By default, Spring “application context” eagerly creates and initializes all ‘singleton scoped‘ beans during application startup itself. It helps in detecting the bean configuration issues at early stage, in most of the cases. But sometimes, you may need to mark some or all beans to be lazy initialized due to different project requirements. Spring provides […]
Spring Bean Java Config Example
Learn to create spring beans using pure java configuration using annotations for any standalone application. We will learn to create it with and without scanning of component annotations and using @Bean annotations. Table of contents Create bean with component scanning enabled Create bean using @Bean annotation Create bean container with component scanning enabled Creating beans […]
Spring Bean XML Config Example
In this example, we will quickly go through the steps to create Spring’s application context in any standalone application. It uses maven to manage the dependencies and eclipse to build and run the code. 1) Maven Dependencies To create application context, which is capable of creating and managing beans, we need minimum three maven dependencies […]
Spring Bean Scopes
In Spring framework, you can create beans in 6 inbuilt scopes and you can also define your custom scope as well. Out of these six scopes, four are available only if you use a web-aware ApplicationContext. singleton and prototype scopes are available in any type of IOC containers.
Spring CORS Configuration Examples
CORS helps in serving web content from multiple domains into browsers who usually have the same-origin security policy. In this example, we will learn to enable CORS support in Spring MVC application at method and global level.
Spring @GetMapping and @PostMapping Example
Learn to create Spring MVC controllers and map requests with request mapping annotations e.g. @RequestMapping, @GetMapping, @PostMapping, @PutMapping, @DeleteMapping and @PatchMapping.
Spring DispatcherServlet Tutorial with Examples
In this tutorial, we will learn about Spring’s DispatcherServlet class, it’s responsibilities and how to configure it with examples.
Spring 5 MVC + Hibernate 5 Example
In this Spring5 tutorial, learn to create Spring 5 MVC web application, handle form submission, integrate hibernate to connect to backend database and adding hibernate validator for input form fields validation.
Spring 5 New Features and Enhancements
Spring 5 is the first major release, almost four years after Spring Framework 4.0. Lets quickly go through some exciting features coming in Spring 5.0.