October 2016
Beginner
348 pages
6h 31m
English
Content preview from Learning Go ProgrammingBecome 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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A JSON API server
Armed with the information from the last section, it is possible to use the HTTP package to create services over HTTP. Earlier we discussed the perils of creating services using raw TCP directly when we created a server for our global monetary currency service. In this section, we explore how to create an API server for the same service using HTTP as the underlying protocol. The new HTTP-based service has the following design goals:
- Use HTTP as the transport protocol
- Use JSON for structured communication between client and server
- Clients query the server for currency information using JSON-formatted requests
- The server respond using JSON-formatted responses
The following shows the code involved in the implementation of the new service. ...
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