com.jmail.util.log
Class Logger

java.lang.Object
  |
  +--com.jmail.util.log.Logger

public class Logger

extends java.lang.Object

Title: JMail

Description: Java Based Mail Client/Application

Copyright: Copyright (c) 2002

Company: GeraSunil.com

Version:

1.0 Create a Logger object instance. This class is employed as a global resource across a process, so please note this class is final and all methods are static. Output of Logger is determined at boot via global properties file. Default is stdout, other options are file or UNIX syslogd(8) Method names correspond directly to the functionality established by the classic UNIX syslogd(8).

 properties file configuration:
 logtype = {stdout|file|syslogd}
 if file then logfile specifies filename
 if syslogd then loghost=sylogd hostname,
                 logfacility=syslog facility
                 logname=program name
 

Author:

Sunil K. Gera

Inner Class Summary

(package private) static class

Logger.LogClient

Constructor Summary

Logger()
This constructor uses the properties file for configuration.

Method Summary

static void	alert(java.lang.String className, java.lang.String method, java.lang.String message) Action must be taken immediately
static void	critical(java.lang.String className, java.lang.String method, java.lang.String message) Critical condition
static void	critical(java.lang.String className, java.lang.String method, java.lang.String message, java.lang.Throwable t)
static void	debug(int detailRating, java.lang.String className, java.lang.String method, java.lang.String message) Debug level message, with detail rating.
static void	debug(java.lang.String className, java.lang.String method, java.lang.String message) Debug level message
static void	emergency(java.lang.String className, java.lang.String method, java.lang.String message) System is unusable
static void	error(java.lang.String className, java.lang.String method, java.lang.String message) Error condition
static void	error(java.lang.String className, java.lang.String method, java.lang.String message, java.lang.Throwable t) Error condition with Exception or Error (Throwable).
static void	information(java.lang.String className, java.lang.String method, java.lang.String message) Informational message
static void	information(java.lang.String className, java.lang.String method, java.lang.String message, java.lang.Throwable t) Informational message with throwable
static void	log(java.lang.String className, java.lang.String method, int priority, java.lang.String message) Support logging w/priority as a argument.
static void	log(java.lang.String className, java.lang.String method, int priority, java.lang.String message, java.lang.Throwable t) Support logging w/priority as a argument.
static void	main(java.lang.String[] args) Test Driver
static void	notice(java.lang.String className, java.lang.String method, java.lang.String message) Normal (but significant) condition
static void	notice(java.lang.String className, java.lang.String method, java.lang.String message, java.lang.Throwable t) notice condition just like warning
static void	setDebugLevel(int debugLevel) Set the detail level.
static void	warning(java.lang.String className, java.lang.String method, java.lang.String message) Warning condition

Methods inherited from class java.lang.Object

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

Constructor Detail

Logger

public Logger()
       throws java.lang.Exception

This constructor uses the properties file for configuration.

Throws:

java.lang.Exception -

Method Detail

setDebugLevel

public static void setDebugLevel(int debugLevel)

Set the detail level. Can be used to change the detail level on the fly. Or without an instance of this class.

Parameters:

debugLevel - Only debug() calls with a detailRating lower than this will be written.

emergency

public static void emergency(java.lang.String className,
                             java.lang.String method,
                             java.lang.String message)

System is unusable

Parameters:

className - String

method - String

message - String

alert

public static void alert(java.lang.String className,
                         java.lang.String method,
                         java.lang.String message)

Action must be taken immediately

Parameters:

className - String

method - String

message - String

critical

public static void critical(java.lang.String className,
                            java.lang.String method,
                            java.lang.String message)

Critical condition

Parameters:

className - String

method - String

message - String

critical

public static void critical(java.lang.String className,
                            java.lang.String method,
                            java.lang.String message,
                            java.lang.Throwable t)

error

public static void error(java.lang.String className,
                         java.lang.String method,
                         java.lang.String message)

Error condition

Parameters:

className - String

method - String

message - String

error

public static void error(java.lang.String className,
                         java.lang.String method,
                         java.lang.String message,
                         java.lang.Throwable t)

Error condition with Exception or Error (Throwable).

Parameters:

className - String

method - String

message - String

t - Throwable

warning

public static void warning(java.lang.String className,
                           java.lang.String method,
                           java.lang.String message)

Warning condition

Parameters:

className - String

method - String

message - String

notice

public static void notice(java.lang.String className,
                          java.lang.String method,
                          java.lang.String message)

Normal (but significant) condition

Parameters:

className - String

method - String

message - String

notice

public static void notice(java.lang.String className,
                          java.lang.String method,
                          java.lang.String message,
                          java.lang.Throwable t)

notice condition just like warning

Parameters:

className - String

method - String

message - String

t - Throwable

information

public static void information(java.lang.String className,
                               java.lang.String method,
                               java.lang.String message)

Informational message

Parameters:

className - String

method - String

message - String

information

public static void information(java.lang.String className,
                               java.lang.String method,
                               java.lang.String message,
                               java.lang.Throwable t)

Informational message with throwable

Parameters:

className - String

method - String

message - String

t - Throwable

debug

public static void debug(java.lang.String className,
                         java.lang.String method,
                         java.lang.String message)

Debug level message

Parameters:

className - String

method - String

message - String

debug

public static void debug(int detailRating,
                         java.lang.String className,
                         java.lang.String method,
                         java.lang.String message)

Debug level message, with detail rating. If detail rating is at or below _debug_level, then message will be logged.

Parameters:

detailRating - If at or below _debug_level, messgage will log.

className - Source of log message.

method - Method of caller (by convention).

message - Message to log.

log

public static void log(java.lang.String className,
                       java.lang.String method,
                       int priority,
                       java.lang.String message)

Support logging w/priority as a argument.

Parameters:

className - String

method - String

priority - int

message - String

log

public static void log(java.lang.String className,
                       java.lang.String method,
                       int priority,
                       java.lang.String message,
                       java.lang.Throwable t)

Support logging w/priority as a argument.

Parameters:

className - String

method - String

priority - int

message - String

t - Throwable

main

public static void main(java.lang.String[] args)

Test Driver

Parameters:

args - String[]