blasd.apex.core.util

Class ApexTimeHelper

java.lang.Object

blasd.apex.core.util.ApexTimeHelper

public class ApexTimeHelper
extends Object

Some utility methods relative to time, typically for pretty-printing of performance

Author:

Benoit Lacelle

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	LOGGER
static AtomicLong	NB_LOG_FOR_OUTLIER
protected static long	NB_OCCURENCES_FOR_INFO How many times occurrences has to be captured before logging about an outlier?

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ApexTimeHelper()

Method Summary

Modifier and Type	Method and Description
static String	getNiceRate(long nbEntries, long time, TimeUnit timeUnit) Deprecated. use ApexLogHelper.getNiceRate
static Object	getNiceTimeInTransaction(long timeInMs) Deprecated. use ApexLogHelper.getNiceTime
static Object	getPercentage(long numerator, long denominator, int digits) Deprecated. use ApexLogHelper.getNicePercentage
static long	java8ToTime(LocalDateTime localDateTime)
static long	jodaToTime(org.joda.time.LocalDateTime localDateTime)
static boolean	updateOutlierDetectorStatistics(AtomicLong nb, AtomicLong max, long newValue, Object className, Object methodName, Object... more) This class enables logging of outlier detection, typically when a small operation takes more time than usual, or a result size is bigger

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static final org.slf4j.Logger LOGGER

NB_OCCURENCES_FOR_INFO

protected static final long NB_OCCURENCES_FOR_INFO

How many times occurrences has to be captured before logging about an outlier?

See Also:

Constant Field Values

NB_LOG_FOR_OUTLIER

public static final AtomicLong NB_LOG_FOR_OUTLIER

Constructor Detail

ApexTimeHelper

protected ApexTimeHelper()

Method Detail

getNiceTimeInTransaction

@Deprecated
public static Object getNiceTimeInTransaction(long timeInMs)

Deprecated. use ApexLogHelper.getNiceTime

getNiceRate

@Deprecated
public static String getNiceRate(long nbEntries,
                                             long time,
                                             TimeUnit timeUnit)

Deprecated. use ApexLogHelper.getNiceRate

getPercentage

@Deprecated
public static Object getPercentage(long numerator,
                                               long denominator,
                                               int digits)

Deprecated. use ApexLogHelper.getNicePercentage

updateOutlierDetectorStatistics

public static boolean updateOutlierDetectorStatistics(AtomicLong nb,
                                                      AtomicLong max,
                                                      long newValue,
                                                      Object className,
                                                      Object methodName,
                                                      Object... more)

This class enables logging of outlier detection, typically when a small operation takes more time than usual, or a result size is bigger

Returns:

true if maxTiming has been updated

jodaToTime

public static long jodaToTime(org.joda.time.LocalDateTime localDateTime)

Parameters:

localDateTime -

Returns:

the number of milliseconds since 1970

java8ToTime

public static long java8ToTime(LocalDateTime localDateTime)

Parameters:

localDateTime -

Returns:

the number of milliseconds since 1970