/// <summary>
/// 动态调用类方法，传类实例、类方法信息
/// </summary>
/// <param name="obj"></param>
/// <param name="mi"></param>
/// <param name="htParam"></param>
/// <returns></returns>
public static object InvokeMethod(object obj, MethodInfo mi, Hashtable htParam)
{
try
{
//参数
ParameterInfo[] paramList = mi.GetParameters();
object[] objParams = new object[paramList.Length];
for (int i = 0; i < paramList.Length; i++)
{
string paramValue = "";
foreach (DictionaryEntry de in htParam)
{
if (de.Key.ToString().Equals(paramList[i].Name, StringComparison.CurrentCultureIgnoreCase))
{
paramValue = de.Value.ToString();
break;
}
}
objParams[i] = CreateParamObj(paramValue, paramList[i].ParameterType);
}
return(mi.Invoke(obj, objParams));
}
catch (Exception e)
{
MyLog.WriteExceptionLog("WebServiceHelper.InvokeMethod", e,
string.Format("\r\n\tmethod:{0}", mi == null ? "method为空" : mi.Name));
return(null);
}
}
/// <summary>
/// 动态调用类方法，传类名、类方法
/// </summary>
/// <param name="t"></param>
/// <param name="methodname"></param>
/// <param name="htParam"></param>
/// <returns></returns>
public static object InvokeMethod(Type t, string methodname, Hashtable htParam)
{
try
{
object obj = Activator.CreateInstance(t);
MethodInfo mi = t.GetMethod(methodname);
return(InvokeMethod(obj, mi, htParam));
}
catch (Exception e)
{
MyLog.WriteExceptionLog("WebServiceHelper.InvokeMethod", e,
string.Format("\r\n\tmethod:{0}", methodname));
return(null);
}
}
/// <summary>
/// 进行DES解密。
/// </summary>
/// <param name="pToDecrypt">要解密的以Base64</param>
/// <param name="sKey">密钥，且必须为8位，不足8位系统自动补齐。</param>
/// <returns>已解密的字符串。</returns>
public static string Decrypt(string pToDecrypt, string _Key)
{
string sKey = (_Key + ConBaseString).Substring(0, 8);
try
{
byte[] inputByteArray = Convert.FromBase64String(pToDecrypt);
using (DESCryptoServiceProvider des = new DESCryptoServiceProvider())
{
des.Key = ASCIIEncoding.ASCII.GetBytes(sKey);
des.IV = ASCIIEncoding.ASCII.GetBytes(sKey);
System.IO.MemoryStream ms = new System.IO.MemoryStream();
string str = "";
try
{
using (CryptoStream cs = new CryptoStream(ms, des.CreateDecryptor(), CryptoStreamMode.Write))
{
cs.Write(inputByteArray, 0, inputByteArray.Length);
cs.FlushFinalBlock();
cs.Close();
str = Encoding.UTF8.GetString(ms.ToArray());
}
}
catch
{
str = pToDecrypt;
}
ms.Close();
return(str);
}
}
catch (Exception e)
{
MyLog.WriteExceptionLog("MySecurity.Decrypt", e, pToDecrypt);
return("");
}
}
/// <summary>
/// 通过webservice接口，自动创建代码类
/// </summary>
/// <param name="url"></param>
/// <param name="classname"></param>
/// <param name="methodname"></param>
/// <returns></returns>
public static Type GetWebServiceType(string url, string classname)
{
#region 实现过程
if ((classname == null) || (classname == ""))
{
classname = WebServiceHelper.GetWsClassName(url);
}
try
{
//获取WSDL ，得到sdi
WebClient wc = new WebClient();
Stream stream = wc.OpenRead(url + "?WSDL");
ServiceDescription sd = ServiceDescription.Read(stream);
ServiceDescriptionImporter sdi = new ServiceDescriptionImporter();
sdi.AddServiceDescription(sd, "", "");
//得到ccu
string @namespace = "EnterpriseServerBase.WebService.DynamicWebCalling";
CodeNamespace cn = new CodeNamespace(@namespace);
CodeCompileUnit ccu = new CodeCompileUnit();
ccu.Namespaces.Add(cn);
sdi.Import(cn, ccu);
//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
CSharpCodeProvider icc = new CSharpCodeProvider();
CompilerResults cr = icc.CompileAssemblyFromDom(cplist, ccu);
//出错信息
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());
}
//自动创建类信息
Assembly assembly = cr.CompiledAssembly;
Type t = assembly.GetType(@namespace + "." + classname, true, true);
return(t);
}
catch (Exception e)
{
MyLog.WriteExceptionLog("WebServiceHelper.GetWebServiceType", e,
string.Format("\r\n\turl:{0}", url));
return(null);
}
#endregion
}
