Introduction to Java

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Introduction to Java provides participants with a practical foundation in Java programming and object-oriented application development. The training covers Java syntax, control structures, arrays, classes, inheritance, polymorphism, exception handling, multithreading, and database connectivity using JDBC. Through hands-on exercises, participants will develop the skills needed to create and understand robust Java applications.

 

Duration: 5 days – 35 hrs.

Overview

The Introduction to Java Training Course is designed to provide participants with a strong foundation in Java programming and object-oriented application development. The course introduces the core principles of Java technology, programming syntax, data types, control structures, classes, inheritance, polymorphism, exception handling, and essential Java APIs. Participants will also gain practical experience using the Eclipse IDE to write, compile, and execute Java programs, along with hands-on exercises in multithreading and database connectivity using JDBC. This training is ideal for professionals and aspiring developers who want to strengthen their Java programming skills, prepare for Oracle Certified Java Programmer certification, or pursue opportunities in Java and Android application development. By the end of the course, participants will be able to apply fundamental Java concepts to create structured, object-oriented applications and build a solid foundation for more advanced Java development.

 

Learning Objectives

  • Write, compile, and execute a Java program using the Eclipse IDE
  • Create programs that make use of Object- Oriented Programming concepts such as inheritance and polymorphism
  • Use Java’s exception handling framework
  • Write parallel-processing applications through multi-threading
  • Access databases using JDBC

 

Audience

  • Aspiring Java Developers: Individuals who want to build a strong foundation in Java programming and begin a career in software development.
  • Software Developers: Developers who want to strengthen their Java programming and object-oriented development skills.
  • Application Developers: Professionals interested in creating robust, maintainable, and object-oriented applications using Java.
  • IT Professionals: IT professionals who want to expand their programming skills and add Java development to their technical expertise.
  • Students and Programming Learners: Students and individuals with programming experience who want to learn Java and understand its core development concepts.
  • Career Changers: Professionals transitioning into software development who want to develop practical Java programming skills.
  • Java Certification Candidates: Individuals preparing to pursue Java-related certifications and looking to strengthen their understanding of Java fundamentals and programming concepts.
  • Web and Android Developers: Developers interested in expanding their programming knowledge and exploring Java-based application development.

 

Pre- requisites 

  • . Prior structured programming experience is required.

 

Course Content

The Java Platform

  • What is Java?
  • Java Virtual Machine
  • Java Development Process
  • Java SE, EE, and ME

 

Java Development Overview

  • Writing Your First Java Application
  • Compiling and Running Java Programs
  • The Eclipse IDE

 

Java Language Fundamentals

  • Elements of a Java Program
  • Identifiers
  • Literals and Data Types
  • Operators

 

Getting User Input

  • Using Scanner
  • Using JOptionPane

 

Control Flow Structures

  • Decision Control – if, if-else, switch
  • Repetition Control – for, while, do-while
  • Transfer of Control – continue, break


Java Arrays

  • Declaring Arrays
  • Creating Arrays
  • Accessing Array Elements
  • Determining the Number of Elements in an Array
  • Creating Multi-Dimensional Arrays
  • Command-line Arguments

 

Object Oriented Programming Concepts

  • Basic OOP Concepts
  • Understanding Classes
  • Declaring Object References
  • Creating Objects
  • Accessing Methods
  • Accessing Static Methods
  • Accessing Attributes
  • Passing by Value vs Reference
  • Comparing Objects

 

Essential Java Classes

  • The Object Class
  • The Math Class
  • String and StringBuilder
  • Wrapper Classes
  • The System Class
  • Using ArrayList
  • Using HashMap
  • Generics
  • Generating Random Numbers
  • Formatting Numbers
  • Formatting Dates

 

Creating Your Own Classes

  • Declaring Classes
  • Declaring Attributes
  • Declaring Methods
  • THE This reference
  • Method overloading
  • Constructors
  • Finalizers
  • Creating Enum Types
  • Importing and Creating Packages

 

Inheritance, Interfaces, and Polymorphism

  • Reusing Code by Inheritance Creating Abstract classes
  • Creating Abstract Methods
  • Creating Final Classes
  • Creating Final Methods
  • Creating Final Attributes
  • Declaring and implementing Interfaces
  • Understanding Polymorphism
  • Member Visibility – private, protected, public

 

Exception Handling

  • Defining Exceptions
  • Catching Exceptions using try-catch
  • Understanding the finally Block
  • Throwing Exceptions
  • Creating Your Own Exception Types

 

Multi-Threading

  • Creating Threads
  • Controlling Threads
  • Understanding Thread Priorities
  • Avoiding Race Conditions
  • Thread Synchronization

 

Inner Classes, Anonymous Inner Classes, Lambdas

  • Inner Classes
  • Method Local Inner Classes
  • Anonymous Inner Classes
  • Functional Interfaces
  • Lambda Expressions

 

Accessing Databases Using JDBC

  • Components of a JDBC application
  • Connecting to a Database
  • Retrieving and Processing Data
  • Preventing SQL Injection Using Prepared Statement
  • Inserting, Updating, and Deleting Data

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Course Outline

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  • FIFO and FEFO principles, applications, and limitations.
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  • Replenishment of picking locations.
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