Springs - Java Programmer

Programmes

1. Program: Implement a simple Spring bean configuration. import org.springframework.context.annotation.Bean; import org.springframework.context .annotation.Configuration; @Configuration public class AppConfig { @Bean public HelloWorld helloWorld() { return new HelloWorld(); } } 2. Program: Create a Spring bean with a dependency injected through constructor. public class Employee { private final String name; public Employee(String name) { this.name = name; … Read more

Interview Questions

1.What is the Spring framework, and what are its key features? Answer:“The Spring framework is an open-source Java platform that provides comprehensive infrastructure support for developing robust Java applications. Its key features include dependency injection, aspect-oriented programming, easy integration with various frameworks, and support for various application architectures.” 2.Explain the concept of dependency injection in … Read more

Spring Security Remember Me

Spring Security provides a “Remember Me” feature that allows users to stay logged in even after they close and reopen the web application. This feature is typically implemented using a persistent token, such as a cookie, to remember the user’s identity. Here’s how you can implement the “Remember Me” feature in a Spring Security application: … Read more

Spring Security Based Authentication

Spring Security provides built-in support for form-based authentication, allowing you to create login pages and handle user authentication using a web form. Here’s how to implement form-based authentication with Spring Security: Create a Spring Boot Project: Start by creating a Spring Boot project using your preferred IDE or Spring Initializer. Make sure to include the … Read more

Spring Security Custom Login

Creating a custom login page with Spring Security involves creating a custom login form and configuring Spring Security to use it. Here’s how you can create a custom login page with Spring Security step by step:Create a Custom Login Page: First, create your custom login page (e.g., custom-login.html) using your preferred HTML template engine or … Read more

Spring Security Login-Logout

A Spring Security login-logout module is a common requirement for securing web applications. Here’s an example of how to create a simple Spring Security login and logout module using Spring Boot and Java configuration:Create a Spring Boot Project: Start by creating a Spring Boot project using your preferred IDE or Spring Initializer. Make sure to … Read more

Spring Security Project using Java Configuration

Certainly! You can configure Spring Security in a Java-based Spring project using Java configuration. Java-based configuration allows you to define your security settings using Java code instead of XML configuration files. Below, I’ll provide a step-by-step guide on how to create a Spring Security project using Java configuration:1.Create a Spring Boot Project:Start by creating a … Read more

Spring Security Project

Spring Security is a powerful framework for securing Java-based applications. It provides comprehensive security features for authentication, authorization, and protection against common security vulnerabilities. Spring Security is often used in conjunction with the Spring Framework to build secure web applications. Here are some key aspects and components of a typical Spring Security project: 1. Authentication: … Read more

Spring Project Modules

The Spring Framework is a comprehensive framework for building Java-based enterprise applications. It is organized into various modules, each of which focuses on specific aspects of application development. These modules can be used individually or combined to meet the needs of your project. As of my last knowledge update in September 2021, here are some … Read more

Spring Security Features

Spring Security is a comprehensive framework that provides a wide range of features and functionalities for securing Java-based applications, particularly those built with the Spring Framework. Here are some of the key features and capabilities offered by Spring Security:1. Authentication: Username/password-based authentication. Multi-factor authentication (MFA). Integration with external authentication systems (LDAP, OAuth, OpenID Connect, SAML, … Read more