Uses of Class
org.apache.log4j.Logger

Packages that use Logger

Package	Description
org.apache.log4j	Log4j 1.x compatibility layer.
org.apache.log4j.jmx	This package lets you manage log4j settings using JMX.
org.apache.log4j.spi	Log4j 1.x compatibility layer.
org.apache.log4j.varia

Uses of Logger in org.apache.log4j

Fields in org.apache.log4j declared as Logger

Modifier and Type	Field	Description
(package private) Logger	Hierarchy.root

Fields in org.apache.log4j with type parameters of type Logger

Modifier and Type	Field	Description
private static java.util.WeakHashMap<LoggerContext,java.util.concurrent.ConcurrentMap<java.lang.String,Logger>>	Hierarchy.CONTEXT_MAP

Methods in org.apache.log4j that return Logger

Modifier and Type	Method	Description
static Logger	Category.exists(java.lang.String name)	Deprecated. Please use LogManager.exists(String) instead.
Logger	Hierarchy.exists(java.lang.String name)	Tests if the named logger exists in the hierarchy.
(package private) Logger	Hierarchy.exists(java.lang.String name, java.lang.ClassLoader classLoader)
(package private) Logger	Hierarchy.exists(java.lang.String name, LoggerContext loggerContext)
static Logger	LogManager.exists(java.lang.String name)	Tests if a logger for the given name exists.
(package private) static Logger	LogManager.exists(java.lang.String name, java.lang.ClassLoader classLoader)
private Logger	Hierarchy.getInstance(LoggerContext context, java.lang.String name)
private Logger	Hierarchy.getInstance(LoggerContext context, java.lang.String name, Hierarchy.PrivateLoggerAdapter factory)
private Logger	Hierarchy.getInstance(LoggerContext context, java.lang.String name, LoggerFactory factory)
Logger	Hierarchy.getLogger(java.lang.String name)	Gets a new logger instance named as the first parameter using the default factory.
(package private) Logger	Hierarchy.getLogger(java.lang.String name, java.lang.ClassLoader classLoader)
Logger	Hierarchy.getLogger(java.lang.String name, LoggerFactory factory)	Gets a new logger instance named as the first parameter using factory.
(package private) Logger	Hierarchy.getLogger(java.lang.String name, LoggerFactory factory, java.lang.ClassLoader classLoader)
static Logger	Logger.getLogger(java.lang.Class<?> clazz)
static Logger	Logger.getLogger(java.lang.String name)
static Logger	Logger.getLogger(java.lang.String name, LoggerFactory factory)
static Logger	LogManager.getLogger(java.lang.Class<?> clazz)	Gets the logger for the given class.
static Logger	LogManager.getLogger(java.lang.String name)	Gets the logger for the given name.
(package private) static Logger	LogManager.getLogger(java.lang.String name, java.lang.ClassLoader classLoader)
static Logger	LogManager.getLogger(java.lang.String name, LoggerFactory factory)
(package private) static Logger	LogManager.getLogger(java.lang.String name, LoggerFactory factory, java.lang.ClassLoader classLoader)
Logger	Hierarchy.getRootLogger()	Gets the root of this hierarchy.
(package private) Logger	Hierarchy.getRootLogger(java.lang.ClassLoader classLoader)
static Logger	Logger.getRootLogger()
static Logger	LogManager.getRootLogger()	Gets the root logger.
(package private) static Logger	LogManager.getRootLogger(java.lang.ClassLoader classLoader)
Logger	DefaultCategoryFactory.makeNewLoggerInstance(java.lang.String name)
protected Logger	Hierarchy.PrivateLoggerAdapter.newLogger(java.lang.String name, LoggerContext context)

Methods in org.apache.log4j that return types with arguments of type Logger

Modifier and Type	Method	Description
(package private) static java.util.concurrent.ConcurrentMap<java.lang.String,Logger>	Hierarchy.getLoggersMap(LoggerContext context)

Methods in org.apache.log4j with parameters of type Logger

Modifier and Type	Method	Description
(package private) void	PropertyConfigurator.parseAdditivityForLogger(java.util.Properties properties, Logger logger, java.lang.String loggerName)	Parse the additivity option for a non-root category.
(package private) void	PropertyConfigurator.parseCategory(java.util.Properties properties, Logger logger, java.lang.String optionKey, java.lang.String loggerName, java.lang.String value)	This method must work for the root category as well.
void	AppenderSkeleton.NoOpErrorHandler.setLogger(Logger logger)

Constructors in org.apache.log4j with parameters of type Logger

Constructor	Description
Hierarchy(Logger root)	Creates a new logger hierarchy.
ProvisionNode(Logger logger)

Uses of Logger in org.apache.log4j.jmx

Fields in org.apache.log4j.jmx declared as Logger

Modifier and Type	Field	Description
private static Logger	AppenderDynamicMBean.cat
private static Logger	LayoutDynamicMBean.cat
private static Logger	LoggerDynamicMBean.cat
(package private) static Logger	Agent.log	Deprecated.
private static Logger	HierarchyDynamicMBean.log
private Logger	LoggerDynamicMBean.logger

Methods in org.apache.log4j.jmx that return Logger

Modifier and Type	Method	Description
protected abstract Logger	AbstractDynamicMBean.getLogger()
protected Logger	AppenderDynamicMBean.getLogger()
protected Logger	HierarchyDynamicMBean.getLogger()
protected Logger	LayoutDynamicMBean.getLogger()
protected Logger	LoggerDynamicMBean.getLogger()

Methods in org.apache.log4j.jmx with parameters of type Logger

Modifier and Type	Method	Description
(package private) javax.management.ObjectName	HierarchyDynamicMBean.addLoggerMBean(Logger logger)

Constructors in org.apache.log4j.jmx with parameters of type Logger

Constructor	Description
LoggerDynamicMBean(Logger logger)

Uses of Logger in org.apache.log4j.spi

Subclasses of Logger in org.apache.log4j.spi

Modifier and Type	Class	Description
class	NOPLogger	No-operation implementation of Logger used by NOPLoggerRepository.
class	RootLogger	RootLogger sits at the top of the logger hierarchy.

Methods in org.apache.log4j.spi that return Logger

Modifier and Type	Method	Description
Logger	LoggerRepository.exists(java.lang.String name)
Logger	NOPLoggerRepository.exists(java.lang.String name)
Logger	LoggerRepository.getLogger(java.lang.String name)
Logger	LoggerRepository.getLogger(java.lang.String name, LoggerFactory factory)
Logger	NOPLoggerRepository.getLogger(java.lang.String name)
Logger	NOPLoggerRepository.getLogger(java.lang.String name, LoggerFactory factory)
Logger	LoggerRepository.getRootLogger()
Logger	NOPLoggerRepository.getRootLogger()
Logger	LoggerFactory.makeNewLoggerInstance(java.lang.String name)

Methods in org.apache.log4j.spi with parameters of type Logger

Modifier and Type	Method	Description
void	ErrorHandler.setLogger(Logger logger)	Add a reference to a logger to which the failing appender might be attached to.

Uses of Logger in org.apache.log4j.varia

Methods in org.apache.log4j.varia with parameters of type Logger

Modifier and Type	Method	Description
void	FallbackErrorHandler.setLogger(Logger logger)	Adds the logger passed as parameter to the list of loggers that we need to search for in case of appender failure.