Skip to main content
ubuntuask.com

Back to all posts

How to Do Logging In Java?

Published on
4 min read
How to Do Logging In Java? image

Best Java Logging Tools to Buy in October 2025

1 Real-World Java: Helping You Navigate the Java Ecosystem (Tech Today)

Real-World Java: Helping You Navigate the Java Ecosystem (Tech Today)

BUY & SAVE
$42.50 $50.00
Save 15%
Real-World Java: Helping You Navigate the Java Ecosystem (Tech Today)
2 VEVOR 48" Timberjack Log Lifter, Adjustable Heavy Duty Log Roller Cant Hook, Log Jack with Rubber Grip, Log Cant Hook Logging Tools for Rolling and Raising Up Logs up to 15" Dia

VEVOR 48" Timberjack Log Lifter, Adjustable Heavy Duty Log Roller Cant Hook, Log Jack with Rubber Grip, Log Cant Hook Logging Tools for Rolling and Raising Up Logs up to 15" Dia

  • EFFORTLESSLY LIFT LOGS FOR SAFE, EASY CUTTING WITH LEVERAGE DESIGN.
  • ADJUSTABLE HOOK HANDLES LOGS UP TO 15 DIAMETER FOR VERSATILITY.
  • DURABLE, ERGONOMIC DESIGN REDUCES STRAIN AND ENSURES LONG-LASTING USE.
BUY & SAVE
$38.99 $42.99
Save 9%
VEVOR 48" Timberjack Log Lifter, Adjustable Heavy Duty Log Roller Cant Hook, Log Jack with Rubber Grip, Log Cant Hook Logging Tools for Rolling and Raising Up Logs up to 15" Dia
3 VEVOR 59'' Felled Cant Hook Logging Tool, Adjustable Heavy Duty Steel Log Roller, Log Lifter Timber Jack with Rubber Grip, Forestry Logging Tools for Lifting and Handling Logs up to 32" Dia

VEVOR 59'' Felled Cant Hook Logging Tool, Adjustable Heavy Duty Steel Log Roller, Log Lifter Timber Jack with Rubber Grip, Forestry Logging Tools for Lifting and Handling Logs up to 32" Dia

  • EFFORTLESSLY STACK AND TRANSPORT LOGS WITH OUR LEVERAGE CANT HOOK!
  • ADJUSTABLE HOOK FITS LOGS UP TO 32 FOR VERSATILE HANDLING!
  • DURABLE CARBON STEEL WITH ERGONOMIC GRIP FOR EASY, STRAIN-FREE USE!
BUY & SAVE
$61.99 $68.99
Save 10%
VEVOR 59'' Felled Cant Hook Logging Tool, Adjustable Heavy Duty Steel Log Roller, Log Lifter Timber Jack with Rubber Grip, Forestry Logging Tools for Lifting and Handling Logs up to 32" Dia
4 Log Tongs Logging Skidding Tongs Non-Slip Grip- Log Lifting, Handling, Dragging & Carrying Tool (16 in)

Log Tongs Logging Skidding Tongs Non-Slip Grip- Log Lifting, Handling, Dragging & Carrying Tool (16 in)

  • UNIQUE JAW DESIGN GRIPS LOGS SECURELY FOR EASY HANDLING.
  • OFFSET HANDLE ENSURES COMFORT AND EASE WHILE CARRYING.
  • LIFETIME WARRANTY FOR PEACE OF MIND AND SATISFACTION.
BUY & SAVE
$21.99
Log Tongs Logging Skidding Tongs Non-Slip Grip- Log Lifting, Handling, Dragging & Carrying Tool (16 in)
5 Dolibest 28" Pickaroon Logging Tool, Heavy Duty All Steel Log Hook - Comfortable Grip Handle for Wood Splitting, Landscaping & Camping, All-Weather Forestry & Firewood Tool, Landscaping & Camping

Dolibest 28" Pickaroon Logging Tool, Heavy Duty All Steel Log Hook - Comfortable Grip Handle for Wood Splitting, Landscaping & Camping, All-Weather Forestry & Firewood Tool, Landscaping & Camping

  • UNMATCHED STRENGTH: DOUBLE-WELDED STEEL ENSURES LASTING DURABILITY.
  • ERGONOMIC COMFORT: NON-SLIP GRIP REDUCES FATIGUE FOR EASIER USE.
  • HIGH-VISIBILITY DESIGN: BRIGHT COATING PREVENTS LOST TOOLS OUTDOORS.
BUY & SAVE
$39.99
Dolibest 28" Pickaroon Logging Tool, Heavy Duty All Steel Log Hook - Comfortable Grip Handle for Wood Splitting, Landscaping & Camping, All-Weather Forestry & Firewood Tool, Landscaping & Camping
6 Earth Worth 1942 Timberjack | Log Lifter | Steel | 45 Inches

Earth Worth 1942 Timberjack | Log Lifter | Steel | 45 Inches

  • LIFT AND HANDLE LOGS UP TO 15 EFFORTLESSLY WITH 45 LEVERAGE.
  • PERFECT TOOL FOR CHAINSAWING: ELEVATE LOGS WITH EASE!
  • BUILT TO LAST: DURABLE DESIGN ENSURES YEARS OF RELIABLE USE.
BUY & SAVE
$32.57
Earth Worth 1942 Timberjack | Log Lifter | Steel | 45 Inches
7 Yesker 51" Cant Hook for Log Roller Logging Tools with Adjustable Steel Cant Hooks Rubber Grip Heavy Duty Timberjack Log Lifter Mover Jack Firewood Tools for Rolling Raising up to 15" Diameter, Red

Yesker 51" Cant Hook for Log Roller Logging Tools with Adjustable Steel Cant Hooks Rubber Grip Heavy Duty Timberjack Log Lifter Mover Jack Firewood Tools for Rolling Raising up to 15" Diameter, Red

  • EFFORTLESSLY LIFT LOGS 10 OFF GROUND FOR SAFE, EFFICIENT CUTTING.
  • ERGONOMIC 51 HANDLE WITH RUBBER GRIP ENSURES COMFORT AND CONTROL.
  • HEAVY-DUTY STEEL DESIGN PREVENTS RUST, PROVIDES DURABILITY AND VISIBILITY.
BUY & SAVE
$53.99 $59.99
Save 10%
Yesker 51" Cant Hook for Log Roller Logging Tools with Adjustable Steel Cant Hooks Rubber Grip Heavy Duty Timberjack Log Lifter Mover Jack Firewood Tools for Rolling Raising up to 15" Diameter, Red
8 Spring into Java Development : Build Modern Backends with Spring Boot, REST APIs, and Microservices

Spring into Java Development : Build Modern Backends with Spring Boot, REST APIs, and Microservices

BUY & SAVE
$4.99
Spring into Java Development : Build Modern Backends with Spring Boot, REST APIs, and Microservices
+
ONE MORE?

In Java, logging can be done using the built-in java.util.logging package or by using popular logging frameworks such as Log4j, Logback, or SLF4J. To implement logging in Java, you can follow these steps:

  1. Import the necessary logging library or package into your Java program.
  2. Create a logger object using the getLogger() method provided by the logging library.
  3. Use logger methods such as info(), warning(), severe(), etc. to log messages at different severity levels.
  4. Customize the logging format, output destination, and log levels as needed.
  5. Handle exceptions and log error messages to track and troubleshoot issues in your Java application.

Logging is an essential practice in software development to track the behavior of an application, monitor its performance, and debug any issues that may arise. By implementing proper logging in your Java code, you can improve the maintainability and reliability of your application.

How to use log rotation in Java?

In Java, you can utilize log rotation by using the built-in logging framework, java.util.logging. Here's how you can implement log rotation in your Java application:

  1. First, set up the logging properties in a properties file (for example, logging.properties) to configure the log rotation settings. Here is an example configuration for log rotation:

handlers=java.util.logging.FileHandler java.util.logging.FileHandler.pattern = logs/myapp.log java.util.logging.FileHandler.limit = 1000000 java.util.logging.FileHandler.count = 5 java.util.logging.FileHandler.append = true

In this configuration, the FileHandler pattern specifies the log file name and location, the limit sets the maximum size of the log file in bytes before it rotates, count sets the number of log files to keep and append specifies whether to append to an existing log file or create a new one.

  1. Load the logging properties file in your Java code using LogManager class:

LogManager.getLogManager().readConfiguration(new FileInputStream("logging.properties"));

  1. Log messages in your Java application using the Logger class:

Logger logger = Logger.getLogger("myLogger"); logger.info("This is a log message");

  1. To rotate the log file based on the specified settings, you can trigger log rotation programmatically by closing and reopening the log file handler:

Handler handler = Logger.getLogger("").getHandlers()[0]; if (handler instanceof FileHandler) { FileHandler fileHandler = (FileHandler) handler; fileHandler.close(); fileHandler.open(); }

This will force the log file to rotate based on the configured settings.

By following these steps, you can implement log rotation in your Java application using the java.util.logging framework.

How to disable logging in Java?

Logging can be disabled in Java by setting the logging level to OFF for the root logger. This can be done by adding the following code before any logging is performed:

import java.util.logging.Logger;

public class DisableLogging { public static void main(String[] args) { Logger rootLogger = Logger.getLogger(""); rootLogger.setLevel(java.util.logging.Level.OFF);

    // Any logging statements here will not be displayed
}

}

By setting the logging level to OFF, all log messages below this level will be ignored and not displayed. This effectively disables logging for the entire application.

How to set up logging in Java?

To set up logging in Java, you can use the built-in Java logging framework, java.util.logging. Here's how you can set it up:

  1. Import the necessary classes:

import java.util.logging.Logger; import java.util.logging.Level;

  1. Create a Logger instance in your class:

private static final Logger logger = Logger.getLogger(YourClass.class.getName());

  1. Configure the logging level and handler. You can do this in a separate configuration file or programmatically in your code. Here's an example of setting the level to INFO and adding a ConsoleHandler:

logger.setLevel(Level.INFO); logger.addHandler(new ConsoleHandler());

  1. Use the logger to log messages at different levels in your code:

logger.severe("This is a severe message"); logger.warning("This is a warning message"); logger.info("This is an info message"); logger.config("This is a config message"); logger.fine("This is a fine message"); logger.finer("This is a finer message"); logger.finest("This is the finest message");

  1. Run your application and view the logged messages in the console.

By following these steps, you can easily set up logging in Java using java.util.logging. You can also use other logging frameworks such as Log4j or SLF4J for more advanced logging features.