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RESTful Web API Design with Node.js 10 - Third Edition
book

RESTful Web API Design with Node.js 10 - Third Edition

by Valentin Bojinov
April 2018
Intermediate to advanced content levelIntermediate to advanced
178 pages
3h 51m
English
Packt Publishing
Content preview from RESTful Web API Design with Node.js 10 - Third Edition

Working with WADL

If you are familiar with SOAP web services, you may have heard of the Web Service Definition Language (WSDL). It is an XML description of the interface of the service and defines an endpoint URL for invocation. It is mandatory for a SOAP web service to be described by such a WSDL definition.

Similar to SOAP web services, RESTful services can also make use of a description language, called WADL. WADL stands for Web Application Definition Language. Unlike WSDL for SOAP web services, a WADL description of a RESTful service is optional, that is, consuming the service has nothing to do with its description.

Here is a sample part of a WADL file that describes the GET operation of our catalog service:

              
<?xml version= ...
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Publisher Resources

ISBN: 9781788623322Supplemental Content