December 2017
Intermediate to advanced
316 pages
6h 58m
English
Content preview from Building RESTful Web services with Go
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Types of web services
There are many types of web services which have evolved over time. Prominent ones are :
- SOAP
- UDDI
- WSDL
- REST
Out of these, SOAP became popular in the early 2000s, when XML was on the top wave. The XML data format is used by various distributed systems to communicate with each other. SOAP is too complex to implement. Criticizers of SOAP point out how bulky the SOAP HTTP request is.
A SOAP request usually consists of these three basic components:
- Envelope
- Header
- Body
Just to perform an HTTP request and response cycle, we have to attach a lot of additional data in SOAP. A sample SOAP request looks like this:
POST /StockQuote HTTP/1.1Host: www.stockquoteserver.comContent-Type: text/xml; charset="utf-8"Content-Length: ...