Logger (Apache Log4j 2 2.17.2 API)

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

All Methods Static Methods Instance Methods Concrete Methods
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 Detail
- Logger
```
protected Logger(String name)
```

Method Detail

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)