org.apache.nutch.util

Class TimingUtil

java.lang.Object

org.apache.nutch.util.TimingUtil

public class TimingUtil
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static java.time.format.DateTimeFormatter	logDateFormat Formats dates for logging

Constructor Summary

Constructors

Constructor and Description
TimingUtil()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	elapsedTime(long start, long end) Calculate the elapsed time between two times specified in milliseconds.
static java.lang.String	logDateMillis(long millis) Convert epoch milliseconds (System.currentTimeMillis()) into date string (local time zone) used for logging
static java.lang.String	secondsToDaysHMS(long seconds) Show time in seconds as days, hours, minutes and seconds (d days, hh:mm:ss)
static java.lang.String	secondsToHMS(long seconds) Show time in seconds as hours, minutes and seconds (hh:mm:ss)

Methods inherited from class java.lang.Object

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

Field Detail

logDateFormat

public static java.time.format.DateTimeFormatter logDateFormat

Formats dates for logging

Constructor Detail

TimingUtil

public TimingUtil()

Method Detail

logDateMillis

public static java.lang.String logDateMillis(long millis)

Convert epoch milliseconds (System.currentTimeMillis()) into date string (local time zone) used for logging

elapsedTime

public static java.lang.String elapsedTime(long start,
                                           long end)

Calculate the elapsed time between two times specified in milliseconds.

Parameters:

start - The start of the time period

end - The end of the time period

Returns:

a string of the form "XhYmZs" when the elapsed time is X hours, Y minutes and Z seconds or null if start > end.

secondsToHMS

public static java.lang.String secondsToHMS(long seconds)

Show time in seconds as hours, minutes and seconds (hh:mm:ss)

Parameters:

seconds - (elapsed) time in seconds

Returns:

human readable time string "hh:mm:ss"

secondsToDaysHMS

public static java.lang.String secondsToDaysHMS(long seconds)

Show time in seconds as days, hours, minutes and seconds (d days, hh:mm:ss)

Parameters:

seconds - (elapsed) time in seconds

Returns:

human readable time string "d days, hh:mm:ss"