Introduction to Spring

Spring Docs

Prerequisites

IDE for Spring

IoC and DI

First Spring Boot App

Spring vs Spring Boot

DI using Spring Boot

Autowiring in Spring Boot

Quiz 1

Spring 1st Project

Spring Bean XML Config

Object Creation

Scopes

Setter Injection

Ref Attribute

Constructor Injection

Creating Interface

Autowiring

Primary bean

Lazy Init Bean

GetBean by Type

Inner Bean

Quiz 2

Java Based Config

Bean Name

Scope Annotation

Autowire

Primary and Qualifier

Component Stereotype Annotation

Autowire Field, Constructor, Setter

Primary Annotation

Scope and Value Annotation

Quiz 3

Spring to Spring Boot

Using Annotations in Spring Boot

Different Layers

Service Class

Repository Layer

Quiz 4

Spring JDBC Introduction

Creating a Spring JDBC Project

Student Service and Repo

JDBCTemplate

Schema and Data files

RowMapper

Spring JDBC Postgres

Quiz 5

Web App Introduction

Creating a Servlet Project

Running Tomcat

Servlet Mapping

Responding to the Client

Introduction to MVC

Creating a Spring Boot Web App Project

Creating a JSP Page

Creating a Controller

RequestMapping

Sending data to Controller

Accepting Data the servlet way

Display Data on Result Page

RequestParam

Model Object

Setting Prefix and Suffix

ModelAndView

Need for ModelAttribute

Using ModelAttribute

Quiz 6

Spring MVC Introduction

Creating a Spring MVC Project

Running Tomcat in Eclipse

Dispatcher Servlet

Configuring the DispatcherServlet

Internal Resource View Resolver

Summary

Quiz 7

Building Job App

Creating a Project

Understanding Views

Home and AddJob Controller

Handling Form

Working with Layers

View Data

Summary for Job Webapp

Rest using Spring Boot Introduction

What is REST?

Http Methods

Understanding the React UI

Working with Postman

Creating a Rest Controller

Connecting React and Spring

PathVariable

Sending Data and RequestBody

Put and Delete Mapping

Content Negotiation

Quiz 8

Spring Data JPA Introduction

What is ORM and JPA

Creating Table and Inserting Data

FindAll

FindById

JPQL Query

Update and Delete

JPA in Job App

Loading Data and Entity

Search by Keyword

React UI for Search

React UI for Update and Delete

Quiz 9

Project introduction

Running and Understanding the React UI Code

Spring Boot Project Setup

Creating Product Model and Table

Fetching All Products from DB

ResponseEntity

Fetch Product By Id

Add Product with Image

Fetch Product Image

Update and Delete Product

Search

Order Checkout Walk Through

Diagram for the Project

Running the Application Before Getting Started

Creating the DTO's for Order

Creating Models for Order

Creating Order Controller

Place Order in Service Part 1

Place Order in Service Part 2

Get all Orders

Spring Data Rest Introduction

Creating a Data Rest Project

Running the Project

Update and Delete

Quiz 10

Spring AOP Introduction

Logging the Calls

AOP Concepts

Before Advice

JoinPoint

After Advice

Performance Monitoring using Around Advice

Validating the input using Around Advice

Quiz 11

Importance of Security

OWASP Top 10

Creating a Spring Security Project

Default login form

Spring Security Filters

Session ID

Setting username and password

Basic Auth using Postman

What is CSRF

Error without CSRF Token

Sending CSRF Token

Same Site Strict

Security Configuration

Disabling CSRF Token

Without Lambda

Getting ready for user database

Working with Multiple Users

Creating User table and db properties

AuthenticationProvider

Creating a UserDetailsService

User Repository

UserDetails and UserPrincipal

Summary till now

What is Bcrypt

User Registration

BCrypt Encoding for User Registration

Setting Password Encoder

Quiz 12

Plan to secure Job App Project

Cross Origin

Adding Security Configuration

Job App is Secure Now

Encryption and Decryption

Digital Signature

Why JWT?

What is JWT?

Project Setup for JWT

Custom Login

Generating token

Token Generated

Creating a JWT Filter

Setting AuthToken in SecurityContext

Validating Token

JWT Summary

Implementing OAuth2

Google Oauth2 Login

Github Login

Quiz 13

Docker Introduction

What problem we are trying to solve

Solution with Virtualization

Solution with Containerization

What is Docker

Docker Setup

Running first container

Docker commands

Docker Architecture

Running JDK Docker Container

Packing the Spring Boot web app

Running Spring Boot Web app on Docker

DockerFile for Docker Images

Web app with Postgres

Docker compose

Running multiple containers

Docker Volumes

Quiz 14

What is cloud

Which Cloud

AWS account signup process

AWS services and IAM account

Simple Web App Project

Deploying on Elastic Beanstalk

Spring Proj with DB+

Creating database in AWS RDS

Deploying app on Beanstalk

Introduction to ECS

Configuring AWS CLI

Creating Cluster and Task

Running the task for Postgres

Pushing the docker image to ECR

Running Java App Task

Quiz 15

What are microservices

Cloud Native

Quiz App Project Setup Part-1

Quiz App Project Setup Part-2

Quiz App Project Setup Part-3

Quiz App Project Setup Part-4

Quiz App Project Setup Part-5

Quiz App Project Setup Part-6

Quiz App Project Setup Part-7

Quiz App Project Setup Part-8

Building Microservices Introduction Part- 9

Creating a Question Service Part-1

Creating a Question Service Part-2

Running the Question Service Part-3

Creating a Quiz Service Part-4

Need of Service Discovery

Creating a Service Registry

Working with Feign

Microservice is calling a Microservice

Completing the 2 Microservices

Load Balancing

API Gateway

Quiz 16

Spring AI Introduction

Why Spring AI

Spring AI Docs

Creating a Spring AI Project

Create OPENAI api key

Asking Question to Open AI Model

Working with ChatClient

ChatResponse and MetaData

ChatClient Builder

Spring AI Memory Advisor

Running Model Locally with Ollama

Spring AI with Ollama

Prompt Template

Implementing Prompt Template

What are embeddings

Embedding using API Client

Embedding using Spring AI

What is Cosine Similarity

Cosine Similarity implementation

Vector Database Introduction

Simple Vector Store

Token Text Splitter

PG Vector Store Introduction

PG Vector Store Configuration

PG Vector store Implementation

Redis Vector Store Config

Redis Vector Store Implementation

What is RAG

RAG Implementation

OpenAI Image Model

ImagePrompt and Response

Image Options

Describe Image

Implementing describe Image

Audio Models Introduction

Audio Transcription Model Speech to text

Speech to Text part 2

Audio Transcription Options

Audio Speech Model TTS

Audio Speech Options

Structured Output Converter

List Output Converter

Bean Output Converter

Bean Output Converter with List

Quiz 17

Ecom Project Introduction

New Ui With Ai

Getting the project ready for AI

Mapping the Product Controller

Building Service with ChatClient

Working AI Image Generator 1

Working with AI Image Generator 2

Introduction to Ask AI Feature

Adding the Order Feature Files

Setting Up PGVector

Creating ChatBotController

Chat bot Service with AI Call

Embedding the Product Data

Update product in vector store

Add Order in the Vector Store

Git Version Control

History of git

Git Setup

Git Init

Git commit

Git skipping the staging area

Git diff

Git remove file

Github repository

Adding files to remote repository

Git tag

Git clone a project

Git branch create

Git delete branch

Git branch pushing to remote repository

Git branch how it works

Git merge

Git rebase

Git merge conflict

Git time travel

Git stash

Git fork

Git Pull Request

Quiz 18