/// <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);
}
/// <summary>
/// 根据类型描述试图得到类型对象，如果成功，返回true，否则为false
/// </summary>
/// <param name="typeDescription"></param>
/// <param name="type"></param>
/// <returns></returns>
public static bool TryGetTypeInfo(string typeDescription, out Type type)
{
type = Type.GetType(typeDescription);
if (type == null)
{
TypeInfo ti = GenerateTypeInfo(typeDescription);
AssemblyName aName = new AssemblyName(ti.AssemblyName);
AssemblyMappingConfigurationElement element = AssemblyMappingSettings.GetConfig().Mapping[aName.Name];
if (element != null)
{
ti.AssemblyName = element.MapTo;
type = Type.GetType(ti.ToString());
}
}
return(type != null);
}
