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Unformatted text preview: ming Web Services Overview Locate the desired Web Service UDDI DISCO (Microsoft .NET specific) Get detailed description of Web Service WSDL Create a proxy that represents the Web Service Proxy has the same methods/arguments/return values as the Web Service Application instantiates and uses the proxy as if it were a local object 34 Consuming Web Services Overview Web Service Developer Web Application Developer Create with WSDL.exe Web Server S .asmx Web Server C Service App Proxy .cs Web Form .aspx Service Application Consuming Web Services Overview Web Services are URL addressable HTTP request/response Can request WSDL via URL Can invoke via: HTTP-GET HTTP-POST HTTP-SOAP 35 Consuming Web Services Invoking via HTTP-GET HTTP-GET http://localhost//MathService.asmx/Multiply?a=11&b=11 Result is an XML document encoding="utf<?xml version="1.0" encoding="utf-8" ?> <int xmlns="http://www.microsoft.com/MathService/">121</int> Consuming Web Services Invoking via HTTP-POST HTTP-POST POST /MathService.asmx/Multiply HTTP/1.1 Host: localhost Contentapplication/x-www-formContent-Type: application/x-www-form-urlencoded ContentContent-Length: length a=11&b=11...
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