Format parser for xsd:datetime string

Constructor Detail

DateUtil

public DateUtil()

Method Detail

convertToEpoch

public static long convertToEpoch(java.util.Date date)

Convert the data object represented by date to the number of seconds since the EPOCH

Parameters:

date - The data object representing the data

Returns:

the number of seconds since the EPOCH

parseSeconds

public static long parseSeconds(java.lang.String result)

Convert a String in the format HH:MM:SS to the total number of seconds represented by that String, so 00:01:00 would return 60, as one minute is 60 seconds.

Parameters:

result - a String in the format HH:MM:SS

Returns:

total number of seconds represented by the String.

parseDuration

public static long parseDuration(java.lang.String duration)

Parse xsd:duration string and return total number of seconds

Parameters:

duration - The duration in XML Schema xsd:duration format

Returns:

number of second represented by duration

parseDateTime

public static long parseDateTime(java.lang.String datetime)

Parse xsd:dateTime string and return number of seconds since EPOCH

Parameters:

datetime - XML Schema xsd:dateTime format

Returns:

number of seconds since EPOCH represented by the String in xsd:dateTime format