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JBoss API: Class Logger

org.jboss.logging
Class Logger

java.lang.Object
  |
  +--org.jboss.logging.Logger

public class Logger
extends java.lang.Object

A custom log4j Category wrapper that adds a trace level priority and only exposes the relevent factory and logging methods.

Version:
$Revision: 1.8.4.1 $
Author:
Scott.Stark@jboss.org
See Also:
isTraceEnabled(), trace(Object message), trace(Object, Throwable)

Constructor Summary
protected Logger(java.lang.String name)
          Creates new JBossCategory with the given category name.
 
Method Summary
 void debug(java.lang.Object message)
          Issue a log msg with a priority of DEBUG.
 void debug(java.lang.Object message, java.lang.Throwable t)
          Issue a log msg and throwable with a priority of DEBUG.
 void error(java.lang.Object message)
          Issue a log msg with a priority of ERROR.
 void error(java.lang.Object message, java.lang.Throwable t)
          Issue a log msg and throwable with a priority of ERROR.
 void fatal(java.lang.Object message)
          Issue a log msg with a priority of FATAL.
 void fatal(java.lang.Object message, java.lang.Throwable t)
          Issue a log msg and throwable with a priority of FATAL.
 org.apache.log4j.Category getCategory()
           
static Logger getLogger(java.lang.Class clazz)
          Create a Logger instance given the category class.
static Logger getLogger(java.lang.String name)
          Create a Logger instance given the category name.
 void info(java.lang.Object message)
          Issue a log msg with a priority of INFO.
 void info(java.lang.Object message, java.lang.Throwable t)
          Issue a log msg and throwable with a priority of INFO.
 boolean isDebugEnabled()
          Check to see if the TRACE priority is enabled for this category.
 boolean isInfoEnabled()
          Check to see if the INFO priority is enabled for this category.
 boolean isTraceEnabled()
          Check to see if the TRACE priority is enabled for this category.
 void log(org.apache.log4j.Priority p, java.lang.Object message)
          Issue a log msg with the given priority.
 void log(org.apache.log4j.Priority p, java.lang.Object message, java.lang.Throwable t)
          Issue a log msg with the given priority.
 void trace(java.lang.Object message)
          Issue a log msg with a priority of TRACE.
 void trace(java.lang.Object message, java.lang.Throwable t)
          Issue a log msg and throwable with a priority of TRACE.
 void warn(java.lang.Object message)
          Issue a log msg with a priority of WARN.
 void warn(java.lang.Object message, java.lang.Throwable t)
          Issue a log msg and throwable with a priority of WARN.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Logger

protected Logger(java.lang.String name)
Creates new JBossCategory with the given category name.
Parameters:
name, - the category name.
Method Detail

getLogger

public static Logger getLogger(java.lang.String name)
Create a Logger instance given the category name.
Parameters:
name, - the category name

getLogger

public static Logger getLogger(java.lang.Class clazz)
Create a Logger instance given the category class. This simply calls create(clazz.getName()).
Parameters:
clazz, - the Class whose name will be used as the category name

getCategory

public org.apache.log4j.Category getCategory()

isTraceEnabled

public boolean isTraceEnabled()
Check to see if the TRACE priority is enabled for this category.
Returns:
true if a #trace(String) method invocation would pass the msg to the configured appenders, false otherwise.

trace

public void trace(java.lang.Object message)
Issue a log msg with a priority of TRACE. Invokes log.log(TracePriority.TRACE, message);

trace

public void trace(java.lang.Object message,
                  java.lang.Throwable t)
Issue a log msg and throwable with a priority of TRACE. Invokes log.log(TracePriority.TRACE, message, t);

isDebugEnabled

public boolean isDebugEnabled()
Check to see if the TRACE priority is enabled for this category.
Returns:
true if a #trace(String) method invocation would pass the msg to the configured appenders, false otherwise.

debug

public void debug(java.lang.Object message)
Issue a log msg with a priority of DEBUG. Invokes log.log(Priority.DEBUG, message);

debug

public void debug(java.lang.Object message,
                  java.lang.Throwable t)
Issue a log msg and throwable with a priority of DEBUG. Invokes log.log(Priority.DEBUG, message, t);

isInfoEnabled

public boolean isInfoEnabled()
Check to see if the INFO priority is enabled for this category.
Returns:
true if a #info(String) method invocation would pass the msg to the configured appenders, false otherwise.

info

public void info(java.lang.Object message)
Issue a log msg with a priority of INFO. Invokes log.log(Priority.INFO, message);

info

public void info(java.lang.Object message,
                 java.lang.Throwable t)
Issue a log msg and throwable with a priority of INFO. Invokes log.log(Priority.INFO, message, t);

warn

public void warn(java.lang.Object message)
Issue a log msg with a priority of WARN. Invokes log.log(Priority.WARN, message);

warn

public void warn(java.lang.Object message,
                 java.lang.Throwable t)
Issue a log msg and throwable with a priority of WARN. Invokes log.log(Priority.WARN, message, t);

error

public void error(java.lang.Object message)
Issue a log msg with a priority of ERROR. Invokes log.log(Priority.ERROR, message);

error

public void error(java.lang.Object message,
                  java.lang.Throwable t)
Issue a log msg and throwable with a priority of ERROR. Invokes log.log(Priority.ERROR, message, t);

fatal

public void fatal(java.lang.Object message)
Issue a log msg with a priority of FATAL. Invokes log.log(Priority.FATAL, message);

fatal

public void fatal(java.lang.Object message,
                  java.lang.Throwable t)
Issue a log msg and throwable with a priority of FATAL. Invokes log.log(Priority.FATAL, message, t);

log

public void log(org.apache.log4j.Priority p,
                java.lang.Object message)
Issue a log msg with the given priority. Invokes log.log(p, message);

log

public void log(org.apache.log4j.Priority p,
                java.lang.Object message,
                java.lang.Throwable t)
Issue a log msg with the given priority. Invokes log.log(p, message, t);


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