net.sf.mmm.util.date.base

Class DurationUtilImpl

java.lang.Object

net.sf.mmm.util.date.base.DurationUtilImpl

All Implemented Interfaces:

DurationUtil

public class DurationUtilImpl
extends Object
implements DurationUtil

This is the implementation of DurationUtil.

Since:

4.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
private static DurationUtil	instance

Constructor Summary

Constructors

Constructor and Description
DurationUtilImpl() The constructor.

Method Summary

Modifier and Type	Method and Description
private void	appendSegment(StringBuilder buffer, long segment, boolean seconds)
private String	formatDuration(long duration, long unitPerSeconds)
String	formatMilliseconds(long millis) This method formats the given milliseconds as a human readable String.
String	formatNanoseconds(long nanos) This method formats the given nanoseconds as a human readable String.
String	formatSeconds(long seconds) This method formats the given seconds as a human readable String.
static DurationUtil	getInstance() This method gets the singleton instance of DurationUtil.

Methods inherited from class java.lang.Object

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

Field Detail

instance

private static DurationUtil instance

Constructor Detail

DurationUtilImpl

public DurationUtilImpl()

The constructor.

Method Detail

getInstance

public static DurationUtil getInstance()

This method gets the singleton instance of DurationUtil.
ATTENTION:
Please read Cdi.GET_INSTANCE before using.

Returns:

the singleton instance.

formatNanoseconds

public String formatNanoseconds(long nanos)

Description copied from interface: DurationUtil

This method formats the given nanoseconds as a human readable String.

nanos	formatNanoseconds(nanos)
1	"0.000000001"
61000000000	"1:01"
7141123456789"	"1:59:01.123456789"
1234567890123456"	"14D06:47:07.890123456"

Specified by:

formatNanoseconds in interface DurationUtil

Parameters:

nanos - is a duration in nanoseconds.

Returns:

a human readable duration.

formatMilliseconds

public String formatMilliseconds(long millis)

Description copied from interface: DurationUtil

This method formats the given milliseconds as a human readable String.

millis	formatMilliseconds(millis)
1	"0.001"
61000	"1:01"
7141123"	"1:59:01.123"
1234567890"	"14D06:47:07.890"

Specified by:

formatMilliseconds in interface DurationUtil

Parameters:

millis - is a duration in milliseconds.

Returns:

a human readable duration.

formatSeconds

public String formatSeconds(long seconds)

Description copied from interface: DurationUtil

This method formats the given seconds as a human readable String.

seconds	formatSeconds(seconds)
1	"1"
61	"1:01"
7141"	"1:59:01"
1234567"	"14D06:56:07"

Specified by:

formatSeconds in interface DurationUtil

Parameters:

seconds - is a duration in seconds.

Returns:

a human readable duration.

formatDuration

private String formatDuration(long duration,
                              long unitPerSeconds)

Parameters:

duration - is the duration to format.

unitPerSeconds - is the number of units per second (duration/unitsPerSecond is the duration in seconds).

Returns:

the formatted duration.

appendSegment

private void appendSegment(StringBuilder buffer,
                           long segment,
                           boolean seconds)

Parameters:

buffer - is the StringBuilder to append to.

segment - is the segment to append (hours, minutes, or seconds).

seconds - - true if segment are seconds, false otherwise.