tools.gsf.time

Class NoopStopwatch

java.lang.Object

tools.gsf.time.NoopStopwatch

All Implemented Interfaces:

Stopwatch

public class NoopStopwatch
extends Object
implements Stopwatch

A timer that does nothing. Only available as a singleton.

Since:

2016-07-17

Author:

Tony Field

Field Summary

Fields

Modifier and Type	Field and Description
static Stopwatch	INSTANCE

Method Summary

Modifier and Type	Method and Description
void	elapsed(String message) Record the elapsed time since the stopwatch was started/restarted.
void	elapsed(String message, Object... arguments) Record the elapsed time since the stopwatch was started/restarted.
void	split(String message) Record time elapsed since the last interval measurement or since started/restarted.
void	split(String message, Object... arguments) Record time elapsed since the last interval measurement or since started/restarted.
void	start() Starts the stopwatch.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final Stopwatch INSTANCE

Method Detail

start

public void start()

Description copied from interface: Stopwatch

Starts the stopwatch. Must be called before taking a split or elapsed time.

Specified by:

start in interface Stopwatch

split

public void split(String message)

Description copied from interface: Stopwatch

Record time elapsed since the last interval measurement or since started/restarted. Resets the interval timer.

Specified by:

split in interface Stopwatch

Parameters:

message - message to record (typically a description of the functionality measured, like a component name.)

split

public void split(String message,
                  Object... arguments)

Description copied from interface: Stopwatch

Record time elapsed since the last interval measurement or since started/restarted. Resets the interval timer.

Specified by:

split in interface Stopwatch

Parameters:

message - message to record (typically a description of the functionality measured, like a component name.)

arguments - arguments to be substituted into the message. Parameterization operates as in slf4j: http://www.slf4j.org/faq.html#logging_performance

elapsed

public void elapsed(String message)

Description copied from interface: Stopwatch

Record the elapsed time since the stopwatch was started/restarted. Does not reset either the interval timer or the cumulative timer.

Specified by:

elapsed in interface Stopwatch

Parameters:

message - message to record (typically a description of the functionality measured, like a component name.)

elapsed

public void elapsed(String message,
                    Object... arguments)

Description copied from interface: Stopwatch

Record the elapsed time since the stopwatch was started/restarted. Does not reset either the interval timer or the cumulative timer.

Specified by:

elapsed in interface Stopwatch

Parameters:

message - message to record (typically a description of the functionality measured, like a component name.)

arguments - arguments to be substituted into the message. Parameterization operates as in slf4j: http://www.slf4j.org/faq.html#logging_performance