com.alee.managers.log

Class Log

java.lang.Object

com.alee.managers.log.Log

public class Log
extends java.lang.Object

Base logging class which can be used anywhere to log messages and exceptions.

Field Summary

Fields

Modifier and Type	Field and Description
protected static boolean	debugEnabled Whether debug messages are enabled or not.
protected static boolean	initialized Whether Log is initialized or not.
protected static java.util.Map<java.lang.Class,org.slf4j.Logger>	loggers Loggers cache.
protected static java.util.Map<java.lang.Class,java.lang.Boolean>	loggingEnabled Logging enabled/disabled conditions.
protected static java.lang.Object	logLock Logger synchronization lock object.
protected static LogPrefixSupplier	prefixSupplier Custom log messages prefix supplier.

Constructor Summary

Constructors

Constructor and Description
Log()

Method Summary

Modifier and Type	Method and Description
static void	debug(java.lang.Object logFor, java.lang.String message, java.lang.Object... data) Writes specified information message into log.
static void	debug(java.lang.String message, java.lang.Object... data) Writes specified information message into log.
static void	disableLogging(java.lang.Object object) Disables logging for the specified class type.
static void	enableLogging(java.lang.Object object) Enables logging for the specified class type.
static void	error(java.lang.Object logFor, java.lang.String message) Writes specified exception message into log.
static void	error(java.lang.Object logFor, java.lang.String message, java.lang.Throwable throwable) Writes specified exception message into log.
static void	error(java.lang.Object logFor, java.lang.Throwable throwable) Writes specified exception into log.
static void	error(java.lang.String message) Writes specified exception message into log.
static void	error(java.lang.String message, java.lang.Throwable throwable) Writes specified exception message into log.
static void	error(java.lang.Throwable throwable) Writes specified exception into log.
static org.slf4j.Logger	get() Returns logger for the requesting class.
static org.slf4j.Logger	getLogger() Returns logger for the requesting class.
static org.slf4j.Logger	getLogger(java.lang.Object object) Returns logger for the specified class type.
static java.lang.String	getPrefix(LogMessageType type, java.lang.String message) Returns prefix for specific log message.
static java.lang.String	getPrefix(LogMessageType type, java.lang.String message, java.lang.Throwable throwable) Returns prefix for specific log message.
static LogPrefixSupplier	getPrefixSupplier() Returns custom log prefix supplier.
static void	info(java.lang.Object logFor, java.lang.String message, java.lang.Object... data) Writes specified information message into log.
static void	info(java.lang.String message, java.lang.Object... data) Writes specified information message into log.
static void	initialize() Initializes SettingsManager.
static boolean	isDebugEnabled() Returns whether debug messages are enabled or not.
static boolean	isLoggingEnabled(java.lang.Object object) Returns whether logging for the specified class type is enabled or not.
static void	setDebugEnabled(boolean debugEnabled) Sets whether debug messages are enabled or not.
static void	setLoggingEnabled(java.lang.Object object, boolean enabled) Sets whether logging for the specified class type is enabled or not.
static void	setPrefixSupplier(LogPrefixSupplier supplier) Sets custom log prefix supplier
static void	warn(java.lang.Object logFor, java.lang.String message) Writes specified warning message into log.
static void	warn(java.lang.Object logFor, java.lang.String message, java.lang.Throwable throwable) Writes specified warning message into log.
static void	warn(java.lang.String message) Writes specified warning message into log.
static void	warn(java.lang.String message, java.lang.Throwable throwable) Writes specified warning message into log.

Methods inherited from class java.lang.Object

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

Field Detail

loggers

protected static final java.util.Map<java.lang.Class,org.slf4j.Logger> loggers

Loggers cache.

loggingEnabled

protected static final java.util.Map<java.lang.Class,java.lang.Boolean> loggingEnabled

Logging enabled/disabled conditions.

logLock

protected static final java.lang.Object logLock

Logger synchronization lock object.

debugEnabled

protected static boolean debugEnabled

Whether debug messages are enabled or not.

prefixSupplier

protected static LogPrefixSupplier prefixSupplier

Custom log messages prefix supplier.

initialized

protected static boolean initialized

Whether Log is initialized or not.

Constructor Detail

Log

public Log()

Method Detail

initialize

public static void initialize()

Initializes SettingsManager.

isDebugEnabled

public static boolean isDebugEnabled()

Returns whether debug messages are enabled or not.

Returns:

true if debug messages are enabled, false otherwise

setDebugEnabled

public static void setDebugEnabled(boolean debugEnabled)

Sets whether debug messages are enabled or not.

Parameters:

debugEnabled - whether debug messages are enabled or not

getPrefixSupplier

public static LogPrefixSupplier getPrefixSupplier()

Returns custom log prefix supplier.

Returns:

custom log prefix supplier

setPrefixSupplier

public static void setPrefixSupplier(LogPrefixSupplier supplier)

Sets custom log prefix supplier

Parameters:

supplier - custom log prefix supplier

info

public static void info(java.lang.String message,
                        java.lang.Object... data)

Writes specified information message into log.

Parameters:

message - information message

data - formatting data

info

public static void info(java.lang.Object logFor,
                        java.lang.String message,
                        java.lang.Object... data)

Writes specified information message into log.

Parameters:

logFor - where to log message is attached

message - information message

data - formatting data

debug

public static void debug(java.lang.String message,
                         java.lang.Object... data)

Writes specified information message into log.

Parameters:

message - debugEnabled message

data - formatting data

debug

public static void debug(java.lang.Object logFor,
                         java.lang.String message,
                         java.lang.Object... data)

Writes specified information message into log.

Parameters:

logFor - where to log message is attached

message - debugEnabled message

data - formatting data

warn

public static void warn(java.lang.String message)

Writes specified warning message into log.

Parameters:

message - warning message

warn

public static void warn(java.lang.Object logFor,
                        java.lang.String message)

Writes specified warning message into log.

Parameters:

logFor - where to log message is attached

message - warning message

warn

public static void warn(java.lang.String message,
                        java.lang.Throwable throwable)

Writes specified warning message into log.

Parameters:

message - warning message

throwable - exception

warn

public static void warn(java.lang.Object logFor,
                        java.lang.String message,
                        java.lang.Throwable throwable)

Writes specified warning message into log.

Parameters:

logFor - where to log message is attached

message - warning message

throwable - exception

error

public static void error(java.lang.Throwable throwable)

Writes specified exception into log.

Parameters:

throwable - exception

error

public static void error(java.lang.Object logFor,
                         java.lang.Throwable throwable)

Writes specified exception into log.

Parameters:

logFor - where to log message is attached

throwable - exception

error

public static void error(java.lang.String message,
                         java.lang.Throwable throwable)

Writes specified exception message into log.

Parameters:

message - exception message

throwable - exception

error

public static void error(java.lang.Object logFor,
                         java.lang.String message,
                         java.lang.Throwable throwable)

Writes specified exception message into log.

Parameters:

logFor - where to log message is attached

message - exception message

throwable - exception

error

public static void error(java.lang.String message)

Writes specified exception message into log.

Parameters:

message - exception message

error

public static void error(java.lang.Object logFor,
                         java.lang.String message)

Writes specified exception message into log.

Parameters:

logFor - where to log message is attached

message - exception message

getPrefix

public static java.lang.String getPrefix(LogMessageType type,
                                         java.lang.String message)

Returns prefix for specific log message.

Parameters:

type - message type

message - message

Returns:

prefix for specific log message

getPrefix

public static java.lang.String getPrefix(LogMessageType type,
                                         java.lang.String message,
                                         java.lang.Throwable throwable)

Returns prefix for specific log message.

Parameters:

type - message type

message - message

throwable - exception

Returns:

prefix for specific log message

get

public static org.slf4j.Logger get()

Returns logger for the requesting class.

Returns:

logger for the requesting class

getLogger

public static org.slf4j.Logger getLogger()

Returns logger for the requesting class.

Returns:

logger for the requesting class

getLogger

public static org.slf4j.Logger getLogger(java.lang.Object object)

Returns logger for the specified class type.

Parameters:

object - class type or object type

Returns:

logger for the specified class type

disableLogging

public static void disableLogging(java.lang.Object object)

Disables logging for the specified class type.

Parameters:

object - class type or object type

enableLogging

public static void enableLogging(java.lang.Object object)

Enables logging for the specified class type.

Parameters:

object - class type or object type

setLoggingEnabled

public static void setLoggingEnabled(java.lang.Object object,
                                     boolean enabled)

Sets whether logging for the specified class type is enabled or not.

Parameters:

object - class type or object type

enabled - whether logging is enabled or not

isLoggingEnabled

public static boolean isLoggingEnabled(java.lang.Object object)

Returns whether logging for the specified class type is enabled or not.

Parameters:

object - class type or object type

Returns:

true if logging for the specified class type is enabled, false otherwise