RESTful Web Services

In this Spring MVC tutorial, you will learn how to make a method in your Rest Controller return a custom or a specific HTTP Status code. To return a specific HTTP Status code in a Spring MVC RESTful Web Service application, you can use the ResponseEntity class. ResponseEntity with HTTP Status Code Let’s assume we…

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In this JUnit 5 and Rest Assured tutorial, I am going to share with you how to add JUnit 5 and Rest Assured support to your Spring Boot project. It will be more than that actually. This tutorial will cover: Add JUnit 5 and Rest Assured to Spring Boot Project, Create a new JUnit 5…

Read More Create a JUnit 5 Test Case with Rest Assured. Video Tutorial.

In this tutorial, I am going to share with you how to add H2 In-memory database support to your Spring Boot project which has Spring Security enabled. And at the end of this tutorial, you will find a video demonstration of how to do it. Once you do the below-described steps, your Spring Boot project…

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In this short tutorial, I am going to share with you how to enable CrossOrigin in a RESTful Web Service API built with Spring Boot, Spring MVC and which also has Spring Security enabled. Enable CrossOrigin for Specific Endpoint  To enable cross origin AJAX HTTP request to a specific RESTful Web Service endpoint in our Rest Controller…

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In this tutorial, we will create a Spring Boot application which demonstrates how we can add and use the H2 in-memory database in our application. You will learn how an in-memory database like H2 can be used to develop a Spring boot application without an overhead of doing DB configuration on your machine and without…

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In this REST Assured tutorial, I am going to share with you how to evaluate the JSON content returned in the Response Body of HTTP Response. JSON Content Returned in Response Body Let’s say we have a RESTful Web Service endpoint that returns user details of the following structure: { “userId”: “Y3vWa8QwjK0DW6NmvB4HsXIV9gHg1q”, “firstName”: “Sergey”, “lastName”:…

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In this Spring MVC tutorial, you will learn how to implement pagination in your RESTful Web Services app built with Spring MVC. The code example below will demonstrate how to implement pagination to implement “Get a list of users” registered with our app feature. I assume you already have your Spring MVC RESTful Web Service…

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In this Spring MVC tutorial, you will learn how to make your RESTful Web Service endpoint respond back with either XML or JSON representation. To make your Web Service endpoint be able to respond with either XML or JSON representation include  MediaType.APPLICATION_JSON_VALUE  and MediaType.APPLICATION_XML_VALUE media types into the RequestMapping annotation of your resource method. For example: @GetMapping(path…

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