January 2018
Intermediate to advanced
336 pages
7h 56m
English
Content preview from Microservices with Clojure
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Accessing request parameters
Servlet Chain Provider (http://pedestal.io/api/pedestal.service/io.pedestal.http.impl.servlet-interceptor.html) attaches a request map to the Context Map with the :request key before the first interceptor is invoked. The request map contains all the form, query, and URL parameters specified by the client of the API. These params are defined as maps of key-value pairs, where each key represents the parameter specified by the client. All the params are optional and are present only if they are specified by the client in the request. Here is a list of the keys that a request map may contain:
| Key | Used for |
| :path-params | Present if any path parameters are specified and found by the Router |
| :query-params | Present ... |
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