Introduction, prerequisites and uses

Modern Java Script and React js

Package Manager (yarn, npm, pnpm, bun with vite)

Environment Setup, download and install with VS Code

Basic Syntex and Folder Structure

JSX and its Attributes

Render Multiple Elements

React fragment

Java script Expression in JSX

CSS styling in React

Tailwind CSS in React

React Components

Module import and Export

Event Propagation in react

Props in react

Arrays in React

JS Map Method in react

Conditional Statement in react

Looping in JSX

Hooks in React

State concept in react

• useState

• useEffect

• useContext

• useCallback

• use Param

• useLocation

• useRef

Fetch API Data in React

Axios With Get & Post

Form in React with Login Form Submition

Use Bootstrap5 in React

Router and create a navbar in react

Component Lifecycle

Animations in React

Project:- Build a web application using React JS.

Introduction:

• Java History and Versions

• Differences between java and others

• Java Features

• Java Naming Conventions

Java Architecture

• Introduction to Java architecture: JDK, JRE, and JVM.

• Java Installation and setup with VS code

• Text-Editors

• Run and Compile a Java Files

• Explain the Java file Structure

Language Fundamentals

• Operators

• Identifiers

• Literals

• Data Types and Type casting

• Java Statements

• Arrays

• Variable and Identifiers

• Data Types and Type casting

• Tokens and Literals in Java

• Operators

• Arrays and Strings in Java

• User input with Scanner Class

• Control Flow Statement in java
• Decision Making Statements :- If-else and switch statement
• Loop Statement :- While, do-while, for and for-each loops
• Jump Statement :- Break and Continue

Methods in Java

• Create and Call Methods

• Parameters and Arguments

• Recursion in Methods

• Method Overloading & Scopes

OOPS

• Introduction

• Class and Objects

• Attributes and Methods with example

• Constructors and its parameters

• Modifiers

• Encapsulations
• set methods

• Inheritance concept (
• sub class
• super class

• Java Methods
• Methods Overloading
• Recursion
• Overloading Vs Overriding

• Java Aggregation

• Polymorphism in Java

• Static, This and final Keyword in java

• Abstraction and interface

• Enums in Java

• Array List, Linked List and List Sorting in Java

• Java Map Interface, and
• HashMap
• HashSet

• Wrapper classes in Java

• Types of classes
• Nested classes
• Member inner Class
• Anonymous Inner class
• Local Inner class
• Static nested class

• Wrapper classes in Java

• Abstraction and interface

• Enums in Java

• Exceptional handling in Java

• Regular expression (RegEx) in Java

• Multi threading in Java

• Synchronization
• Thread Synchronization
• Dead Lock

• I/O Streams in Java

• lambda expression in Java

• File Handling in Java (CRUD)

• Generics in java

• Collection Framework Concepts

Packages:

• What is a package

• Adv. of packages
• Modularity
• Reusability
• Abstraction
• Security

• Types of packages
• Predefined packages
• User defined packages

• Jar files preparation

• Executable Jar files

• Batch files preparation

Annotations:

• What is Annotation

• Adv of annotations

• Comments Vs Annotations

• Built-in Annotations
• Override
• Inherited
• Deprecated
• Target
• Suppress Warnings
• Documented
• Retention

• User Defined Annotations

Networking:

• Standalone Appl. Vs Distributed Appl.

• Client-Server Arch.

• Socket Vs Server Socket

• Network Appl. Arch.

• Socket Programming.

Reflection API:

• Class

• Field

• Method

• Constructor

Garbage Collection:

• Introduction

• Approaches to make an object for GC

• Methods for requesting JVM to run GC

• Finalization

Collection Framework

• Collection Architecure

• List and its implementations
• Array List
• LinkedList

• List Sorting

• Hash Set

• Hash Map

• Queue and its implementations
• Priority Queue
• Blocking Queue
• Priority Blocking Queue
• Linked Blocking Queue

• Iterators
• Iterator
• List Iterator
• Enums

• RegExp

• Exceptions

• Threads

• Lambda

JSP and Servlet

• Introduction to Web Development
• Overview of Web Technologies
• Difference between Java Servlets and CGI
• Introduction to Java EE
• Understanding Web Servers and Application Servers
• Setting Up the Development Environment (Eclipse/VS Code with plugins)

• Servlet Basics
• Introduction to Servlets
• Servlet Lifecycle (init, service, destroy)
• Writing Your First Servlet
• Deployment Descriptor (web.xml)
• Servlet Mapping and URL Patterns
• Handling GET and POST Requests
• ServletConfig and ServletContext

• Advanced Servlet Concepts
• Request Dispatching (forward and include)
• Session Management (Cookies, HttpSession, URL Rewriting)
• Servlet Filters (Introduction to Filters, Creating and Configuring Filters, Use Cases: Logging, Authentication, Compression)
• Error Handling in Servlets
• Listeners in Servlets (Servlet Request Listener, Http Session Listener, ContextListener)

• Introduction to JSP
• Understanding JSP and its Advantages
• JSP vs. Servlets
• JSP Lifecycle
• Writing Your First JSP Page
• Scripting Elements (Scriptlets, Declarations, Expressions)
• JSP Directives (page, include, taglib)
• JSP Implicit Objects (request, response, session, application, out, config, page, pageContext)

• Advanced JSP Concepts
• JSP Actions and Custom Tags (Standard Action Tags-include, forward, param, useBean, setProperty, getProperty), (Introduction to JSTL-JavaServer Pages Standard Tag Library), (Custom Tag Libraries-Creating and Using)
• Expression Language (EL) (Syntax and Operators, Using EL to Access Data, Implicit Objects in EL, Integrating EL with JSP and JSTL
• Error Handling in JSP
• JSP with JavaBeans (Model-View-Controller (MVC) Pattern using JSP and Servlets)

• Integrating JSP and Servlets
• Passing Data between Servlets and JSP
• Using JSP as a View Layer
• MVC Pattern Implementation (Controller {Servlet}, Model {JavaBean}, View {JSP}
• Application Design with JSP and Servlets

• Deployment
• Introduction to RESTful Web Services with Servlets (Creating REST APIs using Servlets, JSON and XML Handling)
• Packaging and Deploying Web Applications (WAR File Structure, Deployment on Tomcat or Other Application Servers)
• Version Control with Git
• Performance Optimization Techniques (Caching Strategies, Minimizing HTTP Requests, Lazy Loading Resources)
• Security Best Practices (Preventing SQL Injection, Cross-Site Scripting (XSS), Cross-Site Request Forgery (CSRF))

JDBC

• Introduction to JDBC
• Overview of JDBC: What is JDBC, Importance of JDBC in Java applications, JDBC Architecture and API components
• Setting Up the Environment: (Installing and setting up JDK, Configuring a database (e.g. MySQL), Setting up a development environment (Eclipse, IntelliJ, or VS Code), Adding JDBC driver libraries to the project)

• JDBC Basics
• Understanding JDBC Drivers:(Types of JDBC drivers (Type 1, Type 2, Type 3, Type 4), Loading and registering JDBC drivers)
• Connecting to a Database: (JDBC URL, Username, and Password, Establishing a connection using DriverManager, Handling SQLException and understanding error codes)
• Basic CRUD Operations: (Create: Inserting records using PreparedStatement, Read: Querying records using Statement and ResultSet, Update: Modifying records using PreparedStatement, Delete: Removing records from the database)

• Advanced JDBC Concepts
• Prepared Statement vs Statement: (Differences between Statement and PreparedStatement, Using PreparedStatement for dynamic queries, Preventing SQL Injection with PreparedStatement)
• Batch Processing: (Introduction to batch processing, Adding multiple queries to a batch, Executing batch updates for performance optimization)
• ResultSet: (Navigating the ResultSet (next, previous, absolute, relative), Working with different types of ResultSet (forward-only, scroll-sensitive, scroll-insensitive), Retrieving data from a ResultSet, Updating a ResultSet and reflecting changes in the database)

• Transaction Management
• Introduction to Transactions: (What is a transaction, ACID properties-Atomicity, Consistency, Isolation, Durability)
• Managing Transactions in JDBC:(Auto-commit mode in JDBC, Manually handling transactions with commit() and rollback(), Savepoints in transactions, Handling transaction isolation levels (READ_UNCOMMITTED, READ_COMMITTED, REPEATABLE_READ, SERIALIZABLE)

• Advanced Database Operations
• Callable Statement: (Calling stored procedures and functions, Passing IN and OUT parameters, Handling CallableStatement results)
• Handling Large Objects (LOBs): (Storing and retrieving BLOBs (Binary Large Objects) and CLOBs, (Character Large Objects), Managing large data efficiently in JDBC)

• Connection Pooling
• Introduction to Connection Pooling: (What is connection pooling, Benefits of using a connection pool
• Implementing Connection Pooling: (Setting up Apache DBCP for connection pooling, Configuring connection pool parameters (e.g., pool size, timeout))

• Error Handling in JDBC
• Error Handling in JDBC: (Understanding SQLException and SQLWarning, Handling SQL exceptions, Logging and debugging database operations, Resource management (closing connections, statements, and result sets), Avoiding common pitfalls (e.g., SQL Injection, inefficient queries))

• Security in JDBC Applications
• Preventing SQL Injection: (Understanding SQL Injection attacks, Using PreparedStatement to prevent SQL Injection, Validating and sanitizing user input)

• Deployment of JDBC
• Packaging and Deploying JDBC Applications: (Creating executable JARs with JDBC dependencies, Configuring databases for production environments, Best practices for deploying JDBC applications in production)
• Maintaining and Scaling JDBC Applications: (Monitoring database connections and performance, Scaling applications to handle larger databases, Planning for database migrations and upgrades, Analyzing and optimizing query performance, Efficient use of indexes and query optimization, Profiling and monitoring JDBC performance)

Introduction to Hibernate

• What is Hibernate (Overview of Object-Relational Mapping (ORM)., Benefits of using Hibernate over JDBC.)

• Setting Up Hibernate (Installing Hibernate and setting up a basic Java project., Adding Hibernate dependencies (Maven/Gradle)., Configuring Hibernate with hibernate.cfg.xml.)

Basic Hibernate Concepts

• Hibernate Configuration (Understanding hibernate.cfg.xml., Configuring database connection settings.)

• Creating Your First Entity (Annotating a Java class with @Entity., Defining primary keys with @Id.)

• Basic CRUD Operations (Create: Saving an entity to the database with session.save()., Read: Retrieving an entity by ID with session.get()., Update: Updating an entity with session.update()., Delete: Deleting an entity with session.delete().)

Mapping Relationships

• One-to-One Relationship (Mapping one-to-one relationships with @OneToOne.)

• One-to-Many and Many-to-One Relationships (Mapping one-to-many and many-to-one relationships with @OneToMany and @ManyToOne.)

• Many-to-Many Relationship (Mapping many-to-many relationships with @ManyToMany.)

Advanced Entity Mapping

• Inheritance Mapping (Single Table strategy, Table Per Class strategy, Joined Table strategy, Using inheritance strategies: @Inheritance(strategy = InheritanceType.SINGLE_TABLE), @Inheritance(strategy = InheritanceType.TABLE_PER_CLASS), and @Inheritance(strategy = InheritanceType.JOINED).

• Component Mapping (Mapping composite types with @Embeddable and @Embedded.)

• Collection Mapping (Mapping collections (lists, sets) with @ElementCollection.)

Querying with Hibernate

• Hibernate Query Language (HQL) (Writing basic HQL queries to retrieve and manipulate data, Using parameters in HQL queries.)

• Criteria API (Introduction to Criteria API for building queries programmatically.)

• Native SQL Queries (Executing native SQL queries and mapping results to entities.)

Transactions and Concurrency

• Transaction Management (Managing transactions with session.beginTransaction(), transaction.commit(), and transaction.rollback().)

• Concurrency Control (Basic understanding of optimistic and pessimistic locking.)

Performance Optimization

• Caching (Introduction to first-level cache., Basic overview of second-level caching (optional for beginners).)

• Lazy vs. Eager Loading (Understanding fetch strategies and their impact on performance.)