Premium
Title Page
12/31/2024
Copyright Page
12/31/2024
Dedication Page
12/31/2024
About the Author
12/31/2024
About the Reviewers
12/31/2024
Acknowledgement
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Preface
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Table of Contents
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1. Introduction to Java Programming
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Introduction
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Structure
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Objectives
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Overview of Java
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Key features
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Java architecture
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Java platforms
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History and evolution of Java
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Rapid adoption
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Oracle years
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Ready for the future
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Importance of Java
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Java’s relevance to modern software development
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New paradigms
12/31/2024
Security
12/31/2024
Setting up the development environment
12/31/2024
Downloading and installing the JDK
12/31/2024
Setting up environment variables
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Verify your installation
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Choosing and configuring an IDE
12/31/2024
Downloading and installing VS Code
12/31/2024
Installing the Java extension pack
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Writing and running your first Java program
12/31/2024
Writing a Java program
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Running a Java program
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Conclusion
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Points to remember
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Case studies
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Multiple choice questions
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Answers
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Questions
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Challenges
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Self-assessment
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2. Core Java Concepts
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Data types and variables
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Variables
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Variable naming conventions
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Constants
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Data types
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Primitive data types
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Reference data types
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Declaring variables
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Variable scope
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Local variables
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Instance variables
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Class variables
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Typecasting and conversion
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Implicit casting
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Explicit casting
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Converting between integers and strings
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Arithmetic operators
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Assignment operators
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Bitwise operators
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Logical operators
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Relational operators
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Ternary operator
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Unary operators
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Control structures
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Conditional statements
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If
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If-else
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Else-if
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Switch
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Looping
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For
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While
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Do-while
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Branching
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Break
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Continue
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Return
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Methods
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More on parameters
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Scope
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Detailed example
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Best practices
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3. Object-oriented Programming Basics
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Introduction to OOP principles
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Encapsulation
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Inheritance
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Polymorphism
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Abstraction
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Defining and using classes and objects
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Defining a class
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Creating an object
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Initializing an object
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Manipulating attributes
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Constructors and overloading
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Constructor overloading use case
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Calling constructors
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Benefits
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Inheritance and the super keyword
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Implementing inheritance
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Full inheritance demonstration
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Polymorphism and method overriding
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Method overriding
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Dynamic method dispatch
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Full implementation
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Access modifiers and encapsulation
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Private
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Protected
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4. Advanced OOP Concepts
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Introduction to interfaces
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Syntax and implementation
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Multiple inheritance
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Default and static methods
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Working with abstract classes
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Abstract class implementation
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Wrapping up abstract classes
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Multiple inheritance in Java via interfaces
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Advantages and use cases
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Practical application
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Functional interfaces and default methods
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Default methods
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Lambdas and method references
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Lambdas
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Method references
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Use cases
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Object lifecycle
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Object creation
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Object use
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Object destruction
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Minimize object creation
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Manage object references
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Explicitly close resources
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Example
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5. Handling Errors and Exceptions
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Understanding Java exception hierarchy
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Throwable class
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Errors vs. exceptions
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Throwable methods
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Checked vs. unchecked exceptions
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Checked exceptions
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Unchecked exceptions
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Try-catch-finally blocks
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Structure of try-catch-finally block
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Try block
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Catch block
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Finally block
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Multiple catch blocks
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Best practices and pitfalls
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Throwing exceptions and exception propagation
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Throwing exceptions
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Exception propagation
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Closer look at the throws keyword
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Creating custom exceptions
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Designing custom exceptions
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Using a custom checked exception
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Custom unchecked exceptions
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Testing exception handling
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Testing checked exceptions
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Testing unchecked exceptions
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Testing custom exceptions
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Exception properties validation
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6. Data Structures and Collections
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Introduction to arrays and ArrayLists
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Implementing arrays
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Implementing ArrayLists
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Java Collection Framework
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Collection operations
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Working with iterators and enhanced for loops
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Iterators
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Enhanced for loops
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Sorting and searching collections
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Sorting collections
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Searching collections
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Comparable vs. Comparator
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Comparable
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Comparator
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Combined use
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Using Java’s utility classes
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Primary utility classes
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Dae
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Calendar
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Random
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Scanner
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7. Concurrency and Multithreading
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Introduction to Java multithreading
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Thread class and Runnable interface
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Video game use case
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Thread class in a video game
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Runnable interface in a video game
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Enterprise banking use case
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Thread class in enterprise banking
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Runnable interface in enterprise banking
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Synchronization and locks
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Using synchronization
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Synchronization example
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Using locks
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Locks example
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Avoiding deadlocks with tryLock
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