添加项目文件。
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98
src/BRS.Common.Model/Helper/WebServiceHelper.cs
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98
src/BRS.Common.Model/Helper/WebServiceHelper.cs
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using System;
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using System.CodeDom;
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using System.CodeDom.Compiler;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading.Tasks;
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using System.Web;
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using System.Web.Caching;
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using System.Web.Services.Description;
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using System.Xml.Serialization;
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namespace BRS.Common.Model.Helper
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{
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public class WebServiceHelper
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{
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/// <summary>
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/// 生成dll文件保存到本地
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/// </summary>
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/// <param name="url">WebService地址</param>
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/// <param name="className">类名</param>
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/// <param name="methodName">方法名</param>
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/// <param name="filePath">保存dll文件的路径</param>
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public static void CreateWebServiceDLL(string url, string className, string methodName, string filePath)
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{
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// 1. 使用 WebClient 下载 WSDL 信息。
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WebClient web = new WebClient();
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Stream stream = web.OpenRead(url + "?wsdl");
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// 2. 创建和格式化 WSDL 文档。
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ServiceDescription description = ServiceDescription.Read(stream);
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//如果不存在就创建file文件夹
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if (Directory.Exists(filePath) == false)
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{
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Directory.CreateDirectory(filePath);
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}
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if (File.Exists(filePath + className + "_" + methodName + ".dll"))
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{
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//判断缓存是否过期
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var cachevalue = HttpRuntime.Cache.Get(className + "_" + methodName);
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if (cachevalue == null)
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{
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//缓存过期删除dll
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File.Delete(filePath + className + "_" + methodName + ".dll");
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}
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else
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{
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// 如果缓存没有过期直接返回
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return;
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}
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}
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// 3. 创建客户端代理代理类。
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ServiceDescriptionImporter importer = new ServiceDescriptionImporter();
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// 指定访问协议。
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importer.ProtocolName = "Soap";
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// 生成客户端代理。
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importer.Style = ServiceDescriptionImportStyle.Client;
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importer.CodeGenerationOptions = CodeGenerationOptions.GenerateProperties | CodeGenerationOptions.GenerateNewAsync;
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// 添加 WSDL 文档。
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importer.AddServiceDescription(description, null, null);
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// 4. 使用 CodeDom 编译客户端代理类。
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// 为代理类添加命名空间,缺省为全局空间。
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CodeNamespace nmspace = new CodeNamespace();
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CodeCompileUnit unit = new CodeCompileUnit();
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unit.Namespaces.Add(nmspace);
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ServiceDescriptionImportWarnings warning = importer.Import(nmspace, unit);
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CodeDomProvider provider = CodeDomProvider.CreateProvider("CSharp");
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CompilerParameters parameter = new CompilerParameters();
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parameter.GenerateExecutable = false;
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// 可以指定你所需的任何文件名。
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parameter.OutputAssembly = filePath + className + "_" + methodName + ".dll";
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parameter.ReferencedAssemblies.Add("System.dll");
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parameter.ReferencedAssemblies.Add("System.XML.dll");
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parameter.ReferencedAssemblies.Add("System.Web.Services.dll");
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parameter.ReferencedAssemblies.Add("System.Data.dll");
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// 生成dll文件,并会把WebService信息写入到dll里面
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CompilerResults result = provider.CompileAssemblyFromDom(parameter, unit);
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if (result.Errors.HasErrors)
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{
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// 显示编译错误信息
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System.Text.StringBuilder sb = new StringBuilder();
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foreach (CompilerError ce in result.Errors)
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{
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sb.Append(ce.ToString());
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sb.Append(System.Environment.NewLine);
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}
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throw new Exception(sb.ToString());
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}
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//记录缓存
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var objCache = HttpRuntime.Cache;
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// 缓存信息写入dll文件
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objCache.Insert(className + "_" + methodName, "1", null, DateTime.Now.AddMinutes(5), TimeSpan.Zero, CacheItemPriority.High, null);
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}
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}
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}
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