Uses of Class
org.apache.log4j.Category

Packages that use Category

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

Uses of Category in org.apache.log4j

Subclasses of Category in org.apache.log4j

Modifier and Type	Class	Description
class	Logger

Fields in org.apache.log4j declared as Category

Modifier and Type	Field	Description
protected Category	Category.parent	The parent of this category.

Methods in org.apache.log4j that return Category

Modifier and Type	Method	Description
static Category	Category.getInstance(java.lang.Class clazz)
static Category	Category.getInstance(java.lang.String name)
Category	Category.getParent()
static Category	Category.getRoot()

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

Modifier and Type	Method	Description
void	Hierarchy.emitNoAppenderWarning(Category cat)
void	Hierarchy.fireAddAppenderEvent(Category logger, Appender appender)
(package private) void	Hierarchy.fireRemoveAppenderEvent(Category logger, Appender appender)

Uses of Category in org.apache.log4j.bridge

Methods in org.apache.log4j.bridge that return Category

Modifier and Type	Method	Description
Category	LogEventAdapter.getLogger()	Gets the logger of the event.

Uses of Category in org.apache.log4j.jmx

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

Modifier and Type	Method	Description
void	HierarchyDynamicMBean.addAppenderEvent(Category logger, Appender appender)
void	HierarchyDynamicMBean.removeAppenderEvent(Category cat, Appender appender)

Uses of Category in org.apache.log4j.spi

Subclasses of Category 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.

Fields in org.apache.log4j.spi declared as Category

Modifier and Type	Field	Description
private Category	ThrowableInformation.category

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

Modifier and Type	Method	Description
Category	LoggingEvent.getLogger()	Gets the logger of the event.

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

Modifier and Type	Method	Description
void	HierarchyEventListener.addAppenderEvent(Category cat, Appender appender)
void	LoggerRepository.emitNoAppenderWarning(Category cat)
void	NOPLoggerRepository.emitNoAppenderWarning(Category cat)
void	LoggerRepository.fireAddAppenderEvent(Category logger, Appender appender)
void	NOPLoggerRepository.fireAddAppenderEvent(Category logger, Appender appender)
void	HierarchyEventListener.removeAppenderEvent(Category cat, Appender appender)

Constructors in org.apache.log4j.spi with parameters of type Category

Constructor	Description
LoggingEvent(java.lang.String fqnOfCategoryClass, Category logger, long timeStamp, Level level, java.lang.Object message, java.lang.String threadName, ThrowableInformation throwable, java.lang.String ndc, LocationInfo info, java.util.Map properties)	Create new instance.
LoggingEvent(java.lang.String fqnOfCategoryClass, Category logger, long timeStamp, Priority level, java.lang.Object message, java.lang.Throwable throwable)	Instantiate a LoggingEvent from the supplied parameters.
LoggingEvent(java.lang.String fqnOfCategoryClass, Category logger, Priority level, java.lang.Object message, java.lang.Throwable throwable)	Instantiate a LoggingEvent from the supplied parameters.
ThrowableInformation(java.lang.Throwable throwable, Category category)	Constructs a new instance.