Establishing a foundation for web services Ashraf Memon.

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Presentation transcript:

Establishing a foundation for web services Ashraf Memon

2 Overview SOAP 101 WSDL 101

3 SOAP 101 SOAP stands for Simple Object Access Protocol SOAP is a communication protocol SOAP is for communication between applications SOAP is a format for sending messages SOAP is designed to communicate via Internet SOAP is platform independent SOAP is language independent SOAP is based on XML SOAP is simple and extensible

4 <soap:Envelope xmlns:soap=" soap:encodingStyle=" SOAP Skeleton Soap Body SOAP Envelope SOAP Header Parameters SOAP Body

5 Example Soap Request IBM

6 Example Soap Response 34.5

7 WSDL 101 WSDL stands for Web Services Description Language WSDL is written in XML WSDL is an XML document WSDL is used to describe Web services WSDL is also used to locate Web services

8 WSDL Elements ElementDefines The operations performed by the web service The messages used by the web service The data types used by the web service The communication protocols used by the web service A WSDL document describes What the service can do Where it resides How to invoke it

9 WSDL Skeleton definition of types definition of a message.... definition of a port definition of a binding....

10 WSDL Example

11 Next Chapter Creating Web Service