In this REST Assured tutorial, you will learn how easy it is to test and validate RESTful APIs. REST Assured provides excellent HTTP support, explicit verbs, and actions. We will use REST Assured in this tutorial and the Hamcrest library to perform assertions. REST Assured Maven Dependencies Before laying down examples for this library, we need…
Read More REST Assured TutorialIn this tutorial, you will learn how to implement pagination in your RESTful Web Services application built with Spring Boot. The code example below will demonstrate how to implement pagination for the API endpoint that returns a list of users. I assume you already have your Spring Boot RESTful Web Service built, but if you…
Read More Pagination Tutorial with Spring Boot RESTIn this Spring Boot REST tutorial, you will learn how to use the @PostMapping annotation to make your RESTful Web Service Endpoint able to handle HTTP Post requests and read its JSON or XML body payload. If you are also interested in using @GetMapping, @PutMapping and @DeleteMapping annotations, check the following tutorial “@PostMapping, @GetMapping, @PutMapping,…
Read More @PostMapping and @RequestBody Example in Spring Boot RESTIn this Spring Boot REST tutorial, you will learn how to use the @RequestParam annotation to read the URL Query request parameters in your Spring Boot Web Services application. I also include a video tutorial here, so you can see it in action. To learn how to read request parameters from the URL request path,…
Read More @RequestParam Example in Spring Boot RESTThis tutorial will teach you how to use a @PathVariable parameter to read the path parameter value. I will also include here a video tutorial so you can see how to do it on video. To learn how to read request parameters from a query string, read the @RequestParam example tutorial. Let’s say we have…
Read More @PathVariable Example in Spring Boot RESTWith this Spring Boot tutorial, I will share how to handle exceptions in your RESTful Web Service application build with Spring Boot. Read the “Handling Exceptions in Project Reactor” tutorial if you use a project reactor. And to learn how to test your code for Exceptions, read the “Test for Exceptions with the JUnit” tutorial. What…
Read More Handle Exceptions in Spring Boot RESTful ServiceAdding logging support to your RESTful Web Service application with Spring Boot is extremely simple. To use Spring Boot logging, you do not need to add any additional dependencies or libraries to your web app project other than the spring-boot-starter-web dependency. If you are working on a Spring Boot Web or a Web Services project, you…
Read More Spring Boot Logging with LoggerFactoryIn this tutorial, you will learn how to add Spring Security to your project so that we can use Spring Security to encrypt user passwords. I assume you already have a project created with Spring Boot, but in case you do not have one, check out my blog post on how to “Create a very…
Read More Encrypt User Password with Spring SecurityIn this short blog post, I will share with you how to add MySQL support to your Spring Boot Web app, and with Spring Boot, it is very easy. If you are interested to learn how to add the JPA and MySQL support to your Spring Boot Web app and learn how to implement a…
Read More Add MySQL Support to Spring Boot Web AppWhen building RESTful web services with Spring Boot, we have two options for deployment. We can package our Spring Boot app as an executable JAR file and run it with the built-in Tomcat, or we can create a deployable WAR file and then deploy it into a standalone Tomcat or Jetty. In this blog post,…
Read More Spring Boot: Deployable WAR FileIn this blog post, I will share how to create a very simple RESTful Spring Boot Web Service that uses Spring Data JPA to save information to a database. Our Web Service will accept HTTP Post requests with user details and then save these user details into MySQL Database using Spring Data JPA CrudRepository. For code…
Read More Spring Boot REST and JPA – Save to a DatabaseIn this blog post, I am going to share with you how to configure Spring Data JPA in a Jersey 2 Container Deployable Web App. Spring Data JPA makes it much easier and more convenient to persist and read data from the database and when I needed to tie together Spring Data JPA and Jersey 2 Web…
Read More Configure Spring Data JPA in Jersey 2 JAX-RS AppWith this blog post, I am going to share what I needed to do to make JPA work in my Jersey 2 Web Services App. I have created my Jersey 2 app using the following maven snippet: mvn archetype:generate -DarchetypeGroupId=org.glassfish.jersey.archetypes \ -DarchetypeArtifactId=jersey-quickstart-webapp -DarchetypeVersion=2.26 I then opened pom.xml and added a few new dependencies which I…
Read More Configuring JPA in Jersey 2 Web AppAdding 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-RSCreate a Servlet Container deployable Jersey web application Create new Jersey web application using Maven. The project created with the below jersey-quickstart-webapp archetype can be built and deployed to a servlet container like for example Apache Tomcat. mvn archetype:generate -DarchetypeGroupId=org.glassfish.jersey.archetypes \ -DarchetypeArtifactId=jersey-quickstart-webapp -DarchetypeVersion=2.26 POM.XML Dependency to Support JSON To support JSON in your Jersey Web App add…
Read More RESTful Web Services with Jersey and Spring Data JPA – Cheat Sheet