com.antelmann.sql
Class MySQLLog

java.lang.Object
  com.mysql.jdbc.log.StandardLogger
      com.antelmann.sql.MySQLLog

All Implemented Interfaces:

LoggerProvider, com.mysql.jdbc.Extension, com.mysql.jdbc.log.Log, com.mysql.jdbc.profiler.ProfilerEventHandler

@ThirdParty(value="com.mysql.jdbc")
public class MySQLLog
extends com.mysql.jdbc.log.StandardLogger
implements com.mysql.jdbc.profiler.ProfilerEventHandler, LoggerProvider

a custom way to trace a MySQL flexibly over this' frameworks logging mechanism.

Since:

16.08.2015, 01:56:09

Author:

holger

See Also:

consumeEvent(ProfilerEvent), MySQLHelper.configureLogger(Connector, Class), Connection.getLog(), MySQLHelper.configureProfiler(Connector, Class), MySQLHelper.getProfileEventHandler(java.sql.Connection)

Field Summary

static Level	LEVEL_EXECUTE
static Level	LEVEL_FETCH
static Level	LEVEL_OBJECT_CREATION
static Level	LEVEL_PREPARE
static Level	LEVEL_QUERY
static Level	LEVEL_SLOW_QUERY
static Level	LEVEL_WARN
static PatternExtractor<LogEntry,com.mysql.jdbc.profiler.ProfilerEvent>	PROFILER_EXTRACTOR

Constructor Summary

MySQLLog()
constructor for the use as ProfilerEventHandler

MySQLLog(String name)
constructor for the use as Log

Method Summary

void	consumeEvent(com.mysql.jdbc.profiler.ProfilerEvent evt)
void	destroy()
protected Level	determineLevel(com.mysql.jdbc.profiler.ProfilerEvent ev)
protected Object[]	determineParams(com.mysql.jdbc.profiler.ProfilerEvent evt)
DataMap<String>	getDataMap() by default, this DataMap is not filled by the logged events.
Logger	getLogger() acess to the (non-null) Logger suitable for logging entries in the context of this instance
void	init(com.mysql.jdbc.Connection conn, Properties props)
boolean	isEnableDataMap()
protected void	logInternal(int level, Object msg, Throwable exception)
protected void	logInternalStandard(int level, Object msg, Throwable exception) allows access to the super implementation of logInternal(int, Object, Throwable) in subclasses
static void	logStackTraceOnQuery(Connection con, File logFile, Filter<com.mysql.jdbc.profiler.ProfilerEvent> filter)
void	setDataLimit(int limit)
void	setEnableDataMap(boolean enableDataMap)

Methods inherited from class com.mysql.jdbc.log.StandardLogger

dropBuffer, getBuffer, isDebugEnabled, isErrorEnabled, isFatalEnabled, isInfoEnabled, isTraceEnabled, isWarnEnabled, logDebug, logDebug, logError, logError, logFatal, logFatal, logInfo, logInfo, logTrace, logTrace, logWarn, logWarn, startLoggingToBuffer

Methods inherited from class java.lang.Object

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

Field Detail

PROFILER_EXTRACTOR

public static final PatternExtractor<LogEntry,com.mysql.jdbc.profiler.ProfilerEvent> PROFILER_EXTRACTOR

LEVEL_WARN

public static final Level LEVEL_WARN

LEVEL_OBJECT_CREATION

public static final Level LEVEL_OBJECT_CREATION

LEVEL_SLOW_QUERY

public static final Level LEVEL_SLOW_QUERY

LEVEL_EXECUTE

public static final Level LEVEL_EXECUTE

LEVEL_QUERY

public static final Level LEVEL_QUERY

LEVEL_FETCH

public static final Level LEVEL_FETCH

LEVEL_PREPARE

public static final Level LEVEL_PREPARE

Constructor Detail

MySQLLog

public MySQLLog()

constructor for the use as ProfilerEventHandler

MySQLLog

public MySQLLog(String name)

constructor for the use as Log

Method Detail

getLogger

public Logger getLogger()

Description copied from interface: LoggerProvider

acess to the (non-null) Logger suitable for logging entries in the context of this instance

Specified by:

getLogger in interface LoggerProvider

isEnableDataMap

public boolean isEnableDataMap()

setEnableDataMap

public void setEnableDataMap(boolean enableDataMap)

setDataLimit

public void setDataLimit(int limit)

See Also:

DataPoint.SUM_COMPARATOR, UniversalComparator.reverse(java.util.Comparator), DataMap.limitSize(int, java.util.Comparator)

getDataMap

public DataMap<String> getDataMap()

by default, this DataMap is not filled by the logged events.

See Also:

setEnableDataMap(boolean)

logInternal

protected void logInternal(int level,
                           Object msg,
                           Throwable exception)

Overrides:

logInternal in class com.mysql.jdbc.log.StandardLogger

logInternalStandard

protected void logInternalStandard(int level,
                                   Object msg,
                                   Throwable exception)

allows access to the super implementation of logInternal(int, Object, Throwable) in subclasses

init

public void init(com.mysql.jdbc.Connection conn,
                 Properties props)
          throws SQLException

Specified by:

init in interface com.mysql.jdbc.Extension

Throws:

SQLException

destroy

public void destroy()

Specified by:

destroy in interface com.mysql.jdbc.Extension

consumeEvent

public void consumeEvent(com.mysql.jdbc.profiler.ProfilerEvent evt)

Specified by:

consumeEvent in interface com.mysql.jdbc.profiler.ProfilerEventHandler

determineParams

protected Object[] determineParams(com.mysql.jdbc.profiler.ProfilerEvent evt)

determineLevel

protected Level determineLevel(com.mysql.jdbc.profiler.ProfilerEvent ev)

logStackTraceOnQuery

public static void logStackTraceOnQuery(Connection con,
                                        File logFile,
                                        Filter<com.mysql.jdbc.profiler.ProfilerEvent> filter)
                                 throws SQLException,
                                        IOException

Throws:

SQLException

IOException