в 15:31, 26 мая 2010

2010-05-26T15:31:53Z

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2010-05-26T12:20:47Z

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==Simplest web method==

<source lang="csharp"><%@ WebService Language="C#" Class="HelloWebService" %>
using System;
using System.Web.Services;
public class HelloWebService
{
[WebMethod]
public string HelloWorld()
{
return "Hello World";
}
}</source>

==Simple WebService==

<source lang="csharp"><%@ WebService Language="c#" Class="MathService"%>
using System;
using System.Web.Services;
[WebService(Namespace="http://localhost/test")]
public class MathService : WebService
{
[WebMethod]
public int Add(int a, int b)
{
return a + b;
}
[WebMethod]
public int Subtract(int a, int b)
{
return a - b;
}
[WebMethod]
public int Multiply(int a, int b)
{
return a * b;
}
[WebMethod]
public int Divide(int a, int b)
{
int answer;
if (b != 0)
{
answer = a / b;
return answer;
} else
return 0;
}
}
///////////////
using System;
class ServiceTest
{
public static void Main(string[] argv)
{
MathService ms = new MathService();
int x = Convert.ToInt16(argv[0]);
int y = Convert.ToInt16(argv[1]);
int sum = ms.Add(x, y);
int sub = ms.Subtract(x, y);
int mult = ms.Multiply(x, y);
int div = ms.Divide(x, y);
Console.WriteLine("The answers are:");
Console.WriteLine(" {0} + {1} = {2}", x, y, sum);
Console.WriteLine(" {0} - {1} = {2}", x, y, sub);
Console.WriteLine(" {0} * {1} = {2}", x, y, mult);
Console.WriteLine(" {0} / {1} = {2}", x, y, div);
}
}</source>

==Web service client==

<source lang="csharp">using System;
using System.IO;
using System.Net;
using System.Xml.XPath;
public class MainClass{
public static void Main(string [] args) {
string content = "productCode=1111";
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://127.0.0.1:80/Query.asmx/GetNumberInStock");
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
request.ContentLength = content.Length;
StreamWriter streamWriter = new StreamWriter(request.GetRequestStream( ));
streamWriter.Write(content);
streamWriter.Flush( );
WebResponse response = request.GetResponse( );
Stream stream = response.GetResponseStream( );
XPathDocument document = new XPathDocument(stream);
XPathNavigator nav = document.CreateNavigator( );
XPathNodeIterator nodes = nav.Select("//int");
Console.WriteLine(nodes.Current);
}
}</source>

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в 15:31, 26 мая 2010

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