Package com.linkedin.alpini.base.monitoring

Class NullCallTracker

java.lang.Object

com.linkedin.alpini.base.monitoring.NullCallTracker

All Implemented Interfaces:

CallTracker

public final class NullCallTracker
extends java.lang.Object
implements CallTracker

Created by acurtis on 3/30/17.

Nested Class Summary

Nested classes/interfaces inherited from interface com.linkedin.alpini.base.monitoring.CallTracker

CallTracker.CallStats

Field Summary

Fields

Modifier and Type	Field	Description
static CallTracker	INSTANCE

Fields inherited from interface com.linkedin.alpini.base.monitoring.CallTracker

GENERIC_EXCEPTION

Constructor Summary

Constructors

Constructor	Description
NullCallTracker()

Method Summary

Modifier and Type	Method	Description
double[]	getAverageConcurrency()
CallTracker.CallStats	getCallStats()
long	getCurrentCallCountTotal()
int	getCurrentConcurrency()
long	getCurrentErrorCountTotal()
long	getCurrentStartCountTotal()
long[]	getErrorCount()
int[]	getErrorFrequency()
long	getLastResetTime()
int[]	getMaxConcurrency()
long[]	getStartCount()
int[]	getStartFrequency()
long	getTimeSinceLastStartCall()
void	reset()
CallCompletion	startCall(long startTimeNanos)
void	trackCall(long duration, java.util.concurrent.TimeUnit timeUnit)
void	trackCallWithError(long duration, java.util.concurrent.TimeUnit timeUnit, java.lang.Throwable throwable)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.linkedin.alpini.base.monitoring.CallTracker

startCall, trackCall, trackCallWithError, trackCallWithError, trackCallWithError

Field Detail

INSTANCE

public static final CallTracker INSTANCE

Constructor Detail

NullCallTracker

public NullCallTracker()

Method Detail

startCall

@Nonnull
public CallCompletion startCall(@Nonnegative
                                long startTimeNanos)

Specified by:

startCall in interface CallTracker

trackCall

public void trackCall(long duration,
                      @Nonnull
                      java.util.concurrent.TimeUnit timeUnit)

Specified by:

trackCall in interface CallTracker

trackCallWithError

public void trackCallWithError(long duration,
                               @Nonnull
                               java.util.concurrent.TimeUnit timeUnit,
                               java.lang.Throwable throwable)

Specified by:

trackCallWithError in interface CallTracker

getCurrentStartCountTotal

public long getCurrentStartCountTotal()

Specified by:

getCurrentStartCountTotal in interface CallTracker

getCurrentCallCountTotal

public long getCurrentCallCountTotal()

Specified by:

getCurrentCallCountTotal in interface CallTracker

getCurrentErrorCountTotal

public long getCurrentErrorCountTotal()

Specified by:

getCurrentErrorCountTotal in interface CallTracker

getCurrentConcurrency

public int getCurrentConcurrency()

Specified by:

getCurrentConcurrency in interface CallTracker

getAverageConcurrency

@Nonnull
public double[] getAverageConcurrency()

Specified by:

getAverageConcurrency in interface CallTracker

getMaxConcurrency

@Nonnull
public int[] getMaxConcurrency()

Specified by:

getMaxConcurrency in interface CallTracker

getStartFrequency

@Nonnull
public int[] getStartFrequency()

Specified by:

getStartFrequency in interface CallTracker

getStartCount

@Nonnull
public long[] getStartCount()

Specified by:

getStartCount in interface CallTracker

getErrorFrequency

@Nonnull
public int[] getErrorFrequency()

Specified by:

getErrorFrequency in interface CallTracker

getErrorCount

@Nonnull
public long[] getErrorCount()

Specified by:

getErrorCount in interface CallTracker

getCallStats

@Nonnull
public CallTracker.CallStats getCallStats()

Specified by:

getCallStats in interface CallTracker

reset

public void reset()

Specified by:

reset in interface CallTracker

getLastResetTime

public long getLastResetTime()

Specified by:

getLastResetTime in interface CallTracker

getTimeSinceLastStartCall

public long getTimeSinceLastStartCall()

Specified by:

getTimeSinceLastStartCall in interface CallTracker