Category: Spring Boot

Spring Boot + Spring Security + OAuth2

In this tutorial we explain how to secure a Spring Boot application using OAuth2. If you follow the steps in order, you’ll get a fully working secured application which authenticates user requests through Google API. Prerequisites: Eclipse IDE (neon release) Maven 4 Java 1.8 Spring Boot 2.0.0 1- Create maven project Open eclipse then create a new maven project and...

Spring Boot + JPA + Hibernate + Oracle

In this tutorial we show how to create a Spring Boot application that communicates with an Oracle data source through Hibernate. Prerequisites: Eclipse IDE (neon release) Maven 4 Java 1.8 1- Create maven project Open eclipse, then create a new maven project and name it as SpringBootHibernate. At the end of this tutorial, we’ll get the following project structure: 2-...

How to change the default port of Spring Boot application

By default, Spring Boot applications run on an embedded Tomcat via port 8080. In order to change the default port, you just need to modify server.port attribute which is automatically read at runtime by Spring Boot applications. In this tutorial, we provide the common ways of modifying server.port attribute. 1- application.properties Create application.properties file under src/main/resources and define server.port attribute...

Build REST Web Service using Spring Boot

This tutorial provides a step-by-step guide on how to build a restfull web service using Spring Boot. Prerequisites: Eclipse IDE (neon release) Maven 4 Java 1.8 1. Create maven web project Open eclipse then create a new maven web project and name it as SpringBootRest. The structure of the generated project looks like the following: 2. pom.xml After creating the web project, the...

Create a Web Application With Spring Boot

This guide shows how to create a simple MVC web application using Spring Boot. Prerequisites: Eclipse IDE (neon release) Maven 4 Java 1.8 1. Create maven web project Open eclipse then create a new maven web project and name it as SpringBootWebJsp. The structure of the generated projects look like the following: 2. pom.xml After creating the web project, the...

Deploy Spring Boot application on external Tomcat

Spring Boot provides an embedded servlet container which makes it very easy to setup and deploy web applications, by default all Spring Boot applications are exported as a runnable jar file and developers would only need to run this jar file on a java environment without the need to worry about installing and setting up servlet containers. However, the embedded...

Introducing Spring Boot

Setting up an enterprise spring-based application has become a tedious and error-prone task due to the required bulky configuration along with the complicated dependency management especially if we’re talking about applications which make use of several third party libraries. Each time you build an enterprise spring-based application, you have to repeat the same configuration steps: Import the required spring modules...