HelloWorldSpring4Controller

HelloController.java

package com.hello.controller;

import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/hello")
public class HelloController {

  @RequestMapping(method = RequestMethod.GET, value = "/{name}")
  public String sayHello(@PathVariable("name") String name) {
    return name + " from the server";
  }

}