Package jetbrains.buildServer.serverSide.impl.serverStatistics

Class StoredMaxPeriodical

java.lang.Object

jetbrains.buildServer.serverSide.impl.serverStatistics.StoredMaxPeriodical

All Implemented Interfaces:

MaxPeriodical<Long>

public class StoredMaxPeriodical
extends Object
implements MaxPeriodical<Long>

Created by Andrey Titov on 1/30/17. A maximum periodical metric storing old values in the database.

Nested Class Summary

Nested classes/interfaces inherited from interface jetbrains.buildServer.serverSide.impl.serverStatistics.MaxPeriodical

MaxPeriodical.Data<T extends Comparable<T>>

Constructor Summary

Constructors

Constructor	Description
StoredMaxPeriodical(long timestamp, long minValue, ServerStatisticsStorage serverStatisticsStorage, ServerStatisticsStorage.Key key)

Method Summary

Modifier and Type	Method	Description
long	getLastUpdateTime()
Long	getMinValue()
Long	peek()
MaxPeriodical.Data<Long>	peek(long timestamp)
List<MaxPeriodical.Data<Long>>	peek(long since, long till)
void	persist(long timestamp)
MaxPeriodical.Data<Long>	reset(long timestamp)	Sets current maximum to minimal value (see MaxPeriodical.getMinValue()) and start new period
boolean	update(Long currentValue, long timestamp)	Updates current maximum if provided value is greater than current MaxPeriodical.peek() and if provided timestamp is not less than MaxPeriodical.getLastUpdateTime()

Methods inherited from class java.lang.Object

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

Constructor Detail

StoredMaxPeriodical

public StoredMaxPeriodical(long timestamp,
                           long minValue,
                           @NotNull
                           ServerStatisticsStorage serverStatisticsStorage,
                           @NotNull
                           ServerStatisticsStorage.Key key)

Method Detail

reset

public MaxPeriodical.Data<Long> reset(long timestamp)

Description copied from interface: MaxPeriodical

Sets current maximum to minimal value (see MaxPeriodical.getMinValue()) and start new period

Specified by:

reset in interface MaxPeriodical<Long>

Returns:

persist

public void persist(long timestamp)

update

public boolean update(@NotNull
                      Long currentValue,
                      long timestamp)

Description copied from interface: MaxPeriodical

Updates current maximum if provided value is greater than current MaxPeriodical.peek() and if provided timestamp is not less than MaxPeriodical.getLastUpdateTime()

Specified by:

update in interface MaxPeriodical<Long>

Parameters:

currentValue - value to set

timestamp - current timestamp

Returns:

true if current maximum was updated

getMinValue

@NotNull
public Long getMinValue()

Specified by:

getMinValue in interface MaxPeriodical<Long>

Returns:

minimal value of this metric

peek

@NotNull
public List<MaxPeriodical.Data<Long>> peek(long since,
                                           long till)

Specified by:

peek in interface MaxPeriodical<Long>

Parameters:

since - start of the range

till - end of the range

Returns:

A list of available maximums. Empty list if the range is not available.

peek

@NotNull
public Long peek()

Specified by:

peek in interface MaxPeriodical<Long>

Returns:

current maximum

peek

@NotNull
public MaxPeriodical.Data<Long> peek(long timestamp)

Specified by:

peek in interface MaxPeriodical<Long>

Returns:

current maximum with range data (since last reset till passed timestamp)

getLastUpdateTime

public long getLastUpdateTime()

Specified by:

getLastUpdateTime in interface MaxPeriodical<Long>

Returns:

timestamp of last update