get user api

restful-web-service/src/main/java/com/example/restfulwebservice/user/UserController.java

@@ -0,0 +1,27 @@
+package com.example.restfulwebservice.user;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RestController
+public class UserController {
+    private final UserDaoService userDaoService;
+
+    public UserController(UserDaoService userDaoService) {
+        this.userDaoService = userDaoService;
+    }
+
+    @GetMapping("/users")
+    public List<User> retrieveAllUsers() {
+        return userDaoService.findAll();
+    }
+
+    @GetMapping("/users/{id}")
+    public User retrieveUser(@PathVariable int id) {
+        return userDaoService.findOne(id);
+
+    }
+}