Spring

URL: https://www.progressiverobot.com/spring-postconstruct-predestroy/ When we configure [Spring Beans](/community/tutorials/spring-ioc-bean-example-tutorial) using [dependency injection](/community/tutorials/spring-dependency-injection), sometimes we want to make sure everything is initialized properly before our bean starts serving the client requests. Similarly, when the context is destroyed, we may have to close some resources used by spring bean. Spring @PostConstruct When we annotate a method in Spring Bean […]

URL: https://www.progressiverobot.com/spring-validation-example-mvc-validator/ When we accept user inputs in any web application, it becomes necessary to validate them. We can validate the user input at the client-side using JavaScript but it's also necessary to validate them at server side to make sure we are processing valid data in case the user has javascript disabled. Spring Validation […]

URL: https://www.progressiverobot.com/spring-aop-example-tutorial-aspect-advice-pointcut-joinpoint-annotations/ Spring Framework is developed on two core concepts – [Dependency Injection](/community/tutorials/java-dependency-injection-design-pattern-example-tutorial "Dependency Injection Design Pattern in Java Example Tutorial") and Aspect Oriented Programming ( Spring AOP). Spring AOP We have already seen how [Spring Dependency Injection](/community/tutorials/spring-dependency-injection "Spring Dependency Injection Example with Annotations and XML Configuration") works, today we will look into the core […]

URL: https://www.progressiverobot.com/spring-bean-annotation/ Spring @Bean Annotation is applied on a method to specify that it returns a bean to be managed by Spring context. Spring Bean annotation is usually declared in Configuration classes methods. In this case, bean methods may reference other @Bean methods in the same class by calling them directly. Spring @Bean Example Let's […]

URL: https://www.progressiverobot.com/spring-mvc-tutorial/ In this Spring MVC Tutorial, we will learn how to develop Spring MVC web application using Spring Tool Suite. Spring MVC framework is widely used for [java web applications](/community/tutorials/java-web-application-tutorial-for-beginners "Java Web Application Tutorial for Beginners"). Spring MVC  Just like [Struts Framework](/community/tutorials/struts-2-tutorial "Struts2 Tutorial with Example Projects"), Spring MVC […]

URL: https://www.progressiverobot.com/spring-framework/ Spring Framework is one of the most popular Java EE frameworks. In this article, we will learn about the following: Spring framework architecture Core components of Spring Various projects under the spring framework umbrella. I looked at the Google Trends chart for Spring Framework, Servlet, JSP, and JSF. It's clear that Spring is […]

URL: https://www.progressiverobot.com/key-components-and-internals-of-spring-boot-framework/ In my previous post ["Introduction to Spring Boot"](/community/tutorials/spring-boot-tutorial), we have discussed about Spring Boot basics. Now we will discuss about "What are the main components of Spring Boot" and "How Spring Boot works under-the-hood". Key Components of Spring Boot Framework Spring Boot Framework has mainly four major Components. Spring Boot Starters Spring Boot […]

URL: https://www.progressiverobot.com/spring-service-annotation/ Spring @Service annotation is a specialization of [@Component](/community/tutorials/spring-component) annotation. Spring Service annotation can be applied only to classes. It is used to mark the class as a service provider. Spring @Service Annotation Spring @Service annotation is used with classes that provide some business functionalities. Spring context will autodetect these classes when annotation-based configuration […]