June 2006
Intermediate to advanced
1344 pages
42h 52m
English
The Simple Object Access Protocol (SOAP) is a platform-independent protocol that uses XML to make remote procedure calls, typically over HTTP. Each request and response is packaged in a SOAP message—an XML message containing the information that a Web service requires to process the message. SOAP messages are written in XML so that they are human readable and platform independent. Most firewalls—security barriers that restrict communication among networks—do not restrict HTTP traffic. Thus, XML and HTTP enable computers on different platforms to send and receive SOAP messages with few limitations.
Web services also use SOAP for the extensive set of types it supports. The wire format used to transmit ...
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