@RequestMapping for base paths in Spring Boot - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set the base path for all requests in this controller.

Spring Boot

@RestController
[1]("/api")
public class ApiController {
    // methods here
}

Drag options to blanks, or click blank then click option'

A@GetMapping

B@RequestMapping

C@PostMapping

D@PathVariable

Attempts:

3 left

💡 Hint

Common Mistakes

Using @GetMapping or @PostMapping at class level instead of @RequestMapping.

Forgetting to add the base path in the annotation.

The @RequestMapping annotation at class level sets the base path for all methods in the controller.

2fill in blank

medium

Complete the code to map GET requests to the '/users' path under the base path.

Spring Boot

@RestController
@RequestMapping("/api")
public class UserController {
    @[1]("/users")
    public String getUsers() {
        return "";
    }
}

Drag options to blanks, or click blank then click option'

AGetMapping

BPostMapping

CRequestMapping

DDeleteMapping

Attempts:

3 left

💡 Hint

Common Mistakes

Using @PostMapping for GET requests.

Using @RequestMapping without specifying method.

Use @GetMapping to handle GET requests for the '/users' endpoint under the base path.

3fill in blank

hard

Fix the error in the code to correctly map POST requests to '/submit' under the base path.

Spring Boot

@RestController
@RequestMapping("/form")
public class FormController {
    @RequestMapping(value = "/submit", method = RequestMethod.[1])
    public String submitForm() {
        return "Submitted";
    }
}

Drag options to blanks, or click blank then click option'

AGET

BPUT

CPOST

DDELETE

Attempts:

3 left

💡 Hint

Common Mistakes

Using GET instead of POST for form submission.

Forgetting to specify the method attribute.

The method attribute should be set to RequestMethod.POST to handle POST requests.

4fill in blank

hard

Fill both blanks to create a controller with base path '/shop' and map DELETE requests to '/item'.

Spring Boot

@RestController
[1]("/shop")
public class ShopController {
    @[2]("/item")
    public String deleteItem() {
        return "Item deleted";
    }
}

Drag options to blanks, or click blank then click option'

A@RequestMapping

BGetMapping

CDeleteMapping

DPostMapping

Attempts:

3 left

💡 Hint

Common Mistakes

Using @GetMapping for DELETE requests.

Using @PostMapping at class level.

Use @RequestMapping at class level for base path and @DeleteMapping for DELETE requests.

5fill in blank

hard

Fill all three blanks to define a controller with base path '/blog', map PUT requests to '/post', and GET requests to '/posts'.

Spring Boot

@RestController
[1]("/blog")
public class BlogController {
    @[2]("/post")
    public String updatePost() {
        return "Post updated";
    }

    @[3]("/posts")
    public String getPosts() {
        return "";
    }
}

Drag options to blanks, or click blank then click option'

A@RequestMapping

BPutMapping

CGetMapping

DDeleteMapping

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing HTTP method annotations.

Forgetting to set base path with @RequestMapping.

Use @RequestMapping for base path, @PutMapping for PUT requests, and @GetMapping for GET requests.