First, you need to IntelliJ IDEA for development then click and download IntelliJ IDEA.
- Click create new project button:
2. Create the Maven project:
3. Enter your project name:
4. Add the following dependency in the pom.xml file:
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>2.5.1</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>2.3.4.RELEASE</version>
</dependency>
</dependencies>
5. POM.xml file:
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.example</groupId>
<artifactId>Spring_Boot_Rest_APIs</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>2.5.1</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>2.3.4.RELEASE</version>
</dependency>
</dependencies>
</project>
6. Create one main class Application.java:
package com;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
import org.springframework.web.WebApplicationInitializer;
@SpringBootApplication
public class Application extends SpringBootServletInitializer implements WebApplicationInitializer {
public static void main(String[] arg){
SpringApplication.run(Application.class,arg);
}
}
7. Create one testing Controller class PingController.java:
package com.controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class PingController {
@RequestMapping(value = "/Hello", method = RequestMethod.GET)
public String ping(){
return "Subscribe Technical Ramchander Youtube Channel";
}
}
8. Now Run your application.java application-
First right-click in your application class and then click to run button
After running your application:
Go to Brower and run this URL –
