RESTful Web Services

In this tutorial, you will learn how to use the @ResponseBody annotation to return JSON in the HTTP response body. You might also be interested to learn how to Read JSON Request Body in the Spring MVC Web application. @ResponseBody Annotation To make a method in the Controller class return JSON in HTTP Response body…

In previous, video tutorials I have shared with you how to read Request Path parameters, Query String parameters and Form data. In this tutorial, you will learn how to make a method in the Controller class read JSON body from HTTP request. To read the body of HTTP request, we will use the @RequestBody annotation…

In this tutorial, you will learn how to read form data in your Spring MVC web application. To read form data in a method of the Controller class you can use the @ModelAttribute annotation. HTML Form Below is an example of an HTML form that submits form data to a /users URI path as an…

In this lesson, you will learn how to read URL query string parameters in your Spring MVC web application.   @RequestParam annotation Let’s assume that we need to create a method that needs to return a list but is limited to a certain number. To make our method read URL Query String Parameters, we will…

In this tutorial, you will learn how to read URI path variables in your Spring MVC Web application. Define Path Variable To define the path variable in the URI path, we use curly brackets. The @GetMapping annotation below specifies one path variable called userId. Notice that userId is surrounded by curly brackets. @GetMapping(path=”/users/{userId}”) @PathVariable Annotation…

In this tutorial, you will learn how to pass information from your Controller class to the View using the Spring MVC ModelAndView object. In previous lessons, we discussed how to use Model and ModelMap for the same purpose – to pass properties from Controller to the View.  The ModelAndView class, you will also use to pass…

In this tutorial, you will learn how to pass information from your Controller class to the View using the Spring MVC ModelMap object. To make ModelMap object available to your controller, you will simply inject it as an argument to your method. Just the same way as we have injected, the Model object in the…

In this tutorial, you will learn how to pass information from your Controller class to the View using the Spring MVC Model object. A Model is an object that you can use to pass attributes from the Controller to the View. To make the Model object available to a method in your controller class, you…

This tutorial is a high-level overview of the Spring Web MVC framework. Below is a high-level diagram of how things work in a Spring MVC Web application built with Spring Boot.    Most online tutorials or books will show you a similar diagram that is designed around the Dispatcher Servlet. Because this Dispatcher servlet is…