January 2018
Intermediate to advanced
336 pages
7h 56m
English
Content preview from Microservices with Clojure
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Declaring routers
Routers are functions that are added as interceptors to the chain to analyze the requests based on the defined Routes. Pedestal creates a router based on the values of :io.pedestal.http/routes and :io.pedestal.http/router keys, as specified in the service map (http://pedestal.io/reference/service-map). The service map contains all the details for Pedestal to create a service including a router, routes, chain-provider properties, and more. It acts as a builder (https://en.wikipedia.org/wiki/Builder_pattern) for Pedestal services.
Pedestal provides three built-in routers that can be specified using the :map-tree, :prefix-tree, and :linear-search keywords. The :map-tree is the default router that has constant time complexity ...
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