September 2015
Intermediate to advanced
354 pages
8h 27m
English
Content preview from RESTful Java Web Services, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Fine-grained and coarse-grained resource APIs
While building a RESTful web API, you should try avoiding the chattiness of APIs. On the other hand, APIs should not be overly coarse-grained as well. Highly coarse-grained APIs become too complex to use because the response representation may contain a lot of information, all of which may not be used by a majority of your API clients.
Let's take an example to understand the difference between fine-grained and coarse-grained approaches for building APIs. Suppose that you are building a very fine-grained API to read the employee details as follows:
- API to read employee name:
GET /employees/10/name - API to read employee address1:
GET /employees/10/address1 - API to read employee address2:
GET /employees/10/address2 ...
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