Java Programming Course in Delhi

Course Overview

Java Programming at White Fortress Academy teaches one of the most widely used languages in software development. Java powers business applications, backend systems and many enterprise projects.

The course starts with Java syntax and program structure, then moves to classes and object-oriented programming, exception handling and file handling. You finish by planning and building a mini application.

Every topic is taught through programs you write yourself, with code review so you learn to write clean, readable Java.

Who Should Join This Course?

Students and graduates who want a software development career, beginners who want to learn object-oriented programming properly, and learners preparing for Java-based interviews.

Course Curriculum

27 modules · 81 topics

Java Syntax & Program Structure

6 modules

JDK, JRE & JVM

3 topics

JDK, JRE & JVM
JDK vs JRE vs JVM
Compiler & launcher tools
Bytecode & class files
Platform independence
Setup & Tools
Installing the JDK
Setting environment variables
Choosing an IDE (IntelliJ, Eclipse)
Checking the installed Java version
How Java Runs & Features
Compile once, run anywhere
JIT compiler & garbage collection
Object-oriented & secure
Java editions (SE, EE, ME)

Your First Program

3 topics

Writing Hello World
Class declaration
main method signature
Printing output
Saving a source file
Structure, Comments & Naming
Statements & semicolons
Single-line & block comments
Javadoc comments
Naming conventions (camelCase)
Compile & Run Errors
Compile & run steps
Syntax errors
Missing semicolon & brace errors
Case sensitivity mistakes

Data Types & Operators

3 topics

Variables & Data Types
int, double, char, boolean
Declaring & initialising variables
Constants with final
Implicit & explicit type casting
Operators
Arithmetic operators
Relational & logical operators
Assignment & increment operators
Ternary operator
User Input
Scanner class
nextInt, nextDouble, nextLine
Simple calculator program

Control Flow

3 topics

Decision Making
if, else if, else
switch statement
Enhanced switch expressions
Grade calculator exercise
Loops
for loop
while & do-while loops
Enhanced for loop
Sum & factorial programs
Nested Loops & Jumps
Star pattern printing
Multiplication tables
Breaking out & skipping iterations
Labeled break

Arrays & Methods

3 topics

Arrays
Declaring & initialising arrays
Looping with array.length
2D arrays
Arrays class: sort & toString
Methods
Parameters & return types
Method overloading
Pass by value
Static methods
Array Practice & Arguments
Find max, min & average
Reverse & search an array
Command-line arguments in main
Parsing command-line numbers

Strings

3 topics

String Basics
String literals & String pool
Immutability of String
Comparing strings correctly
Concatenation
String Methods
length, charAt, substring
indexOf & contains
toUpperCase, trim, replace
split & join
StringBuilder & Practice
StringBuilder append & insert
String vs StringBuilder
Palindrome check
Vowel count & word reverse

Classes & OOP in Java

7 modules

Classes & Objects

3 topics

Classes & Objects
Fields & methods
Creating objects with new
Object references
Instance vs static members
Constructors
Default constructor
Parameterised constructor
Constructor overloading
Constructor chaining
this Keyword & Practice
this for fields
Calling another constructor of the same class
Student class exercise
Bank account class exercise

Inheritance

3 topics

Inheritance Basics
extends keyword
Single & multilevel inheritance
IS-A relationship
Object class as root
super & Overriding
Calling the parent constructor
Calling the parent method
Method overriding rules
Override annotation
final & static
final variable, method, class
Static variables & blocks
Static methods
Why Java has no multiple class inheritance

Polymorphism

3 topics

Polymorphism Concepts
One interface, many forms
Parent reference, child object
Upcasting & downcasting
instanceof operator
Compile-time vs Run-time
Overloading (compile-time)
Overriding (run-time)
Dynamic method dispatch
Fields are not overridden
Examples
Shape area calculator
Animal sounds demo
Payment types example
Polymorphic arrays

Abstraction & Interfaces

3 topics

Abstract Classes
abstract keyword
Abstract methods
Constructors in abstract classes
Abstract vs concrete class
Interfaces
Declaring an interface
implements keyword
Multiple interface implementation
Interface constants
Modern Interface Features
Default methods
Static methods in interfaces
Functional interface basics
Abstract class vs interface

Packages & Access Modifiers

3 topics

Packages
package declaration
Folder structure of packages
import & static import
Built-in packages
Access Modifiers
public & private
protected
Default (package-private)
Access level comparison
Encapsulation & Design
Private fields with getters/setters
Data hiding & validation
Immutable class design
Employee class design example

Inner Classes & Wrappers

3 topics

Inner Classes
Member inner class
Static nested class
Anonymous class
Local & lambda intro
Wrapper Classes
Integer, Double, Character
Autoboxing & unboxing
parseInt & valueOf
Integer caching & null pitfalls
Enums
enum declaration
Enum with fields & methods
Enum values & positions
Enums in switch

OOP Practice

3 topics

Student Management System
Student class with fields
Add, view & remove students
Search by roll number
Marks & grade calculation
Library & ATM Projects
Book & Member classes
Issue & return books
ATM balance, deposit, withdraw
PIN check & mini statement
Revision
OOP concepts quiz
Code reading exercises
Spot the error challenge

Exception Handling

4 modules

try, catch & finally

3 topics

Basics of Exceptions
What is an exception
try & catch blocks
finally block
Program flow with exceptions
Catching Multiple Exceptions
Multiple catch blocks
Multi-catch blocks
Order of catch blocks
Nested try blocks
Hierarchy & Resources
Throwable, Exception, Error
try-with-resources
AutoCloseable interface
Reading exception messages

Checked & Unchecked Exceptions

3 topics

Exception Types
Checked exceptions
Unchecked (runtime) exceptions
Errors vs exceptions
Compiler enforcement rules
Common Exceptions
NullPointerException
ArrayIndexOutOfBoundsException
NumberFormatException
ArithmeticException & ClassCastException
Strategies & Debugging
Handle or declare
Validating input first
Reading stack traces
Using IDE debugger breakpoints

throw & throws

3 topics

throw & throws Keywords
Throwing an exception
throws in method signature
throw vs throws
Throwing in validation checks
Propagating Exceptions
Call stack unwinding
Letting callers handle
Propagation through layers
Unhandled exception in main
Rethrowing & Contracts
Rethrowing in catch
Wrapping with a cause
Method contracts & documentation
Overriding with throws rules

Custom Exceptions

3 topics

Creating Custom Exceptions
Extending Exception
Extending RuntimeException
Constructors with message & cause
InsufficientBalanceException example
Design & Best Practices
When to create your own
Checked vs unchecked choice
Meaningful messages
Logging exceptions
Practice
Age validation exception
Bank withdraw with custom exception
Login failure handling
Do not swallow exceptions

File Handling

4 modules

The File Class

3 topics

File Class Basics
Creating a File object
Creating a new file
Checking & deleting files
Relative vs absolute path
Paths & Directories
mkdir & mkdirs
File separators
Path & Paths basics
Current working directory
Properties & Listing
getName, getPath, length
isFile & isDirectory
canRead & lastModified
Listing directory contents

Text Files

3 topics

Reading Text Files
FileReader
Reading line by line with a buffered reader
Scanner on a File
Reading until end of file
Writing Text Files
FileWriter
BufferedWriter & PrintWriter
Appending to a file
Closing & flushing
Errors & Practice
FileNotFoundException
IOException handling
try-with-resources for files
Word & line counter exercise

Streams

3 topics

Byte & Character Streams
InputStream & OutputStream
FileInputStream & FileOutputStream
Reader & Writer classes
When to use which
Serialization Basics
Serializable interface
ObjectOutputStream
ObjectInputStream
transient keyword
Stream Practice
Copy a file byte by byte
Buffered streams for speed
Save & load an object
Count characters in a file

Saving Application Data

3 topics

Data Formats
Plain text lines
CSV format
Delimiters & splitting text
Properties files
Contact Book with File Storage
Contact class design
Add, search & delete contacts
Save contacts to CSV
Handling a missing file
Loading Data
Load at startup
Parsing lines into objects
Skipping bad records
Backup before overwrite

Mini Application Development

5 modules

Planning an Application

3 topics

Requirements & Design
Gathering requirements
Defining the problem statement
User stories & features
Choosing a project idea
Class Design
Identifying classes
Fields & methods list
Relationships between classes
Simple UML class sketch
Task Breakdown
Splitting work into tasks
Menu flow chart
Milestones & timeline
Package layout plan

Collections

3 topics

Lists & Maps
ArrayList basics
ArrayList vs LinkedList
HashMap key-value pairs
HashSet & uniqueness
Collections Framework
Collection & List interfaces
Generics type parameters
Collections utility class
TreeMap & LinkedHashMap
Sorting, Searching & Iterators
Sorting collections
Comparable & Comparator
Iterator & ListIterator
contains & indexOf searching

Threads & GUI Intro

3 topics

Basic Multithreading
Thread class & Runnable
Starting vs running a thread
Pausing & waiting for threads
Thread safety intro
Simple GUI with Swing
JFrame window
JButton & JLabel
JTextField input
Simple calculator form
Events & Layouts
ActionListener
Lambda event handlers
FlowLayout & BorderLayout
GridLayout

Putting It Together

3 topics

Integration
Connecting classes & packages
Exceptions across layers
File load & save integration
Menu-driven main class
Billing System Using Collections
Product & Item classes
ArrayList of cart items
Total, tax & discount
Printing a bill
Quiz Application with Scoring
Question class & options
Storing questions in a list
Score & percentage
Saving high scores to file

Testing & Code Review

3 topics

Testing & Debugging
Test cases & expected output
Manual testing checklist
JUnit basics
IDE debugger & breakpoints
Code Review
Peer code review
Naming & formatting checks
Removing duplicate code
Edge case review
Documentation & Presentation
README file
Javadoc comments
Demo script
Final project presentation

AI-Assisted Java Coding

1 module

Using AI in Java Projects

3 topics

Working with AI Assistants
What AI assistants can do
Prompting for classes & methods
Giving context & requirements
Asking for step-by-step explanations
Debugging with AI
Explaining stack traces
Pasting minimal reproducible code
Comparing suggested fixes
Learning the cause, not only the fix
Reviewing AI Output
Compiling & running AI code
Writing JUnit tests for it
Spotting made-up APIs
Academic honesty & responsible use

Practice Projects

Project 1	Student management system
Project 2	Library or inventory application
Project 3	ATM simulation
Project 4	Contact book with file storage
Project 5	Quiz application with scoring
Project 6	Billing system using collections

Tools & Technologies

Eclipse IDE JDK VS Code Git & GitHub

Career Opportunities

Trainee Java Developer

Start in application development with the language most companies still use.

Backend Developer (Entry Level)

Java is widely used for server-side applications and business systems.

Software Developer

Build and maintain software for companies across industries.

Competitive Programmer

Use Java for coding challenges, contests and interviews.

Course Details

Duration	3 Months (individual course)
Mode	Offline (Delhi Centre) / Online Classes Available
Batch Timing	Morning & Evening Batches (Mon–Sat)
Eligibility	Basic computer knowledge required. No prior programming experience needed.
Certificate	Completion Certificate from White Fortress Academy provided on passing
Support	Live project assignments + Code review sessions + Placement guidance

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Frequently Asked Questions

How long is the Java Programming course in Delhi?

The Java Programming course takes 3 months. Batches run in the morning and evening, Monday to Saturday.

Is Java hard for beginners?

Java is strict about structure, so we teach it step by step with short programs in every class before moving on to OOP and the mini application.

Do I need any prior knowledge to join?

Basic computer knowledge required. No prior programming experience needed.

Is the Java Programming course offline or online, and what are the batch timings?

Mode: Offline (Delhi Centre) / Online Classes Available. Batch timing: Morning & Evening Batches (Mon–Sat).

Will I get a certificate after the Java Programming course?

Yes. White Fortress Academy provides a completion certificate on passing the course.

Which tools will I use in the Java Programming course?

You will work with Eclipse IDE, JDK, VS Code, Git & GitHub.

What jobs can I aim for after the Java Programming course?

Roles related to this skill include Trainee Java Developer, Backend Developer (Entry Level), Software Developer and Competitive Programmer. Hiring depends on your skills and the market. The academy's support includes live project assignments, code review sessions and placement guidance.

What is the fee for the Java Programming course, and can I try a demo class?

The fee is not listed on this page, so please ask the centre for the current fee and the next batch date. Call or WhatsApp +91 88104 71374, or visit 53, Maujpur Main Road, Opp. HDFC Bank, Delhi 110053 (Monday to Saturday, 9:00 AM to 8:00 PM). A free demo class is available.

Course Overview

Who Should Join This Course?

Course Curriculum

Java Syntax & Program Structure

JDK, JRE & JVM

Your First Program

Data Types & Operators

Control Flow

Arrays & Methods

Strings

Classes & OOP in Java

Classes & Objects

Inheritance

Polymorphism

Abstraction & Interfaces

Packages & Access Modifiers

Inner Classes & Wrappers

OOP Practice

Exception Handling

try, catch & finally

Checked & Unchecked Exceptions

throw & throws

Custom Exceptions

File Handling

The File Class

Text Files

Streams

Saving Application Data

Mini Application Development

Planning an Application

Collections

Threads & GUI Intro

Putting It Together

Testing & Code Review

AI-Assisted Java Coding

Using AI in Java Projects

Practice Projects

Tools & Technologies

Career Opportunities

Trainee Java Developer

Backend Developer (Entry Level)

Software Developer

Competitive Programmer

Course Details

Explore More Programming Courses

Frequently Asked Questions

Start Learning Java Programming Today!