Package jetbrains.buildServer.util.impl

Class TCLogStatistic

java.lang.Object

jetbrains.buildServer.util.impl.TCLogStatistic

public class TCLogStatistic
extends Object

Class for keeping up-to-date statistics from log4j appender Attention: singleton. Can be changed to a class with state

Method Summary

Modifier and Type	Method	Description
void	add(String appenderName, org.apache.logging.log4j.core.LogEvent event, String logFileName, org.apache.logging.log4j.core.Layout<? extends Serializable> layout)	Add event to statistics
List<String>	getCaptureErrorMessages()	Get last error message
Date	getLastErrorTime()	Get last error time
String	getLogFileName()	Get log file name with last error
IntervalStatistic	getStatistic()	Get actual statistic
static TCLogStatistic	init(org.apache.logging.log4j.core.LogEvent event, String appenderName, String logFileName, TimeService timeService, String periods)	Create a new instance if the instance is not created or change current instance or do nothing if the log level is low or do nothing if the appender is not being tracked
static boolean	isEnabledForEvent(org.apache.logging.log4j.core.LogEvent event)
static void	remove()
void	rollOver(String appenderName, String logFileName, int backupIndex)	Change the file name if log4j wants to rotate log files

Methods inherited from class java.lang.Object

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

Method Detail

init

@Nullable
public static TCLogStatistic init(@NotNull
                                  org.apache.logging.log4j.core.LogEvent event,
                                  @Nullable
                                  String appenderName,
                                  @Nullable
                                  String logFileName,
                                  @NotNull
                                  TimeService timeService,
                                  @Nullable
                                  String periods)

Create a new instance if the instance is not created or change current instance or do nothing if the log level is low or do nothing if the appender is not being tracked

Parameters:

event - log event with log level

appenderName - appender created event

logFileName - the file contains a event

timeService - time service, it will be used to obtain current time

periods - observed time intervals. configuration with ";" delimiter, like "10m; 1h; 1d; 30d; 1y"

Returns:

new or old instance

isEnabledForEvent

public static boolean isEnabledForEvent(@NotNull
                                        org.apache.logging.log4j.core.LogEvent event)

remove

public static void remove()

add

public void add(@Nullable
                String appenderName,
                @NotNull
                org.apache.logging.log4j.core.LogEvent event,
                @NotNull
                String logFileName,
                @Nullable
                org.apache.logging.log4j.core.Layout<? extends Serializable> layout)

Add event to statistics

Parameters:

appenderName - appender created event

event - new event

logFileName - log file name

layout -

getLogFileName

@Nullable
public String getLogFileName()

Get log file name with last error

Returns:

log file name with last error

getCaptureErrorMessages

@Nullable
public List<String> getCaptureErrorMessages()

Get last error message

Returns:

last error message

getStatistic

@NotNull
public IntervalStatistic getStatistic()

Get actual statistic

Returns:

actual statistic

getLastErrorTime

@Nullable
public Date getLastErrorTime()

Get last error time

Returns:

last error time

rollOver

public void rollOver(@Nullable
                     String appenderName,
                     @NotNull
                     String logFileName,
                     int backupIndex)

Change the file name if log4j wants to rotate log files

Parameters:

appenderName - rotated appender

logFileName - orig file name