Package org.apache.log4j

Class Logger

java.lang.Object

org.apache.log4j.Category

org.apache.log4j.Logger

All Implemented Interfaces:

AppenderAttachable

Direct Known Subclasses:

NOPLogger, RootLogger

public class Logger
extends Category

Field Summary

Fields inherited from class org.apache.log4j.Category

additive, bundle, level, name, parent, repository

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Logger(String name)

Method Summary

Modifier and Type	Method	Description
static Logger	getLogger(Class<?> clazz)
static Logger	getLogger(String name)
static Logger	getLogger(String name, LoggerFactory factory)
static Logger	getRootLogger()
boolean	isTraceEnabled()
void	trace(Object message)
void	trace(Object message, Throwable t)

Methods inherited from class org.apache.log4j.Category

addAppender, assertLog, callAppenders, debug, debug, error, error, exists, fatal, fatal, forcedLog, getAdditivity, getAllAppenders, getAppender, getChainedPriority, getCurrentCategories, getDefaultHierarchy, getEffectiveLevel, getHierarchy, getInstance, getInstance, getLevel, getLoggerRepository, getName, getParent, getPriority, getResourceBundle, getRoot, info, info, isAttached, isDebugEnabled, isEnabledFor, isErrorEnabled, isFatalEnabled, isInfoEnabled, isWarnEnabled, l7dlog, l7dlog, log, log, log, removeAllAppenders, removeAppender, removeAppender, setAdditivity, setLevel, setPriority, setResourceBundle, shutdown, warn, warn

Methods inherited from class java.lang.Object

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

Constructor Details

Logger

protected Logger(String name)

Method Details

getLogger

public static Logger getLogger(Class<?> clazz)

getLogger

public static Logger getLogger(String name)

getLogger

public static Logger getLogger(String name,
 LoggerFactory factory)

getRootLogger

public static Logger getRootLogger()

isTraceEnabled

public boolean isTraceEnabled()

trace

public void trace(Object message)

trace

public void trace(Object message,
 Throwable t)