/// <summary>
/// 根据类型描述得到类型对象
/// </summary>
/// <param name="typeDescription">完整类型描述，应该是Namespace.ClassName, AssemblyName</param>
/// <returns>类型对象</returns>
public static Type GetTypeInfo(string typeDescription)
{
ExceptionHelper.CheckStringIsNullOrEmpty(typeDescription, "typeDescription");
Type result = Type.GetType(typeDescription);
if (result == null)
{
TypeInfo ti = GenerateTypeInfo(typeDescription);
AssemblyName aName = new AssemblyName(ti.AssemblyName);
AssemblyMappingConfigurationElement element = AssemblyMappingSettings.GetConfig().Mapping[aName.Name];
ExceptionHelper.TrueThrow <TypeLoadException>(element == null, "不能找到类型{0}", typeDescription);
ti.AssemblyName = element.MapTo;
result = Type.GetType(ti.ToString());
ExceptionHelper.FalseThrow <TypeLoadException>(result != null, "不能得到类型信息{0}", ti.ToString());
}
return(result);
}
private void InitPerformanceCounter(PerformanceCounterInitData data)
{
PerformanceCounter pc;
ExceptionHelper.FalseThrow <ArgumentNullException>(data != null, "data");
ExceptionHelper.CheckStringIsNullOrEmpty(data.CategoryName, "CategoryName");
ExceptionHelper.CheckStringIsNullOrEmpty(data.CounterName, "CounterName");
try
{
if (string.IsNullOrEmpty(data.MachineName))
{
pc = new PerformanceCounter(data.CategoryName, data.CounterName, data.InstanceName, data.Readonly);
}
else
{
pc = new PerformanceCounter(data.CategoryName, data.CounterName, data.InstanceName, data.MachineName);
}
this.counter = pc;
}
catch (System.Exception)
{
}
}
/// <summary>
/// 得到指定名称的监控数据
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public static MonitorData GetMonitor(string name)
{
ExceptionHelper.CheckStringIsNullOrEmpty(name, "name");
MonitorData md = null;
ExceptionHelper.FalseThrow(StopWatchContextCache.Instance.TryGetValue(name, out md),
"不能找到名称为{0}的MonitorData");
return(md);
}
/// <summary>
/// 从资源中得到流
/// </summary>
/// <param name="assembly"></param>
/// <param name="path"></param>
/// <returns></returns>
public static Stream GetResourceStream(this Assembly assembly, string path)
{
ExceptionHelper.FalseThrow <ArgumentNullException>(assembly != null, "assembly");
ExceptionHelper.CheckStringIsNullOrEmpty(path, "path");
Stream stm = assembly.GetManifestResourceStream(path);
ExceptionHelper.FalseThrow(stm != null, "不能在Assembly:{0}中找到资源{1}", assembly.FullName, path);
return(stm);
}
/// <summary>
/// 把已序列化为字符串类型的对象反序列化为指定的类型
/// </summary>
/// <param name="serializedGraph">已序列化为字符串类型的对象</param>
/// <param name="formatterType">消息格式编码类型（Soap或Binary型）</param>
/// <param name="binder"></param>
/// <returns>串行化转化结果</returns>
/// <remarks>调用BinaryFormatter或SoapFormatter的Deserialize方法实现主要转换过程。</remarks>
public static object DeserializeStringToObject(this string serializedGraph, SerializationFormatterType formatterType, SerializationBinder binder)
{
ExceptionHelper.CheckStringIsNullOrEmpty(serializedGraph, "serializedGraph");
Byte[] arrGraph = Convert.FromBase64String(serializedGraph);
using (MemoryStream memoryStream = new MemoryStream(arrGraph))
{
IRemotingFormatter formatter = GetFormatter(formatterType);
formatter.Binder = binder;
return(formatter.Deserialize(memoryStream));
}
}
/// <summary>
/// 开始执行计数
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
public static MonitorData StartMonitor(string name)
{
ExceptionHelper.CheckStringIsNullOrEmpty(name, "name");
ExceptionHelper.TrueThrow(StopWatchContextCache.Instance.ContainsKey(name),
"已经启动了名称为{0}的MonitorData", name);
MonitorData md = new MonitorData();
StopWatchContextCache.Instance.Add(name, md);
md.Stopwatch.Start();
return(md);
}
/// <summary>
/// 构造方法，通过类型描述构造
/// </summary>
/// <param name="typeDesp">类型描述</param>
public XmlObjectSubClassTypeAttribute(string typeDesp)
{
ExceptionHelper.CheckStringIsNullOrEmpty(typeDesp, "typeDesp");
this.typeDescription = typeDesp;
}
