Programming in Java

What you will learn

1. Introduction to JAVA

   • Overview and Features of Java
   • Programming Language
   • Architecture Of Java
   • JDK, JVM, JRE overview
   • Discussion on Source Code and Bytecode
   • “Hello World” on JAVA
   • Editors and Eclipse IDE

2. Basics of JAVA programming language

   • Data types and Variables
   • Keywords in JAVA
   • Common Operators in JAVA
   • Primitive Datatypes
   • Introduction to Strings datatype
   • Datatypes Casting - Widening & Narrowing
   • Conversions
   • For, While loops
   • Switch case and if blocks
   • Basic Programs using the learned concepts.

3. Methods/Functional programming in JAVA

   • Methods, & Classes overview
   • Discussion on industry standards
   • Method Structure MARlaration
   • Method calls type and return type.
   • Method Parameters Scope
   • Static methods and Intro to static keyword
   • Packages and Static imports

4. Arrays and Strings

   • Intro to Arrays
   • Properties and functionality of an array
   • Strings Methods and Properties
   • Basic Programs on Strings and Arrays
   • Mutable and Immutable Strings
   • String Buffer and String Builder
   • Command-line arguments using args[]

5. OOPs (Object Orientation Programming)

   • Overview
   • Need and Benefits of OOP
   • Pillars of OOPs
   • “new” Keyword
   • Discussion on HEAP memory and Garbage
   • Collector
   • Constructors
   • Super and This Keyword
   • “static” keyword w.r.t. to OOP

6. Pillar 1: Encapsulation

   • Access modifiers
   • Setter and getters
   • Final keyword

7. Pillar 2: Inheritance

   • Importance of Inheritance and Types of Inheritance
   • Single Inheritance Multi-Level Inheritance
   • Hierarchical
   • Inheritance
   • Super keyword w.r.t. to Inheritance
   • Access modifier w.r.t. to Inheritance
   • Intro to Object Class Methods

8. Pillar 3: Polymorphism

   • Method Overloading
   • Method Overriding
   • Runtime and Compile time polymorphism toString, equals method manual overriding
   • Override Annotation

9. Pillar 4: Abstraction

   • Discussion for Abstraction
   • Abstract keyword
   • Difference between concrete and abstract
   • Methods
   • Interfaces
   • Marker Interface and its usage
   • Intro to Functional Interface
   • Lambda /Innerclasses and Functional
   • Interfaces

10. Exception handling

    • Exceptions and Errors in JAVA
    • Exception class Hierarchy
    • Try, catch and finally block
    • Try with Resource and Autocloseables
    • Throw and throws keywords
    • Default Exception Handler
    • Custom User Defined Exception Handler
    • Corner cases and best pratices.

11. Collection Framework in JAVA

    • Collection Interface hierarchy
    • ArrayList
    • Set
    • LinkedList
    • Traversing using Iterators
    • Fail-Safe and Fail-Fast Way of using Collection
    • Comparator and Comparable usage
    • Map Interface Hierarchy
    • HashMap
    • Purpose of various Collection Classes

12. File Handling and I/O

    • Various File Types
    • Common filetype and Usage
    • File operations using Java
    • InputStream and OutputStream in Java
    • Read and Write Operation on a text file using Stream
    • Serialization and Deserialization and best pratices.

13. Multi-Threading

    • Parallel Processing Computation and its
    • Advantage
    • Thread in JAVA
    • Achieving Multi-Threading in JAVA using Thread class and Runnable interface
    • Thread Pool
    • Thread State and its Lifecycle
    • Deadlock event
    • Concurrency and Thread Safety
    • Synchronization
    • Volatilite keyword for visibility
    • Atomic Integer

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