com.atlassian.instrumentation

Class SimpleCounter

java.lang.Object

com.atlassian.instrumentation.SimpleCounter

All Implemented Interfaces:

Counter, Instrument, Comparable<Instrument>

public class SimpleCounter
extends Object
implements Counter

This instrument is a counter designed for situations where thread safety is not required and hence does not have the overhead of a synchronized counter.

Since:

v1.10.0

Constructor Summary

Constructors

Constructor and Description
SimpleCounter(String name)

Method Summary

Modifier and Type	Method and Description
long	addAndGet(long delta) Adds the delta value to the current value and returns the new value.
int	compareTo(Instrument instrument)
String	getName()
long	getValue()
long	incrementAndGet() Returns the new value after one has been added to the Counter.

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleCounter

public SimpleCounter(String name)

Method Detail

incrementAndGet

public long incrementAndGet()

Description copied from interface: Counter

Returns the new value after one has been added to the Counter.

Specified by:

incrementAndGet in interface Counter

Returns:

the new value after one has been added to the previous value

addAndGet

public long addAndGet(long delta)

Description copied from interface: Counter

Adds the delta value to the current value and returns the new value. delta MUSt be >= 0. It can never be negative otherwise a IllegalArgumentException will be throw

Specified by:

addAndGet in interface Counter

Parameters:

delta - the value to add

Returns:

the new value after delta has been added to the current value

getName

public String getName()

Specified by:

getName in interface Instrument

Returns:

the name of the Instrument.

getValue

public long getValue()

Specified by:

getValue in interface Instrument

Returns:

returns the value of the monitored reading at the time the call was made

compareTo

public int compareTo(Instrument instrument)

Specified by:

compareTo in interface Comparable<Instrument>