com.opensymphony.provider.log
Class NullLogProvider

java.lang.Object
  com.opensymphony.provider.log.NullLogProvider

All Implemented Interfaces:

LogProvider, Provider

public class NullLogProvider

extends Object

implements LogProvider

LogProvider implementation that does not log any messages anywhere. Can be used for efficiency, although DefaultLogProvider is recommended.

Version:

$Revision: 1.1.1.1 $

Author:

Joe Walnes

See Also:

LogProvider, Logger

Field Summary

Fields inherited from interface com.opensymphony.provider.LogProvider

DEBUG, ERROR, FATAL, INFO, WARN

Constructor Summary

NullLogProvider()

Method Summary

void	destroy() Shutdown Provider.
Object	getContext(String name) Get object representing context of logger.
void	init() Startup Provider.
boolean	isEnabled(Object context, int level) Check whether logging is enabled for particular context/level combination.
void	log(Object context, int level, Object msg, Throwable throwable) Log a message.

Methods inherited from class java.lang.Object

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

Constructor Detail

NullLogProvider

public NullLogProvider()

Method Detail

getContext

public Object getContext(String name)

Description copied from interface: LogProvider

Get object representing context of logger. (For example with Log4J, Category). This object is not used anywhere, except when it is passed back to the log() or isEnabled() methods.

Specified by:

getContext in interface LogProvider

isEnabled

public boolean isEnabled(Object context,
                         int level)

Description copied from interface: LogProvider

Check whether logging is enabled for particular context/level combination.

Specified by:

isEnabled in interface LogProvider

destroy

public void destroy()

Description copied from interface: Provider

Shutdown Provider.

Specified by:

destroy in interface Provider

init

public void init()
          throws ProviderConfigurationException

Description copied from interface: Provider

Startup Provider.

Specified by:

init in interface Provider

Throws:

ProviderConfigurationException - thrown if error in startup or configuration.

log

public void log(Object context,
                int level,
                Object msg,
                Throwable throwable)

Description copied from interface: LogProvider

Log a message.

Specified by:

log in interface LogProvider