.NET 创建 WebService

服务器端代码

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Services;
using System.Xml.Serialization;
using System.Web.Services.Protocols;
using System.IO;
using System.Xml;


namespace WebService1
{
    /// <summary>
    /// Service1 的摘要说明
    /// </summary>

    [WebService(
        Namespace = "http://asn.test.cn/", 
        Description="this is a test service!")]
    [System.ComponentModel.ToolboxItem(false)]
    // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
    // [System.Web.Script.Services.ScriptService]
    public class Service1 : System.Web.Services.WebService
    {

        [WebMethod]
        [SoapDocumentMethod(ParameterStyle = SoapParameterStyle.Wrapped)]
        public void PurchaseOrder(
            [XmlAttribute] String ID,
            DateTime Date,
            int Amount,
            out String ReceiptID)
        {
            ReceiptID = "12345";
            return;
        }



        [WebMethod]
        [return: XmlElement("PurchaseOrderRecipt")]
        [SoapDocumentMethod(ParameterStyle = SoapParameterStyle.Bare, OneWay = true)]
        public void PurchaseOrderStyleBare(PO pOrder)
        {
            FileStream fileStream = new FileStream("c:/aa.txt",FileMode.Append ,FileAccess.Write);
            StreamWriter writer = new StreamWriter(fileStream);
            writer.WriteLine(pOrder.ID);
            writer.WriteLine(pOrder.Date.ToString());
            writer.Close();
            return ;
        }


        [WebMethod]
        [SoapDocumentMethod(ParameterStyle = SoapParameterStyle.Wrapped)]
        public double Divide(double x, double y)
        {
            if (y == 0)
            {
                XmlDocument doc = new XmlDocument();
                doc.LoadXml("<BadStuff>you shouldn't try to divide by zero. </BadStuff>");
                XmlQualifiedName code = new XmlQualifiedName("Sample", "http://sample");
                SoapException ex = new SoapException("Can not divide by zero", code, "TheActor", doc);

                throw ex;
            }
            return x / y;
        }
    }
}

客户端调用代码

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using ServiceClient.ServiceTest;
using System.Web.Services;
using System.Xml.Serialization;
using System.Web.Services.Protocols;



namespace ServiceClient
{
    class Program
    {
        static void Main(string[] args)
        {


            Service1SoapClient server = new Service1SoapClient();
            double resl = server.Divide(4, 3);
            Console.WriteLine(resl);


            ServiceTestClient client = new ServiceTestClient();
            double resl1 =  client.Divide(5, 3);
            Console.WriteLine(resl1);
        }
    }

    [WebServiceBinding("Service1Soap", "http://asn.test.cn/")]
    public class ServiceTestClient : SoapHttpClientProtocol
    {
        public ServiceTestClient()
        {
            this.Url = "http://localhost:49559/Service1.asmx";
        }

        [SoapDocumentMethod("http://asn.test.cn/Divide"]
        public double Divide(double x, double y)
        {
            Object[] args = { x, y};
            Object[] responseMsg = this.Invoke("Divide", args);

            return (double)responseMsg[0];
        }
    }
}