BC Java - Assignment 10 - Spring Boot

• BC Java - Assignment 10 - Spring Boot
  • Requirements
    • Question 1: Path + Query
    • Question 2: POST + Query + Body
    • Question 3: Header + Path
    • Question 4: Query Param có default
    • Question 5: Nhận danh sách Query
    • Question 6: Query Map động
    • Question 7: Form URL Encoded
    • Question 8: Multipart + nhiều tham số
    • Question 9: PUT cập nhật từng phần
    • Question 10: DELETE + Header xác thực
  • Prerequisites
    • Project Structure
    • Environment
  • Author

Requirements

Question 1: Path + Query

• Requirement:

  • API:

    • GET /orders/{orderId}?currency=VND

  • Trả về:

    {
        "orderId": 101,
        "currency": "VND"
    }

  • Dùng @PathVariable + @RequestParam

• Solution: Question 1
• URL: http://localhost:8080/orders/101?currency=VND

Question 2: POST + Query + Body

• Requirement:

  • API:

    • POST /comments?postId=5

      • Body:

        {
          "content": "Bài viết hay quá!"
        }

  • Dùng @RequestParam + @RequestBody

• Solution: Question 2
• URL:
  • POST: http://localhost:8080/q2/comments?postId=5

    • Body:

      {
        "content": "Bài viết hay quá!"
      }

Question 3: Header + Path

• Requirement:

  • API:
    • GET /users/{id}
    • Header: X-Client-Version: 1.2.0
  • Dùng @RequestHeader + @PathVariable

• Solution: Question 3

• URL:

  • http://localhost:8080/q3/users/1
    • Header: X-Client-Version: 1.2.0

Question 4: Query Param có default

• Requirement:
  • API:
    • GET /search?keyword=spring Nếu không có page, size → mặc định page=0, size=10
  • Dùng @RequestParam(defaultValue=...)
• Solution: Question 4
• URL:
  • http://localhost:8080/search?keyword=spring
  • http://localhost:8080/search?keyword=spring&page=5
  • http://localhost:8080/search?keyword=spring&page=5&size=20

Question 5: Nhận danh sách Query

• Requirement:
  • API:
    • GET /tags?tags=java,spring,boot
      • Trả về: List<String> ["java", "spring", "boot"]
• Solution: Question 5
• URL:
  • http://localhost:8080/q5/tags?tags=java,spring,boot

Question 6: Query Map động

• Requirement:

  • API:
    • GET /filters?color=red&size=M&brand=Nike
  • Dùng @RequestParam Map<String, String>

• Solution: Question 6

• URL:

  • GET: http://localhost:8080/q6/filters?color=red&size=M&brand=Nike

Question 7: Form URL Encoded

• Requirement:
  • API:
    • POST /login-form
    • Content-Type: application/x-www-form-urlencoded
    • Params: username=admin&password=123
  • Dùng @RequestParam
• Solution: Question 7
• URL: http://localhost:8080/q7/login-form

Question 8: Multipart + nhiều tham số

• Requirement:
  • API:
    • POST /documents
    • Nhận:
      • file
      • title
      • description
      • tags (list)
  • Dùng MultipartFile + @RequestParam
• Solution: Question 8
• URL: http://localhost:8080/q8/documents
  • Choice "Body" > "form-data"
  • Enter "title", "description", "tags" (String)
  • Enter "file" (File) and select a file

Question 9: PUT cập nhật từng phần

• Requirement:

  • API:

    • PUT /users/{id}

      • Body:

        {
          "email": "new@email.com"
        }

  • Dùng @PutMapping + @RequestBody + @PathVariable

• Solution: Question 9
• URL: PUT http://localhost:8080/q9/users/1

  • Body:

    {
      "email": "new@email.com"
    }

Question 10: DELETE + Header xác thực

• Requirement:
  • API:
    • DELETE /posts/{id}
      • Header: Authorization: Bearer xxx
  • Dùng @DeleteMapping + @RequestHeader
• Solution: Question 10
• URL: http://localhost:8080/q10/posts/1
  • Case success: Authorization: Bearer abc
  • Case fail: Authorization: Bearerabc or miss Authorization

Prerequisites

Project Structure

Environment

• IDE: IntelliJ
• Java 21

Author

Khang Nguyen