[Solved] Given this JSON response snippet:{ "_links": { "self": { "href": "/orders/42" }, "cancel": { "href": "/orders/42/cancel" } } }What URL should a client use to cancel order 42? | Rest API

Rest API - HATEOAS and Linking

Given this JSON response snippet:

{
  "_links": {
    "self": { "href": "/orders/42" },
    "cancel": { "href": "/orders/42/cancel" }
  }
}

What URL should a client use to cancel order 42?

A/orders/42

B/orders/cancel/42

C/orders/42/cancel

D/orders/42/cancelled

Step-by-Step Solution

Solution:

Step 1: Locate the 'cancel' link relation in the JSON
The 'cancel' relation has the href value "/orders/42/cancel" which is the URL to cancel the order.
Step 2: Confirm the correct URL for cancellation
The client should use the URL exactly as given in the 'cancel' href to perform the cancel action.
Final Answer:
/orders/42/cancel -> Option C
Quick Check:
Cancel URL = /orders/42/cancel [OK]

Quick Trick: Use the href under the 'cancel' link relation [OK]

Common Mistakes:

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