Java/J2EE online training program in Sarajevo Canton

Enroll in the Zeblearn Online Java/J2EE Training Program in Sarajevo Canton. This comprehensive course is designed to provide you with a solid foundation in Java and J2EE technologies, preparing you for effective enterprise application development. The curriculum covers essential topics such as Java fundamentals, object-oriented programming (OOP) principles, Java Collections, JDBC, Servlets, JSP, Hibernate, and Spring Framework. Gain hands-on experience through interactive sessions and expert-led instruction to master Java/J2EE functionalities. Join Zeblearn in Sarajevo Canton and advance your career with our in-depth Java/J2EE training.

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Recommended Java Version - Java 21

Step 00 - Installing Java - Overview

Step 01 - Installing Java - Windows

Step 02 - Installing Java - Mac

Step 03 - Installing Java - Linux

Step 04 - Troubleshooting Java Installation

Step 01 - Introduction to Multiplication Table Challenge

Step 02 - Getting Started with JShell

Step 03 - Break Down Multiplication Table Challenge

Step 04 - Java Expression - An Introduction

Step 05 - Java Expression - Exercises

Step 06 - Java Expression - Puzzles

Section Quiz 1

Step 07 - Printing Output to Console with Java

Step 08 - Printing Output to Console with Java - Exercise Statements

Step 09 - Printing Output to Console with Java - Exercise Solutions

Step 10 - Printing Output to Console with Java - Puzzles

JShell Tip - Multiple Lines of Code

Step 11 - Advanced Printing Output to Console with Java

Step 12 - Advanced Printing Output to Console with Java - Exercises

Section Quiz 2

Step 13 - Introduction to Variables in Java

Step 14 - Introduction to Variables in Java - Exercises and Puzzles

Step 15 - 4 Important Things to Know About Variables in Java

Step 16 - How Are Variables Stored in Memory?

Step 17 - How to Name a Variable?

Section Quiz 3

Step 18 - Understanding Primitive Variable Types in Java

Step 19 - Understanding Primitive Variable Types in Java - Choosing a Type

Java Tip - String Concatenation

Step 20 - Java Assignment Operator

Step 21 - Java Assignment Operator - Puzzles on Increment, Decrement, and Compound

Step 22 - Programming Tips: JShell - Shortcuts, Multiple Lines, and Variables

Section Quiz 4

Step 23 - Java Conditionals and If Statement - Introduction

Step 24 - Java Conditionals and If Statement - Exercise Statements

Step 25 - Java Conditionals and If Statement - Exercise Solutions

Step 26 - Java Conditionals and If Statement - Puzzles

Step 27 - Java For Loop to Print Multiplication Table - Introduction

Step 28 - Java For Loop to Print Multiplication Table - Exercise Statements

Step 29 - Java For Loop to Print Multiplication Table - Exercise Solutions

Step 30 - Java For Loop to Print Multiplication Table - Puzzles

Step 31 - Getting Started with Programming - Revise All Terminology

Maximizing Learning Efficiency with Playback Speed

Step 00 - Section 02 - Methods - An Introduction

Step 01 - Introduction to Java Methods

Step 02 - Java Methods - Basics

Step 03 - Method Types

Step 04 - Introduction to Java Methods - Arguments and Parameters

Step 05 - Introduction to Java Method Arguments - Exercises

Step 06 - Introduction to Java Method Arguments - Puzzles and Tips

Step 07 - Getting Back to Multiplication Table - Creating a Method

Step 08 - Print Multiplication Table with a Parameter and Method Overloading

Step 09 - Passing Multiple Parameters to a Java Method

Step 10 - Returning from a Java Method - An Introduction

Step 11 - Returning from a Java Method - Exercises

Step 12 - Methods - Section Review

Step 00 - Section 03 - Overview Of Java Platform - Section Overview
Step 01 - Overview Of Java Platform - An Introduction
Step 03 - Create a Method in a Java Class
Step 04 - Create and Compile Planet.java Class
Step 05 - Run Planet Class with Java - Using a Main Method
Step 06 - Play and Learn with Planet Class
Step 07 - JDK vs JRE vs JVM

Step 00 - Installing Eclipse - Windows

Step 00 - Installing Eclipse - Mac

Step 01 - Creating a New Java Project with Eclipse

Step 02 - Your First Java Class with Eclipse

Step 03 - Writing Multiplication Table Java Program with Eclipse

Step 04 - Adding More Methods for Multiplication Table Program

Step 05 - Programming Tip 1: Refactoring with Eclipse

Step 06 - Programming Tip 2: Debugging with Eclipse

Step 07 - Programming Tip 3: Eclipse vs JShell - How to Choose?

Introduction To Java Coding Exercises

Coding Exercise: Hello Coding Exercises

Coding Exercise: Print Hello World

Solution Video For Coding Exercise: Print Hello World

Coding Exercise: Time Converter

Solution Video For Coding Exercise: Time Converter

Coding Exercise: Exam Result Checker

Solution Video For Coding Exercise - Exam Result Checker

Coding Exercise: Sum of Squares of First N Numbers

Solution Video For Coding Exercise - Sum of Squares of First N Numbers

Step 00 - Introduction to Object Oriented Programming - Section Overview

Step 01 - Introduction to Object Oriented Programming - Basics

Step 02 - Introduction to Object Oriented Programming - Terminology - Class, Object

Step 03 - Introduction to Object Oriented Programming - Exercise - Online Shopping

Step 04 - Create Motor Bike Java Class and a couple of objects

Step 05 - Exercise Solutions - Book class and Three instances

Step 06 - Introducing State of an object with speed variable

Step 07 - Understanding basics of Encapsulation with Setter methods

Step 08 - Exercises and Tips - Getters and Generating Getters and Setters with Eclipse

Step 09 - Puzzles on this and initialization of member variables

Step 10 - First Advantage of Encapsulation

Step 11 - Introduction to Encapsulation - Level 2

Step 12 - Encapsulation Exercises - Better Validation and Book class

Step 13 - Introduction to Abstraction

Step 14 - Introduction to Java Constructors

Step 15 - Introduction to Java Constructors - Exercises and Puzzles

Step 16 - Introduction to Object Oriented Programming - Conclusion

Step 01 - Basics about Java Integer Data Types - Casting, Operators and More

Step 02 - Java Integer Data Types - Puzzles - Octal, Hexadecimal, Post and Pre increment

Step 03 - Java Integer Data Types - Exercises - BiNumber - add, multiply, and divide

Step 04 - Java Floating Point Data Types - Casting, Conversion, and Accuracy

Step 05 - Introduction to BigDecimal Java Class

Step 06 - BigDecimal Puzzles - Adding Integers

Step 07 - BigDecimal Exercises - Simple Interest Calculation

Step 08 - Java Boolean Data Type - Relational and Logical Operators

Step 09 - Java Boolean Data Type - Puzzles - Short Circuit Operators

Step 10 - Java Character Data Type char - Representation and Conversion

Step 11 - Java char Data Type - Exercises 1 - isVowel

Step 12 - Java char Data Type - Exercises 2 - isDigit

Step 13 - Java char Data Type - Exercises 3 - isConsonant, List Upper Case and Lower Case

Step 14 - Primitive Data Types in Depth - Conclusion

Step 01 - Introduction to If Else Statement

Step 02 - Introduction to Nested If Else

Step 03 - If Else Statement - Puzzles

Step 04 - If Else Problem - How to get User Input in Java?

Step 05 - If Else Problem - How to get number 2 and choice from user?

Step 06 - If Else Problem - Implementing with Nested If Else

Step 07 - Java Switch Statement - An Introduction

Step 08 - Java Switch Statement - Puzzles - Default, Break, and Fall Through

Step 09 - Java Switch Statement - Exercises - isWeekDay, nameOfMonth, nameOfDay

Step 10 - Java Ternary Operation - An Introduction

Step 11 - Conditionals with Java - Conclusion

Step 01 - Java For Loop - Syntax and Puzzles

Step 02 - Java For Loop - Exercises Overview and First Exercise Prime Numbers

Step 03 - Java For Loop - Exercise - Sum Up to N Numbers and Sum of Divisors

Step 04 - Java For Loop - Exercise - Print a Number Triangle

Step 05 - While Loop in Java - An Introduction

Step 06 - While Loop - Exercises - Cubes and Squares Up to Limit

Step 07 - Do While Loop in Java - An Introduction

Step 08 - Do While Loop in Java - An Example - Cube While User Enters Positive Numbers

Step 09 - Introduction to Break and Continue

Step 10 - Selecting Loop in Java - For vs While vs Do While

Calculate Factorial Of a Number

Find Last Digit Of A Number

Find Number of Digits in a Number

Calculate Sum of Digits of a Number

Reverse a Number

LCM Of A Number

GCD of a Number

Step 01 - Reference Types - How are they stored in Memory?

Step 02 - Java Reference Types - Puzzles

Step 03 - String class - Introduction and Exercise - Print each word and char on

Step 04 - String class - Exercise Solution and Some More Important Methods

Step 05 - Understanding String is Immutable and String Concat, Upper Case, Lower

Step 06 - String Concatenation and Join, Replace Methods

Step 07 - Java String Alternatives - StringBuffer and StringBuilder

Step 08 - Java Wrapper Classes - An Introduction - Why and What?

Step 09 - Java Wrapper Classes - Creation - Constructor and valueOf

Step 10 - Java Wrapper Classes - Auto Boxing and a Few Wrapper Constants - SIZE,

Step 11 - Java Dates - Introduction to LocalDate, LocalTime and LocalDateTime

Step 12 - Java Dates - Exploring LocalDate - Creation and Methods to play with D

Step 13 - Java Dates - Exploring LocalDate - Comparing Dates and Creating Specif

Step 14 - Java Reference Types - Conclusion

Step 01 - Understanding the need and Basics about an Array

Step 02 - Java Arrays - Creating and Accessing Values - Introduction

Step 03 - Java Arrays - Puzzles - Arrays of Objects, Primitive Data Types, toStr

Step 04 - Java Arrays - Compare, Sort and Fill

Step 05 - Java Arrays - Exercise - Create Student Class - Part 1 - Total and Ave

Step 06 - Java Arrays - Exercise - Create Student Class - Part 2 - Maximum and M

Step 07 - Introduction to Variable Arguments - Need

Step 08 - Introduction to Variable Arguments - Basics

Step 09 - Introduction to Variable Arguments - Enhancing Student Class

Step 10 - Java Arrays - Using Person Objects and String Elements with Exercises

Step 11 - Java String Arrays - Exercise Solutions - Print Day of Week with Most

Step 12 - Adding and Removing Marks - Problem with Arrays

Step 13 - First Look at ArrayList - An Introduction

Step 14 - First Look at ArrayList - Refactoring Student Class to use ArrayList

Step 15 - First Look at ArrayList - Enhancing Student Class with Add and Remove

Step 16 - Introduction to Array and ArrayList - Conclusion

Step 01 - Basics of Designing a Class - Class, Object, State and Behavior

Step 02 - OOPS Example - Fan Class - Deciding State and Constructors

Step 03 - OOPS Example - Fan Class - Deciding Behavior with Methods

Step 04 - OOPS Exercise - Rectangle Class

Step 05 - Understanding Object Composition with Customer Address Example

Step 06 - Understanding Object Composition - An Exercise - Books and Reviews

Step 07 - Understanding Inheritance - Why do we need it?

Step 08 - Object is at top of Inheritance Hierarchy

Step 09 - Inheritance and Overriding - with toString() method

Step 10 - Java Inheritance - Exercise - Student and Employee Classes

Step 11 - Java Inheritance - Default Constructors and super() method call

Step 12 - Java Inheritance - Puzzles - Multiple Inheritance, Reference Variables

Step 13 - Java Abstract Class - Introduction

Step 14 - Java Abstract Class - First Example - Creating Recipes with Template M

Step 15 - Java Abstract Class - Puzzles

Step 16 - Java Interface - Example 1 - Gaming Console - How to think about Intef

Step 17 - Java Interface - Example 2 - Complex Algorithm - API defined by extern

Step 18 - Java Interface - Puzzles - Unimplemented methods, Abstract Classes, Va

Step 19 - Java Interface vs Abstract Class - A Comparison

Step 20 - Java Interface Flyable and Abstract Class Animal - An Exercise

Step 21 - Polymorphism - An introduction

Step 01 - Java Collections - Section Overview with Need For Collections

Step 02 - List Interface - Introduction - Position is King

Step 03 - List Interface - Immutability and Introduction of Implementations - ArrayList

Step 04 - List Interface Implementations - ArrayList vs LinkedList

Step 05 - List Interface Implementations - ArrayList vs Vector

Step 06 - List Interface - Methods to add, remove and change elements and lists

Step 07 - List and ArrayList - Iterating around elements

Step 08 - List and ArrayList - Choosing iteration approach for printing and deleting

Step 09 - List and ArrayList - Puzzles - Type Safety and Removing Integers

Step 10 - List and ArrayList - Sorting - Introduction to Collections sort static

Step 11 - List and ArrayList - Sorting - Implementing Comparable Interface in Student

Step 12 - List and ArrayList - Sorting - Providing Flexibility by implementing Comparator

Step 13 - List and ArrayList - A Summary

Step 14 - Set Interface - Introduction - No Duplication

Step 15 - Understanding Data Structures - Array, LinkedList and Hashing

Step 16 - Understanding Data Structures - Tree - Sorted Order

Step 17 - Set Interface - Hands on - HashSet, LinkedHashSet and TreeSet

Step 18 - Set Interface - Exercise - Find Unique Characters in a List

Step 19 - TreeSet - Methods from NavigableSet - floor, lower, upper, subSet, head

Step 20 - Queue Interface - Process Elements in Order

Step 21 - Introduction to PriorityQueue - Basic Methods and Customized Priority

Step 22 - Map Interface - An Introduction - Key and Value

Step 23 - Map Interface - Implementations - HashMap, HashTable, LinkedHashMap

Step 24 - Map Interface - Basic Operations

Step 25 - Map Interface - Comparison - HashMap vs LinkedHashMap vs TreeMap

Step 26 - Map Interface - Exercise - Count occurrences of characters and words in a list

Step 27 - TreeMap - Methods from NavigableMap - floorKey, higherKey, firstEntry

Step 28 - Java Collections - Conclusion with Three Tips

Step 01 - Introduction to Generics - Why do we need Generics?

Step 02 - Implementing Generics for the Custom List

Step 03 - Extending Custom List with a Generic Return Method

Step 04 - Generics Puzzles - Restrictions with extends and Generic Methods

Step 05 - Generics and WildCards - Upper Bound and Lower Bound

Step 01 - Introduction to Functional Programming - Functions are First Class Citizens

Step 02 - Functional Programming - First Example with Function as Parameter

Step 03 - Functional Programming - Exercise - Loop a List of Numbers

Step 04 - Functional Programming - Filtering - Exercises to print odd and even numbers

Step 05 - Functional Programming - Collect - Sum of Numbers in a List

Step 06 - Functional Programming vs Structural Programming - A Quick Comparison

Step 07 - Functional Programming Terminology - Lambda Expression, Stream and Operations

Step 08 - Stream Intermediate Operations - Sort, Distinct, Filter and Map

Step 09 - Stream Intermediate Operations - Exercises - Squares of First 10, Map

Step 10 - Stream Terminal Operations - 1 - max operation with Comparator

Step 11 - Stream Terminal Operations - 2 - min, collect to List

Step 12 - Optional class in Java - An Introduction

Step 13 - Behind the Screens with Functional Interfaces - Implement Predicate Interface

Step 14 - Behind the Screens with Functional Interfaces - Implement Consumer Interface

Step 15 - Behind the Screens with Functional Interfaces - Implement Function Interface

Step 16 - Simplify Functional Programming code with Method References - static and instance methods

Step 17 - Functions are First Class Citizens

Step 18 - Introduction to Functional Programming - Conclusion

Step 01 - Introduction to Threads and Multithreading - Need for Threads

Step 02 - Creating a Thread for Task1 - Extending Thread Class

Step 03 - Creating a Thread for Task2 - Implement Runnable Interface

Step 04 - Theory - States of a Thread

Step 05 - Placing Priority Requests for Threads

Step 06 - Communication between Threads - join method

Step 07 - Thread utility methods and synchronized keyword - sleep, yield

Step 08 - Need for Controlling the Execution of Threads

Step 09 - Introduction to Executor Service

Step 10 - Executor Service - Customizing number of Threads

Step 11 - Executor Service - Returning a Future from Thread using Callable

Step 12 - Executor Service - Waiting for completion of multiple tasks using invokeAll

Step 13 - Executor Service - Wait for only the fastest task using invokeAny

Step 14 - Threads and Multithreading - Conclusion

Step 01 - Introduction to Exception Handling - Your Thought Process during Exceptions

Step 02 - Basics of Exceptions - NullPointerException and StackTrace

Step 03 - Basics of Handling Exceptions - try and catch

Step 04 - Basics of Handling Exceptions - Exception Hierarchy, Matching and Catch

Step 05 - Basics of Handling Exceptions - Need for finally

Step 06 - Basics of Handling Exceptions - Puzzles

Step 07 - Checked Exceptions vs Unchecked Exceptions - An Example

Step 08 - Hierarchy of Errors and Exceptions - Checked and Runtime

Step 09 - Throwing an Exception - Currencies Do Not Match Runtime Exception

Step 10 - Throwing a Checked Exception - Throws in method signature and handling

Step 11 - Throwing a Custom Exception - CurrenciesDoNotMatchException

Step 12 - Write less code with Try with Resources - New Feature in Java 7

Step 13 - Basics of Handling Exceptions - Puzzles 2

Step 14 - Exception Handling - Conclusion with Best Practices

Step 01 - List files and folders in Directory with Files list method

Step 02 - Recursively List and Filter all files and folders in Directory with Stream API

Step 03 - Read content from a File - Files readAllLines and lines methods

Step 04 - Writing Content to a File - Files write method

Step 05 - Files - Conclusion

Step 01 - Getting started with Synchronized

Step 02 - Problem with Synchronized - Less Concurrency

Step 03 - Enter Locks with ReentrantLock

Step 04 - Introduction to Atomic Classes - AtomicInteger

Step 05 - Need for ConcurrentMap

Step 06 - Implementing an example with ConcurrentHashMap

Step 07 - ConcurrentHashMap uses different locks for different regions

Step 08 - CopyOnWrite Concurrent Collections - When reads are more than writes

Step 09 - Conclusion

Java Tip 01 - Imports and Static Imports

Java Tip 02 - Blocks

Java Tip 03 - equals Method

Java Tip 04 - hashCode Method

Java Tip 05 - Class Access Modifiers: public and Default

Java Tip 06 - Method Access Modifiers: public, protected, private, and Default

Java Tip 07 - Final Classes and Final Methods

Java Tip 08 - Final Variables and Final Arguments

Java Tip 09 - Why Do We Need Static Variables?

Java Tip 10 - Why Do We Need Static Methods?

Java Tip 11 - Static Methods Cannot Use Instance Methods or Variables

Java Tip 12 - public static final Constants

Java Tip 13 - Nested Classes: Inner Class vs Static Nested Class

Java Tip 14 - Anonymous Classes

Java Tip 15 - Enum Basics: ordinal and values

Java Tip 16 - Enum: Constructor, Variables, and Methods

Java Tip 17 - Quick Look at Inbuilt Enums: Month, DayOfWeek

Step 01 - Understanding the Need for Java Spring Framework

Step 02 - Getting Started with Java Spring Framework

Step 03 - Creating a New Spring Framework Project with Maven and Java

Step 04 - Getting Started with Java Gaming Application

Step 05 - Understanding Loose Coupling and Tight Coupling

Step 06 - Introducing Java Interface to Make App Loosely Coupled

Step 07 - Bringing in Spring Framework to Make Java App Loosely Coupled

Step 08 - Your First Java Spring Bean and Launching Java Spring Configuration

Step 09 - Creating More Java Spring Beans in Spring Java Configuration File

Step 10 - Implementing Auto Wiring in Spring Framework Java Configuration File

Step 11 - Questions about Spring Framework - What will we learn?

Step 12 - Understanding Spring IOC Container: Application Context & Bean Factory

Step 13 - Exploring Java Bean vs POJO vs Spring Bean

Step 14 - Spring Framework Bean Auto Wiring - Primary and Qualifier Annotations

Step 15 - Using Spring Framework to Manage Beans for Java Gaming App

Step 16 - More Questions about Java Spring Framework - What will we learn?

Step 17 - Exploring Spring Framework with Java

Step 01 - Getting Spring Framework to Create and Manage Your Java Objects

CODE BACKUP and STEP BY STEP CHANGES: For Coding Reference and Debugging

Step 02 - Exploring Primary and Qualifier Annotations for Spring Components

Step 03 - Primary and Qualifier - Which Spring Annotation Should You Use?

Step 04 - Exploring Spring Framework - Different Types of Dependency Injection

Step 05 - Java Spring Framework - Understanding Important Terminology

Step 06 - Java Spring Framework - Comparing @Component vs @Bean

Step 07 - Why do we have dependencies in Java Spring Applications?

Step 08 - Exercise: Solution for Real World Java Spring Framework Example

Step 09 - Exploring Spring Framework With Java

Step 01 - Exploring Lazy and Eager Initialization of Spring Framework Beans

Step 02 - Comparing Lazy Initialization vs Eager Initialization

Step 03 - Exploring Java Spring Framework Bean Scopes - Prototype and Singleton

Step 04 - Comparing Prototype vs Singleton - Spring Framework Bean Scopes

Step 05 - Exploring Spring Beans - PostConstruct and PreDestroy

Step 06 - Evolution of Jakarta EE - Comparing with J2EE and Java EE

Step 07 - Exploring Jakarta CDI with Spring Framework and Java

Step 08 - Exploring Java Spring XML Configuration

Step 09 - Java Annotations vs XML Configuration for Java Spring Framework

Step 10 - Exploring Spring Framework Stereotype Annotations - Component and more

Step 11 - Quick Review - Important Spring Framework Annotations

Step 12 - Quick Review - Important Spring Framework Concepts

Step 13 - Exploring Spring Big Picture - Framework, Modules and Projects

TRAINING FEATURES

Instructor-led Sessions

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Real-life Case Studies

Case studies based on top industry frameworks help you to relate your learning with real-time based industry solutions.

Assignment

Adding the scope of improvement and fostering the analytical abilities and skills through the perfect piece of academic work.

Lifetime Access

Get Unlimited access of the course throughout the life providing the freedom to learn at your own pace.

24 x 7 Expert Support

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Certification

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Track

Week Days

Course Duration

Fast Track

Week Days

40-45 Days

2 Hrs. Per Day

Online

Course Duration

7 Weekends

3 Hrs. Per Day

Online

Fast Track

8 Days

6+ Hrs. Per Day

Online

Date

Type

Schedule

Time

SOLD OUT

24 October 2025

Weekend

SAT - SUN (08 Week)

18:00 To 20:00

29 October 2025

Weekday

MON - FRI (08 Week)

08:00 To 10:00

3 November 2025

Weekend

MON - FRI (08 Week)

10:00 To 00:00

Java/J2EE online training program in Sarajevo Canton

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