Spring Mobile with Spring Boot Tutorial
Introduction to Spring Mobile
Spring Mobile is an extension of the Spring Framework, aimed at simplifying the development of mobile applications. It provides a set of features to help detect mobile devices and tailor web applications accordingly. By integrating Spring Mobile with Spring Boot, developers can create responsive applications that adapt to different devices, enhancing user experience.
Setting Up Your Spring Boot Project
To get started, you need to create a new Spring Boot project. You can do this using the Spring Initializr or by setting it up manually. Below, we'll use Spring Initializr.
1. Visit Spring Initializr.
2. Choose the following options:
- Project: Maven Project
- Language: Java
- Spring Boot: 2.5.x (or latest)
- Group: com.example
- Artifact: spring-mobile-demo
- Dependencies: Spring Web, Spring Mobile
3. Click on the "Generate" button to download the project.
Configuring Spring Mobile
After setting up your project, the next step is to configure Spring Mobile. Open the application.properties file and add the following configuration:
This configuration enables device detection, which will be used to tailor responses based on the type of device making the request.
Creating a Controller
Now, let's create a simple controller that responds differently based on the type of device. Create a new Java class named HomeController in the com.example.springmobiledemo package:
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
@Controller
@RequestMapping("/")
public class HomeController {
@GetMapping
public ModelAndView home() {
ModelAndView mav = new ModelAndView();
if (isMobileDevice()) {
mav.setViewName("mobile/home");
} else {
mav.setViewName("desktop/home");
}
return mav;
}
private boolean isMobileDevice() {
return DeviceUtils.getCurrentDevice() != null && DeviceUtils.getCurrentDevice().isMobile();
}
}
This controller checks if the request comes from a mobile device and sets the appropriate view.
Creating Views
You'll need to create two different views for mobile and desktop devices. Create the following two HTML files in the src/main/resources/templates/ directory:
mobile/home.html