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org.apache.commons.logging.impl
Class Jdk14Logger

java.lang.Object
  extended by org.apache.commons.logging.impl.Jdk14Logger
All Implemented Interfaces:
Serializable, Log
public class Jdk14Logger
extends Object
implements Log, Serializable

Implementation of the org.apache.commons.logging.Log interface that wraps the standard JDK logging mechanisms that were introduced in the Merlin release (JDK 1.4).

Version:
$Id: Jdk14Logger.java 1448063 2013-02-20 10:01:41Z tn $
See Also:
Serialized Form

Field Summary
protected static Level dummyLevel
          This member variable simply ensures that any attempt to initialise this class in a pre-1.4 JVM will result in an ExceptionInInitializerError.
protected  Logger logger
          The underlying Logger implementation we are using.
protected  String name
          The name of the logger we are wrapping.
 
Constructor Summary
Jdk14Logger(String name)
          Construct a named instance of this Logger.
 
Method Summary
 void debug(Object message)
          Logs a message with java.util.logging.Level.FINE.
 void debug(Object message, Throwable exception)
          Logs a message with java.util.logging.Level.FINE.
 void error(Object message)
          Logs a message with java.util.logging.Level.SEVERE.
 void error(Object message, Throwable exception)
          Logs a message with java.util.logging.Level.SEVERE.
 void fatal(Object message)
          Logs a message with java.util.logging.Level.SEVERE.
 void fatal(Object message, Throwable exception)
          Logs a message with java.util.logging.Level.SEVERE.
 Logger getLogger()
          Return the native Logger instance we are using.
 void info(Object message)
          Logs a message with java.util.logging.Level.INFO.
 void info(Object message, Throwable exception)
          Logs a message with java.util.logging.Level.INFO.
 boolean isDebugEnabled()
          Is debug logging currently enabled?
 boolean isErrorEnabled()
          Is error logging currently enabled?
 boolean isFatalEnabled()
          Is fatal logging currently enabled?
 boolean isInfoEnabled()
          Is info logging currently enabled?
 boolean isTraceEnabled()
          Is trace logging currently enabled?
 boolean isWarnEnabled()
          Is warn logging currently enabled?
protected  void log(Level level, String msg, Throwable ex)
           
 void trace(Object message)
          Logs a message with java.util.logging.Level.FINEST.
 void trace(Object message, Throwable exception)
          Logs a message with java.util.logging.Level.FINEST.
 void warn(Object message)
          Logs a message with java.util.logging.Level.WARNING.
 void warn(Object message, Throwable exception)
          Logs a message with java.util.logging.Level.WARNING.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

dummyLevel

protected static final Level dummyLevel
This member variable simply ensures that any attempt to initialise this class in a pre-1.4 JVM will result in an ExceptionInInitializerError. It must not be private, as an optimising compiler could detect that it is not used and optimise it away.

logger

protected transient Logger logger
The underlying Logger implementation we are using.

name

protected String name
The name of the logger we are wrapping.

Constructor Detail

Jdk14Logger

public Jdk14Logger(String name)
Construct a named instance of this Logger.

Parameters:
name - Name of the logger to be constructed
Method Detail

log

protected void log(Level level,
                   String msg,
                   Throwable ex)

debug

public void debug(Object message)
Logs a message with java.util.logging.Level.FINE.

Specified by:
debug in interface Log
Parameters:
message - to log
See Also:
Log.debug(Object)

debug

public void debug(Object message,
                  Throwable exception)
Logs a message with java.util.logging.Level.FINE.

Specified by:
debug in interface Log
Parameters:
message - to log
exception - log this cause
See Also:
Log.debug(Object, Throwable)

error

public void error(Object message)
Logs a message with java.util.logging.Level.SEVERE.

Specified by:
error in interface Log
Parameters:
message - to log
See Also:
Log.error(Object)

error

public void error(Object message,
                  Throwable exception)
Logs a message with java.util.logging.Level.SEVERE.

Specified by:
error in interface Log
Parameters:
message - to log
exception - log this cause
See Also:
Log.error(Object, Throwable)

fatal

public void fatal(Object message)
Logs a message with java.util.logging.Level.SEVERE.

Specified by:
fatal in interface Log
Parameters:
message - to log
See Also:
Log.fatal(Object)

fatal

public void fatal(Object message,
                  Throwable exception)
Logs a message with java.util.logging.Level.SEVERE.

Specified by:
fatal in interface Log
Parameters:
message - to log
exception - log this cause
See Also:
Log.fatal(Object, Throwable)

getLogger

public Logger getLogger()
Return the native Logger instance we are using.

info

public void info(Object message)
Logs a message with java.util.logging.Level.INFO.

Specified by:
info in interface Log
Parameters:
message - to log
See Also:
Log.info(Object)

info

public void info(Object message,
                 Throwable exception)
Logs a message with java.util.logging.Level.INFO.

Specified by:
info in interface Log
Parameters:
message - to log
exception - log this cause
See Also:
Log.info(Object, Throwable)

isDebugEnabled

public boolean isDebugEnabled()
Is debug logging currently enabled?

Specified by:
isDebugEnabled in interface Log
Returns:
true if debug is enabled in the underlying logger.

isErrorEnabled

public boolean isErrorEnabled()
Is error logging currently enabled?

Specified by:
isErrorEnabled in interface Log
Returns:
true if error is enabled in the underlying logger.

isFatalEnabled

public boolean isFatalEnabled()
Is fatal logging currently enabled?

Specified by:
isFatalEnabled in interface Log
Returns:
true if fatal is enabled in the underlying logger.

isInfoEnabled

public boolean isInfoEnabled()
Is info logging currently enabled?

Specified by:
isInfoEnabled in interface Log
Returns:
true if info is enabled in the underlying logger.

isTraceEnabled

public boolean isTraceEnabled()
Is trace logging currently enabled?

Specified by:
isTraceEnabled in interface Log
Returns:
true if trace is enabled in the underlying logger.

isWarnEnabled

public boolean isWarnEnabled()
Is warn logging currently enabled?

Specified by:
isWarnEnabled in interface Log
Returns:
true if warn is enabled in the underlying logger.

trace

public void trace(Object message)
Logs a message with java.util.logging.Level.FINEST.

Specified by:
trace in interface Log
Parameters:
message - to log
See Also:
Log.trace(Object)

trace

public void trace(Object message,
                  Throwable exception)
Logs a message with java.util.logging.Level.FINEST.

Specified by:
trace in interface Log
Parameters:
message - to log
exception - log this cause
See Also:
Log.trace(Object, Throwable)

warn

public void warn(Object message)
Logs a message with java.util.logging.Level.WARNING.

Specified by:
warn in interface Log
Parameters:
message - to log
See Also:
Log.warn(Object)

warn

public void warn(Object message,
                 Throwable exception)
Logs a message with java.util.logging.Level.WARNING.

Specified by:
warn in interface Log
Parameters:
message - to log
exception - log this cause
See Also:
Log.warn(Object, Throwable)
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