using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
//add
using System.Net;
using System.Text;
using System.IO;
using System.Web.Services.Description;
using System.CodeDom;
using Microsoft.CSharp;
using System.CodeDom.Compiler;
/// <summary>
///WebServiceHelper 的摘要说明
/// </summary>
public class WebServiceHelper
{
public WebServiceHelper()
{
//
//TODO: 在此处添加构造函数逻辑
//
}
#region InvokeWebService
//动态调用web服务
public static object InvokeWebService(string @namespace, string url, string methodname, object[] args)
{
return WebServiceHelper.InvokeWebService(@namespace,url, null, methodname, args);
}
public static object InvokeWebService(string @namespace, string url, string classname, string methodname, object[] args)
{
if ((classname == null) || (classname == ""))
{
classname = WebServiceHelper.GetWsClassName(url);
}
try
{
//获取WSDL
WebClient wc = new WebClient();
Stream stream = wc.OpenRead(url + "?WSDL");
ServiceDescription sd = ServiceDescription.Read(stream);
ServiceDescriptionImporter sdi = new ServiceDescriptionImporter();
sdi.AddServiceDescription(sd, "", "");
CodeNamespace cn = new CodeNamespace(@namespace);
//生成客户端代理类代码
CodeCompileUnit ccu = new CodeCompileUnit();
ccu.Namespaces.Add(cn);
sdi.Import(cn, ccu);
CSharpCodeProvider csc = new CSharpCodeProvider();
ICodeCompiler icc = csc.CreateCompiler();
//设定编译参数
CompilerParameters cplist = new CompilerParameters();
cplist.GenerateExecutable = false;
cplist.GenerateInMemory = true;
cplist.ReferencedAssemblies.Add("System.dll");
cplist.ReferencedAssemblies.Add("System.XML.dll");
cplist.ReferencedAssemblies.Add("System.Web.Services.dll");
cplist.ReferencedAssemblies.Add("System.Data.dll");
//编译代理类
CompilerResults cr = icc.CompileAssemblyFromDom(cplist, ccu);
if (true == cr.Errors.HasErrors)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
foreach (System.CodeDom.Compiler.CompilerError ce in cr.Errors)
{
sb.Append(ce.ToString());
sb.Append(System.Environment.NewLine);
}
throw new Exception(sb.ToString());
}
//生成代理实例，并调用方法
System.Reflection.Assembly assembly = cr.CompiledAssembly;
Type t = assembly.GetType(@namespace + "." + classname, true, true);
object obj = Activator.CreateInstance(t);
System.Reflection.MethodInfo mi = t.GetMethod(methodname);
return mi.Invoke(obj, args);
}
catch (Exception ex)
{
throw new Exception(ex.InnerException.Message, new Exception(ex.InnerException.StackTrace));
}
}
private static string GetWsClassName(string wsUrl)
{
string[] parts = wsUrl.Split('/');
string[] pps = parts[parts.Length - 1].Split('.');
return pps[0];
}
#endregion
}
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调用
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace WebServiceConsleTest
{
class Program
{
static void Main(string[] args)
{
string a = Convert.ToString(WebServiceHelper.InvokeWebService("Test.WS", "http://localhost:1720/WebServiceTest/Service.asmx", "Service", "HelloWorld", null));
Console.WriteLine(a);
Console.ReadKey();
}
}
}
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