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Java Debugging With IntelliJ IDEA

Name: Java Debugging With IntelliJ IDEA
Rating: 4.3 (1543 reviews)

Practical course learning java debugging using Intellij IDEA with step by step details multiple hands on examples

Created byLearning From Experience, Ayan Dutta

Last updated 11/2025

English

English [Auto],Spanish [Auto],

What you'll learn

Learn all the required skills to debug any Java application using IntelliJ IDEA
Master the techniques to quickly find out the root cause of the bug in a program
Gain the exposure the powerful debugging features that IntelliJ IDEA provides

Course content

11 sections • 65 lectures • 4h 40m total length

Course Details2:28
Udemy Tips (Important)1:49
Join Our Online Community (Slack)0:09
Get the most out of this course by getting live help from myself and other students!
I have set up an educational slack channel for students enrolled in this course!
Slack is an awesome product to collaborate in real-time.
You can use Slack to:
Get help with the course.
Help others with problems they are having.
Share news, tips, and tricks related to course topics in general
Or just say hi!
Slack Workspace Invitation Link:
https://join.slack.com/t/learningfromexp/shared_invite/zt-1fnksxgd0-_jOdmIq2voEeMtoindhWrA
Slack Group Name: java-debugging-with-intellij-idea-udemy

Placing Breakpoints and Running a Program in Debug Mode5:40
Learn to debug with IntelliJ IDEA, place line breakpoints, and run in debug mode. Use step over, resume, stop, and rerun to control flow and view console output.
Control a Program Execution During Debugging4:48
Smart Step Into And Run To Cursor4:55
Watch and Evaluate Expressions4:27
Track internal variables at breakpoints in IntelliJ IDEA and use watches to monitor complex expressions, or evaluate single expressions during runtime. Add to watches by right-clicking a variable.
Inspect Variables - View variables values2:35
Inspect variable values during Java debug session in IntelliJ IDEA using the variables panel, inline view, and tooltips. View primitive integers and object details such as person list.
Change Variables value at real time during debug session2:34
Learn how to change variable values in real time during an IntelliJ IDEA debugging session, including setting a breakpoint at line 20 and updating primitive and list object values.
Filter Arrays and Collections in Variables or Watches4:36
Conditional Breakpoint5:21
Exception Breakpoint5:28
Exception Breakpoints: In-Depth Details On Caught and Uncaught Notifications9:15
Method Breakpoints4:29
Action Breakpoints3:13
How to manage Breakpoints3:57
Force Return and Throw Exception4:17
Field Watchpoints2:43
Set a field watchpoint on an instance variable to trigger when the field is accessed or modified during debugging, and observe the trigger as objects are created.
Class Level Watches2:37
Learn to create and manage class level watches in IntelliJ IDEA, using expressions like age > 0 on a person class to inspect fields during debug sessions.
Use of Drop Frame5:14

Debug Lambda Expressions and Stream Operations4:58
Master debugging lambda expressions and stream operations in IntelliJ IDEA with a sample debug stream, using breakpoints, stream trace, and visualization of map, filter, and sort steps.
Control Stepping1:33
On Demand Custom Data Type Renderers4:57
Important points on Spring Boot and JDK Compatibility6:02
Debug Spring Boot Web Service3:22
Debug a spring boot rest web service in IntelliJ IDEA by running in debug mode, placing a breakpoint at a method, and inspecting input parameters to see the output.
Remote Debug Spring Boot Web Service4:42
Why Do We See Two Different Ports (8001 vs 8080) in Remote Debugging?0:42
Attach custom labels to JVM objects4:39
Debug JUnit Test Cases in Intellij1:54
Debugging of JUnit Test Cases with Intellij
Debug Cucumber Tests in Intellij6:37
How to Debug Cucumber Tests with Intellij
Debug Web Project in Tomcat using Intellij CE5:05
Debug Web Project in Tomcat using Intellij Ultimate Edition3:30
Debug Web Application using Maven Tomcat Plugin2:56
Remote Debug Web Project In Tomcat Using Intellij CE7:01
Spring Boot Microservices Debugging in Docker with Intellij IDEA18:13
This lesson covers the following topics step by step
Create and Run Two Spring Boot MicroServices Locally from Intellij IDEA
Run the Spring Boot Microservices on Docker using docker-compose
Debug the Spring Boot Microservices on Docker using Intellij IDEA
WebLogic Installation8:27
Deploy Web Application in WebLogic6:20
Debug Web Project in Oracle WebLogic using Intellij IDEA Community Edition11:24

Problem Statement 10:58
Investigate a static print characters method that iterates over a string to print characters, invoked from main with Abcd, identify the exception it throws, understand its cause, and resolve it.
Problem Statement 21:07
Investigate problem statement 2 in Java debugging with IntelliJ IDEA, where a person list is built and iterated, casting objects to Person, printing names, and diagnosing an exception.
Problem Statement 31:28
Problem Statement 42:01
Debug a Java program in IntelliJ IDEA that reads numbers, computes an average, and converts Fahrenheit to Celsius; identify why outputs show infinity and zero, fix the code.
Problem Statement 52:10

Requirements

Basics of Java
Basics of IntelliJ IDEA

Description

Disclaimer: This course requires you to download Docker Desktop from its official website. If you are a Udemy Business user, please check with your employer before downloading software.

Intellij IDEA is one of the most popular IDEs out there used for Java programming.

This course is a entirely hands-on and an example based comprehensive course ,which would will guide you to learn and master the essentials of the Java Debugging using the popular Intellij IDEA IDE.

Powerful Debugging Skill at Your Fingertips

While working in real life Java projects or learning the language ,debugging is a key aspect which you must learn to handle programming related issues or understand any application flow properly .This course will give you a strong background to easily learn and master the debugging techniques and tricks using Intellij IDEA .

Content and Overview

Entire course is broken down to the following categories:

Basic Debugging Features
Advanced Debugging Features
Sample Debugging Problems And Their Solution

The basic debugging features covered:

- Place breakpoints and run program in debug mode
- Control program execution during debugging
- Smart Step Into And Run To Cursor
- Watch and Evaluate Expressions
- Inspect Variables - View variables values
- Change Variables value at real time during debug session
- Filter Arrays and Collections in Variables or Watches
- Conditional Breakpoint
- Exception Breakpoint
- Action Breakpoints
- How to manage Breakpoints
- Force Return and Throw Exception
- Field Watchpoints
- Class Level Watches
- Use of Drop Frame

The advanced debugging features covered:

Debug Lambda Expressions and Stream Operations
Control Stepping
On Demand Custom Data Type Renderers
Debug Spring Boot Web Service
Remote Debug Spring Boot Web Service
Attach custom labels to JVM objects
Debug Web Project in Tomcat using Intellij IDEA Community Edition
Debug Web Project in Tomcat using Intellij IDEA Ultimate Edition
Debug Web Application using Maven Tomcat Plugin
Remote Debug Web Project In Tomcat Using Intellij Community Edition

The course initially starts with basics of debugging and then slowly moves to the practical aspects of debugging with easy examples.

Once the primary aspects are covered , the basic and advanced debugging features of Eclipse are explained.

The section Sample Debugging Problems And Their Solution is about sample problem solving on dummy debugging problem scenarios by applying the debugging skills you have learnt from the course.

By the end of this course, you will master the fundamentals needed to for Debugging java based applications using Intellij IDEA.

Who this course is for:

Any Java Beginner
Java Developer
Java EE Developer

Java Debugging With IntelliJ IDEA

What you'll learn

Explore related topics

Course content

Introduction3 lectures • 4min

Environment Setup5 lectures • 11min

Basic Debugging Features17 lectures • 1hr 16min

Advanced Debugging Features18 lectures • 1hr 42min

AWS Lambda Local Debugging with Intellij3 lectures • 20min

Azure Function Local Debugging with Intellij IDEA3 lectures • 15min

GCP Cloud Function Local Debugging with Intellij IDEA3 lectures • 18min

Important Points to note before working on debugging issues/problems1 lecture • 2min

Problem Scenarios5 lectures • 8min

Problem Solutions5 lectures • 22min

Requirements

Description

Who this course is for: