In this Spring Boot tutorial, you will learn how to read HTTP Request Header in the Rest Controller class of your Application. To read HTTP Request Header in Spring Boot REST application we use @RequestHeader annotation. @RequestHeader(value=”Accept”) String acceptHeader Reading HTTP Request Header For example, let’s assume we need to create a method in our…
Read More Read HTTP Request Header in Spring Boot RESTIf your mobile or web app allows the user to register and have an account with your project then you also need to let users recover their lost or forgotten password. And in this video tutorial, I am going to share with you a few videos that will help you implement Password Reset functionality in your…
Read More Password Reset in REST API. Video tutorial.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 that also has Spring Security enabled. Enable CrossOrigin for Specific Endpoint To enable cross-origin AJAX HTTP requests to a specific RESTful Web Service endpoint in our Rest Controller class we can use…
Read More CrossOrigin and CORS in RESTful Web ServiceIn 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”:…
Read More REST Assured Evaluate JSON Response BodyIn this REST Assured tutorial, you will learn how to make HTTP Post request and validate the Response. To break it into more details you will learn: Make HTTP Post request with REST Assured, Create JSON Object using the com.google.gson library, Send JSON payload in the body of HTTP Post request, Validate the Response To be…
Read More REST Assured HTTP Post RequestIn this tutorial, you are going to learn how to get HTTP Header value from HTTP Response when testing your RESTful API with REST Assured. Let’s assume that we have configured Spring Security in our RESTful Web Services application and now we have the following Web Service Endpoint which acts as a user Authentication endpoint.…
Read More REST Assured GET HTTP Header ValueIn this short REST Assured tutorial, you will learn how to validate HTTP Response Status Code when testing RESTful Web Service endpoint. Every HTTP Response has a status code and depending on the status code value we can determine if HTTP Response was successful or not. Let’s have a look at how we can validate…
Read More REST Assured Validate HTTP Status CodeIn this short tutorial on REST Assured you will learn how to get the entire HTTP Response Body when testing your RESTful Web Service Endpoint. Web Service Endpoint Response Let’s assume we have the following Web Service Endpoint URL and when HTTP GET request is made to this Web Service Endpoint a JSON representation of…
Read More REST Assured Get HTTP Response BodyIn this REST Assured tutorial, you will learn how easy it is to test and validate RESTful APIs. REST Assured provides an excellent HTTP support, explicit verbs, and actions. We will use REST Assured in this tutorial, along with the Hamcrest library to perform assertions. REST Assured Maven Dependencies Before we start laying down examples for…
Read More REST Assured TutorialIn this tutorial, you will learn how to implement pagination in your RESTful Web Services app built with Spring Boot. 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 Boot RESTful Web Service built but…
Read More Pagination Tutorial with Spring Boot RESTIn this tutorial, you will learn how to use @PutMapping annotation in your RESTful Web Services application to be able to accept HTTP Put request containing a Request Body with JSON or XML payload, so that you can perform let’s say an update user details operation. So, let’s say you want to send HTTP PUT…
Read More @PutMapping Example in Spring Boot RESTAlmost in every RESTful Web Service application, I have to do the DTO to Entity and then Entity to DTO conversion. DTO stands for Data Transfer Object and is a simple Plain Old Java Object which contains class properties and getters and settings methods for accessing those properties. In this blog post, I am going…
Read More DTO to Entity and Entity to DTO ConversionAdding dependency injection support into Jersey 2 Web Services application that uses HK2 is not very straightforward. So, I created this page to document things I needed to do in my Jersey 2 RESTful Web Services app to make the Dependency Injection work. Hope you will find it useful. Create a new class that extends AbstractBinder. This…
Read More Dependency Injection with HK2 in Jersey and JAX-RSWhen you start building a mobile app most likely you will need to build pages like user Sign up and once user has successfully registered, you will need to create a Sign in page. I have created many video tutorial how to implement these pages in Swift and if you follow those you will no doubt…
Read More REST API with Java JAX-RS. Create and Deploy to Amazon Cloud.Earlier I have shared a series of video tutorials on how to create user Login and Registration pages for your mobile application that communicates with a server side php scripts…
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Read More User Registration, Sign in And Token Based Authentication