org.apache.avalon.excalibur.logger
Class Log4JLoggerManager

java.lang.Object
  |
  +--org.apache.avalon.excalibur.logger.Log4JLoggerManager
All Implemented Interfaces:
LogEnabled, LoggerManager
Direct Known Subclasses:
Log4JConfLoggerManager

public class Log4JLoggerManager
extends Object
implements LoggerManager, LogEnabled

Log4JLoggerManager implementation. This is the interface used to get instances of a Logger for your system. This manager does not set up the categories--it leaves that as an excercise for Log4J's construction.

Since:
4.1
Version:
CVS $Revision: 1.10 $ $Date: 2003/02/25 16:28:24 $
Author:
Berin Loritsch

Field Summary
 
Fields inherited from interface org.apache.avalon.excalibur.logger.LoggerManager
ROLE
 
Constructor Summary
Log4JLoggerManager()
          Creates a new DefaultLog4JManager.
Log4JLoggerManager(org.apache.log4j.spi.LoggerRepository hierarchy)
          Creates a new DefaultLog4JManager with an existing Hierarchy.
Log4JLoggerManager(String prefix)
          Creates a new DefaultLog4JManager using specified logger name as root logger.
Log4JLoggerManager(String prefix, org.apache.log4j.spi.LoggerRepository hierarchy)
          Creates a new DefaultLog4JManager with an existing Hierarchy using specified logger name as root logger.
Log4JLoggerManager(String prefix, org.apache.log4j.spi.LoggerRepository hierarchy, Logger defaultLogger)
          Creates a new DefaultLog4JManager with an existing Hierarchy using specified logger name as root logger.
Log4JLoggerManager(String prefix, org.apache.log4j.spi.LoggerRepository hierarchy, Logger defaultLogger, Logger logger)
          Creates a new DefaultLog4JManager with an existing Hierarchy using specified logger name as root logger.
 
Method Summary
 void enableLogging(Logger logger)
          Provide a logger.
 Logger getDefaultLogger()
          Return the default Logger.
 Logger getLoggerForCategory(String categoryName)
          Retrieves a Logger from a category name.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Log4JLoggerManager

public Log4JLoggerManager()
Creates a new DefaultLog4JManager. It will use a new Hierarchy.


Log4JLoggerManager

public Log4JLoggerManager(org.apache.log4j.spi.LoggerRepository hierarchy)
Creates a new DefaultLog4JManager with an existing Hierarchy.


Log4JLoggerManager

public Log4JLoggerManager(String prefix)
Creates a new DefaultLog4JManager using specified logger name as root logger.


Log4JLoggerManager

public Log4JLoggerManager(String prefix,
                          org.apache.log4j.spi.LoggerRepository hierarchy)
Creates a new DefaultLog4JManager with an existing Hierarchy using specified logger name as root logger.


Log4JLoggerManager

public Log4JLoggerManager(String prefix,
                          org.apache.log4j.spi.LoggerRepository hierarchy,
                          Logger defaultLogger)
Creates a new DefaultLog4JManager with an existing Hierarchy using specified logger name as root logger.


Log4JLoggerManager

public Log4JLoggerManager(String prefix,
                          org.apache.log4j.spi.LoggerRepository hierarchy,
                          Logger defaultLogger,
                          Logger logger)
Creates a new DefaultLog4JManager with an existing Hierarchy using specified logger name as root logger.

Method Detail

enableLogging

public void enableLogging(Logger logger)
Provide a logger.

Specified by:
enableLogging in interface LogEnabled
Parameters:
logger - the logger

getLoggerForCategory

public final Logger getLoggerForCategory(String categoryName)
Retrieves a Logger from a category name. Usually the category name refers to a configuration attribute name. If this Log4JManager does not have the match the default Logger will be returned and a warning is issued.

Specified by:
getLoggerForCategory in interface LoggerManager
Parameters:
categoryName - The category name of a configured Logger.
Returns:
the Logger.

getDefaultLogger

public final Logger getDefaultLogger()
Description copied from interface: LoggerManager
Return the default Logger. This is basically the same as getting the Logger for the "" category.

Specified by:
getDefaultLogger in interface LoggerManager


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