org.apache.velocity.runtime.log
Class Log4JLogSystem

java.lang.Object
  |
  +--org.apache.velocity.runtime.log.Log4JLogSystem

All Implemented Interfaces:

LogSystem

public class Log4JLogSystem

extends java.lang.Object

implements LogSystem

Implementation of a Log4J logger.

Version:

$Id: Log4JLogSystem.java,v 1.3 2001/03/19 12:11:10 geirm Exp $

Author:

Jon S. Stevens

Field Summary

protected org.apache.log4j.Layout	layout logging layout
private java.lang.String	logfile the runtime.log property value
protected org.apache.log4j.Category	logger log4java logging interface

Fields inherited from interface org.apache.velocity.runtime.log.LogSystem

DEBUG_ID, DEBUG_ON, ERROR_ID, INFO_ID, WARN_ID

Constructor Summary

Log4JLogSystem()
default CTOR.

Method Summary

private void	configureEmail() Configures the logging to email
private void	configureFile() Configures the logging to a file.
private void	configureRemote() Configures the logging to a remote server
private void	configureSyslog() Configures the logging to syslogd
protected void	finalize() Also do a shutdown if the object is destroy()'d.
void	init() initializes the log system using the logfile argument
void	logVelocityMessage(int level, java.lang.String message) logs messages
void	shutdown() Close all destinations

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected org.apache.log4j.Category logger

log4java logging interface

layout

protected org.apache.log4j.Layout layout

logging layout

logfile

private java.lang.String logfile

the runtime.log property value

Constructor Detail

Log4JLogSystem

public Log4JLogSystem()

default CTOR. Initializes itself using the property RUNTIME_LOG from the Velocity properties

Method Detail

init

public void init()
          throws java.lang.Exception

initializes the log system using the logfile argument

Parameters:

logFile - file for log messages

configureFile

private void configureFile()
                    throws java.lang.Exception

Configures the logging to a file.

configureRemote

private void configureRemote()
                      throws java.lang.Exception

Configures the logging to a remote server

configureSyslog

private void configureSyslog()
                      throws java.lang.Exception

Configures the logging to syslogd

configureEmail

private void configureEmail()
                     throws java.lang.Exception

Configures the logging to email

logVelocityMessage

public void logVelocityMessage(int level,
                               java.lang.String message)

logs messages

Specified by:

logVelocityMessage in interface LogSystem

Parameters:

level - severity level

message - complete error message

finalize

protected void finalize()
                 throws java.lang.Throwable

Also do a shutdown if the object is destroy()'d.

Overrides:

finalize in class java.lang.Object

shutdown

public void shutdown()

Close all destinations