Spring Boot OAuth2 Social Login with Google Example

Learn how to implement social login using Google for an existing Spring Boot application using Spring Boot OAuth2 client library. And after successful OAuth2 authentication: Register new user if the user's info does not exist in the database, else update existing user's info. Here are the steps to code social login with Google: - Create Google OAuth Credentials - Configure Spring Security OAuth2 Client - Update database table & Entity class (add info about authentication provider) - Update login page - Code Custom OAuth User & OAuth User Service classes - Configure Spring Security for OAuth2 authentication - Implement Authentication Success Handler - Update CustomerServices: register new / update existing user Key technologies: - Spring Boot Web - Spring Data JPA - Spring Security - Spring OAuth2 Client - Thymeleaf - Bootstrap & jQuery - MySQL database Software programs: - Java Development Kit (JDK) - Spring Tool Suite IDE (STS) - MySQL server & MySQL Workbench For the companion tutorial, visit: https://www.codejava.net/frameworks/spring-boot/oauth2-login-with-google-example #springsecurity #oauth2 #google #login #java #springframework #springboot