WebServiceHelper代码：
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using Microsoft.CSharp;using System;using System.CodeDom;using System.CodeDom.Compiler;using System.Collections.Generic;using System.IO;using System.Linq;using System.Net;using System.Reflection;using System.Text;using System.Web.Services.Description;using System.Xml.Serialization;namespace SunCreate.HaiKang8600WebService.Utils{ /// <summary> /// 动态调用WebService /// </summary> public static class WebServiceHelper { /// <summary> /// 动态调用WebService /// </summary> /// <param name="url">WebService地址</param> /// <param name="strNamespace">命名空间</param> /// <param name="className">类名</param> /// <param name="methodName">方法名(模块名)</param> /// <param name="args">参数列表</param> public static object InvokeWebService(string url, string strNamespace, string className, string methodName, object[] args) { try { WebClient webClient = new WebClient(); Stream stream = webClient.OpenRead(url); //获取服务描述语言(WSDL) ServiceDescription serviceDescription = ServiceDescription.Read(stream); //通过直接从 Stream实例加载 XML 来初始化ServiceDescription类的实例。 ServiceDescriptionImporter serviceDescriptionImporter = new ServiceDescriptionImporter(); serviceDescriptionImporter.AddServiceDescription(serviceDescription, null, null); //生成客户端代理类代码 CodeNamespace codeNamespace = new CodeNamespace(strNamespace); //CodeNamespace表示命名空间声明。 CodeCompileUnit codeCompileUnit = new CodeCompileUnit(); codeCompileUnit.Namespaces.Add(codeNamespace); serviceDescriptionImporter.Import(codeNamespace, codeCompileUnit); CSharpCodeProvider csharpCodeProvider = new CSharpCodeProvider(); ICodeCompiler iCodeCompiler = csharpCodeProvider.CreateCompiler();//取得C#程式码编译器的执行个体 //设定编译器的参数 CompilerParameters compilerParameters = new CompilerParameters();//创建编译器的参数实例 compilerParameters.GenerateExecutable = false; compilerParameters.GenerateInMemory = true; compilerParameters.ReferencedAssemblies.Add("System.dll"); compilerParameters.ReferencedAssemblies.Add("System.XML.dll"); compilerParameters.ReferencedAssemblies.Add("System.Web.Services.dll"); compilerParameters.ReferencedAssemblies.Add("System.Data.dll"); //编译代理类 CompilerResults compilerResults = iCodeCompiler.CompileAssemblyFromDom(compilerParameters, codeCompileUnit); if (true == compilerResults.Errors.HasErrors) { StringBuilder sb = new StringBuilder(); foreach (CompilerError ce in compilerResults.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 = compilerResults.CompiledAssembly; Type type = assembly.GetType(strNamespace + "." + className, true, true); object obj = Activator.CreateInstance(type); System.Reflection.MethodInfo methodInfo = type.GetMethod(methodName); //MethodInfo 的实例可以通过调用GetMethods或者Type对象或派生自Type的对象的GetMethod方法来获取，还可以通过调用表示泛型方法定义的 MethodInfo 的MakeGenericMethod方法来获取。 return methodInfo.Invoke(obj, args); } catch (Exception ex) { LogUtil.LogError(ex, "动态调用WebService 错误"); return null; } } }} |
使用示例：
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string url = "http://172.16.36.26:8080/attachment/services/AttachmentService?wsdl";object[] args = new object[2];args[0] = "1";args[1] = "1";object str = WebServiceHelper.InvokeWebService(url, "service.webservice", "AttachmentService", "checkGrade", args);string sstr = str.ToString(); |
以上就是C# 动态调用WebService的示例的详细内容，更多关于C# 动态调用WebService的资料请关注服务器之家其它相关文章！
原文链接：https://www.cnblogs.com/s0611163/p/10096745.html
