Package org.apache.jackrabbit.spi.commons.logging

Class Slf4jLogWriter

  • All Implemented Interfaces:
    LogWriter
    public class Slf4jLogWriter
extends java.lang.Object
implements LogWriter
    LogWriter implementation which uses SLF4J for persisting log messages.

    • Constructor Summary

      Constructors 
      Constructor Description
      Slf4jLogWriter​(Logger log)
      Create a new instance which uses the passed SLF4J logger for persisting the log messages.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void enter​(java.lang.String methodName, java.lang.Object[] args)
      Logs the call at debug level is debug level is enabled.
      void error​(java.lang.String methodName, java.lang.Object[] args, java.lang.Exception e)
      Logs the exception including a stack trace at debug level is debug level is enabled.
      void leave​(java.lang.String methodName, java.lang.Object[] args, java.lang.Object result)
      Logs the call at debug level is debug level is enabled.
      long systemTime()
      Returns

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • Slf4jLogWriter

        public Slf4jLogWriter​(Logger log)
        Create a new instance which uses the passed SLF4J logger for persisting the log messages.
        Parameters:
        log -

    • Method Detail

      • systemTime

        public long systemTime()
        Returns 
           System.currentTimeMillis();
        Implementation specific time stamp which is logged along with each log message. The values returned by this method should be monotone with respect to the time they represent.
        Specified by:
        systemTime in interface LogWriter
        Returns:

      • enter

        public void enter​(java.lang.String methodName,
                  java.lang.Object[] args)
        Logs the call at debug level is debug level is enabled. Called right before a method of a SPI entity is called.
        Specified by:
        enter in interface LogWriter
        Parameters:
        methodName - name of the method which a about to be called
        args - arguments passed to the methods which is about to be called.

      • leave

        public void leave​(java.lang.String methodName,
                  java.lang.Object[] args,
                  java.lang.Object result)
        Logs the call at debug level is debug level is enabled. Called right after a method of a SPI entity has been called if no exception was thrown.
        Specified by:
        leave in interface LogWriter
        Parameters:
        methodName - name of the method which has been called
        args - arguments passed to the method which has been called
        result - return value of the method which has been called

      • error

        public void error​(java.lang.String methodName,
                  java.lang.Object[] args,
                  java.lang.Exception e)
        Logs the exception including a stack trace at debug level is debug level is enabled. Called right after a method of a SPI entity has been called and an exception was thrown.
        Specified by:
        error in interface LogWriter
        Parameters:
        methodName - name of the method which has been called
        args - arguments passed to the method which has been called
        e - exception which was thrown by the method which has been called