☕ Java Programming Roadmap (Complete Note)

This repository contains a structured Java learning path starting from basics to advanced concepts like Collections, OOPs, Multithreading, and Exception Handling.

📌 📚 1. Basics of Java

• 📄 JDK, JRE and JVM
• 📄 First Program
• 📄 Data Types & Variables
• 📄 Literals & Casting
• 📄 Operators
• 📄 Control Statements
• 📄 Methods (Functions)
• 📄 Arrays
• 📄 Strings

📌 🧠 2. OOPs Concepts

🔹 Core OOPs

• 📄 Constructor
• 📄 Basics of OOPs
• 📄 Static Keyword
• 📄 Inheritance
• 📄 Association
• 📄 Polymorphism
• 📄 Final, Casting, Binding
• 📄 Abstraction
• 📄 Encapsulation
• 📄 Object Class & Wrapper Class

🔹 Exception Handling

• 📄 Exception
• 📄 Finally Block
• 📄 Throw & Throws

🔹 Multithreading

• 📄 Thread Life Cycle
• 📄 Thread Scheduler
• 📄 Thread Name & Current Thread
• 📄 Daemon Thread
• 📄 Synchronization
• 📄 Deadlock
• 📄 InterCommunication, ShutdownHook, ThreadPool, ThreadGroup

📌 📦 3. Collection Framework

🔹 Basics

• 📄 Collection Basics
• 📄 Generic vs Non-Generic
• 📄 Extends vs Interface
• 📄 Cursor

🔹 List

• 📄 List
• 📄 ArrayList
• 📄 LinkedList
• 📄 Vector (Stack)

🔹 Queue

• 📄 Queue Basics (Types)
• 📄 LinkedList Queue
• 📄 PriorityQueue
• 📄 ArrayDeque

🔹 Set

• 📄 Set Basics
• 📄 HashSet
• 📄 LinkedHashSet
• 📄 TreeSet (Sorted Set)
• 📄 EnumSet

🔹 Map

• 📄 Map Basics
• 📄 Hashtable
• 📄 HashMap
• 📄 Hashtable vs HashMap
• 📄 LinkedHashMap
• 📄 TreeMap (Sorted Map)