Class Log4JLogger


  • public class Log4JLogger
    extends NucleusLogger
    Log4J implementation of a NucleusLogger. See http://logging.apache.org/log4j for details of Log4J. Assumes that all configuration of the loggers are done by external configuration (System property "log4j.configuration"). Maps logging levels as follows :
    • debug maps to Log4J DEBUG
    • info maps to Log4J INFO
    • warn maps to Log4J WARN
    • error maps to Log4J ERROR
    • fatal maps to Log4J FATAL
    • Constructor Summary

      Constructors 
      Constructor Description
      Log4JLogger​(java.lang.String logName)
      Constructor using Log4J.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void debug​(java.lang.Object msg)
      Log a debug message.
      void debug​(java.lang.Object msg, java.lang.Throwable thr)
      Log a debug message with throwable.
      void error​(java.lang.Object msg)
      Log an error message.
      void error​(java.lang.Object msg, java.lang.Throwable thr)
      Log an error message with throwable.
      void fatal​(java.lang.Object msg)
      Log a fatal message.
      void fatal​(java.lang.Object msg, java.lang.Throwable thr)
      Log a fatal message with throwable.
      java.lang.Object getNativeLogger()
      Accessor for the native logger object.
      void info​(java.lang.Object msg)
      Log an info message.
      void info​(java.lang.Object msg, java.lang.Throwable thr)
      Log an info message with throwable.
      boolean isDebugEnabled()
      Accessor for whether debug logging is enabled
      boolean isInfoEnabled()
      Accessor for whether info logging is enabled
      void warn​(java.lang.Object msg)
      Log a warning message.
      void warn​(java.lang.Object msg, java.lang.Throwable thr)
      Log a warning message with throwable.
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Field Detail

      • logger

        private org.apache.log4j.Logger logger
        The Log4J logger being used
    • Constructor Detail

      • Log4JLogger

        public Log4JLogger​(java.lang.String logName)
        Constructor using Log4J.
        Parameters:
        logName - Name of the logging category
    • Method Detail

      • getNativeLogger

        public java.lang.Object getNativeLogger()
        Description copied from class: NucleusLogger
        Accessor for the native logger object.
        Specified by:
        getNativeLogger in class NucleusLogger
        Returns:
        The native logger object
      • debug

        public void debug​(java.lang.Object msg)
        Description copied from class: NucleusLogger
        Log a debug message.
        Specified by:
        debug in class NucleusLogger
        Parameters:
        msg - The message
      • debug

        public void debug​(java.lang.Object msg,
                          java.lang.Throwable thr)
        Description copied from class: NucleusLogger
        Log a debug message with throwable.
        Specified by:
        debug in class NucleusLogger
        Parameters:
        msg - The message
        thr - A throwable
      • info

        public void info​(java.lang.Object msg)
        Description copied from class: NucleusLogger
        Log an info message.
        Specified by:
        info in class NucleusLogger
        Parameters:
        msg - The message
      • info

        public void info​(java.lang.Object msg,
                         java.lang.Throwable thr)
        Description copied from class: NucleusLogger
        Log an info message with throwable.
        Specified by:
        info in class NucleusLogger
        Parameters:
        msg - The message
        thr - A throwable
      • warn

        public void warn​(java.lang.Object msg)
        Description copied from class: NucleusLogger
        Log a warning message.
        Specified by:
        warn in class NucleusLogger
        Parameters:
        msg - The message
      • warn

        public void warn​(java.lang.Object msg,
                         java.lang.Throwable thr)
        Description copied from class: NucleusLogger
        Log a warning message with throwable.
        Specified by:
        warn in class NucleusLogger
        Parameters:
        msg - The message
        thr - A throwable
      • error

        public void error​(java.lang.Object msg)
        Description copied from class: NucleusLogger
        Log an error message.
        Specified by:
        error in class NucleusLogger
        Parameters:
        msg - The message
      • error

        public void error​(java.lang.Object msg,
                          java.lang.Throwable thr)
        Description copied from class: NucleusLogger
        Log an error message with throwable.
        Specified by:
        error in class NucleusLogger
        Parameters:
        msg - The message
        thr - A throwable
      • fatal

        public void fatal​(java.lang.Object msg)
        Description copied from class: NucleusLogger
        Log a fatal message.
        Specified by:
        fatal in class NucleusLogger
        Parameters:
        msg - The message
      • fatal

        public void fatal​(java.lang.Object msg,
                          java.lang.Throwable thr)
        Description copied from class: NucleusLogger
        Log a fatal message with throwable.
        Specified by:
        fatal in class NucleusLogger
        Parameters:
        msg - The message
        thr - A throwable
      • isDebugEnabled

        public boolean isDebugEnabled()
        Description copied from class: NucleusLogger
        Accessor for whether debug logging is enabled
        Specified by:
        isDebugEnabled in class NucleusLogger
        Returns:
        Whether it is enabled
      • isInfoEnabled

        public boolean isInfoEnabled()
        Description copied from class: NucleusLogger
        Accessor for whether info logging is enabled
        Specified by:
        isInfoEnabled in class NucleusLogger
        Returns:
        Whether it is enabled