attrib4j
Class Log

java.lang.Object
  |
  +--attrib4j.Log

public class Log

extends java.lang.Object

Simple helper class that allows to send debug messages to the Java console according to the tracing level. Log levels are from standard unix syslog. TODO Switch to levels used in log4j or jdk1.4

Version:

$Id: Log.java,v 1.9 2003/09/01 22:02:42 markpollack Exp $

Author:

Mark Pollack

Field Summary

static int	ALERT A condition that should be corrected immediately.
static int	CRITICAL Critical conditions.
static int	DEBUG Message that contain information normally of use only when debugging a program.
static int	EMERGENCY A panic condition.
static int	ERROR Errors.
static int	INFO Informational messages.
static int	LEVEL Debug level Note: It has been made public for performance optimization to reduce overhead of including tracing messages
static int	NOTICE Conditions that are not error conditions, but that may require special handling.
static int	WARNING Warning messages

Constructor Summary

Log()

Method Summary

static void	debug(java.lang.Object o, java.lang.String message) Convenience method to pick the debug level using the method name.
static void	debug(java.lang.String message) Convenience method to pick the debug level using method name.
static void	error(java.lang.Object o, java.lang.String message) Convenience method to pick the error level using the method nam.e
static int	getLevel() Return the log level.
static void	info(java.lang.Object o, java.lang.String message) Convenience method to pick the debug level using the method name.
static void	info(java.lang.String message) Convenience method to pick the debug level using method name.
static void	log(java.lang.String message) Quick log method signature.
static void	log(java.lang.String message, int level) A log message with a given level.
static void	log(java.lang.String message, int level, java.lang.Object object) A log message with a level and the class that called this method.
static void	setLevel(int level) Set the log level for future invocations.

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

public static int DEBUG

Message that contain information normally of use only when debugging a program.

INFO

public static int INFO

Informational messages.

NOTICE

public static int NOTICE

Conditions that are not error conditions, but that may require special handling.

WARNING

public static int WARNING

Warning messages

ERROR

public static int ERROR

Errors.

CRITICAL

public static int CRITICAL

Critical conditions.

ALERT

public static int ALERT

A condition that should be corrected immediately.

EMERGENCY

public static int EMERGENCY

A panic condition.

LEVEL

public static int LEVEL

Debug level Note: It has been made public for performance optimization to reduce overhead of including tracing messages

Constructor Detail

Log

public Log()

Method Detail

log

public static void log(java.lang.String message)

Quick log method signature. Only if the global level is set below zero will these messages not be printed.

Parameters:

message - a value of type 'String'

log

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

A log message with a given level.

log

public static void log(java.lang.String message,
                       int level,
                       java.lang.Object object)

A log message with a level and the class that called this method.

Parameters:

message - Log Message

level - Log level

object - Callers class.

debug

public static void debug(java.lang.Object o,
                         java.lang.String message)

Convenience method to pick the debug level using the method name.

Parameters:

o - The callers class.

message - Log mesasge.

error

public static void error(java.lang.Object o,
                         java.lang.String message)

Convenience method to pick the error level using the method nam.e

Parameters:

o - The callers class

message - Log Message

info

public static void info(java.lang.String message)

Convenience method to pick the debug level using method name.

Parameters:

message - a value of type 'String'

info

public static void info(java.lang.Object o,
                        java.lang.String message)

Convenience method to pick the debug level using the method name.

Parameters:

o - The callers class.

message - Log mesasge.

debug

public static void debug(java.lang.String message)

Convenience method to pick the debug level using method name.

Parameters:

message - a value of type 'String'

setLevel

public static void setLevel(int level)

Set the log level for future invocations.

Parameters:

level - a value of type 'int'

getLevel

public static int getLevel()

Return the log level.