ZCW-SpringOne/initial/src/main/java/hello/HelloController.java

package hello;

import io.swagger.annotations.ApiOperation;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.RequestMapping;

@RestController
public class HelloController {

    @ApiOperation(value = "Get Index")
    @RequestMapping(method = RequestMethod.GET, value = "/index")
    public String index() {
        return "Greetings from Spring Boot!";
    }
    
}