/// <summary>
/// 方法异常拦截
/// </summary>
/// <param name="methodinfo"></param>
/// <param name="args"></param>
private void InvokeException(MethodInfo methodinfo, InterceptorMethodArgs args)
{
ClearInterceptorActionList();
methodinfo.GetCustomAttributes(typeof(InterceptorMethodExceptionAttibute), true).ToList().ForEach(m => {
List <Action <InterceptorMethodArgs> > tmpInterceptorActionList = _InterceptorMethodManager.GetInterceptorMethodList(m.GetType());
if (tmpInterceptorActionList != null && tmpInterceptorActionList.Count > 0)
{
_InterceptorActionList.AddRange(tmpInterceptorActionList);
}
});
foreach (Action <InterceptorMethodArgs> interceptorActionItem in _InterceptorActionList)
{
interceptorActionItem(args);
}
}
public override void Execute(InterceptorMethodArgs args)
{
IAppService appinstance = args.InstanceObject as IAppService;
appinstance.CurrentUnitOfWork.CurrentUnitOfWork.Commit();
}
public object Invoke(object instance, string name, object[] parameters)
{
object objres = null;
MethodInfo methodinfo = null;
InterceptorMethodArgs args = null;
Stopwatch stopwatch = null;
Func <object, object[], object> methodDel = null;
string dynamicProxyMethidFullName = null;
MethodInfo excuMethod = null;
try
{
if (instance != null)
{
Type instanceType = instance.GetType();
methodinfo = instanceType.GetMethod(name);
if (methodinfo != null)
{
if (methodinfo.IsGenericMethod)
{
Type[] genericArgumentsList = methodinfo.GetGenericArguments().Select(m => m.DeclaringType).ToArray();
excuMethod = methodinfo.MakeGenericMethod(genericArgumentsList);
}
else
{
excuMethod = methodinfo;
}
dynamicProxyMethidFullName = GetDynamicProxyMethidFullName(instanceType, excuMethod);
methodDel = _DynamicProxyMethodContainerManager.GetDynamicProxyMethodByDynamicProxyMethodName(dynamicProxyMethidFullName);
if (methodDel == null)
{
methodDel = _DynamicProxyMethodContainerManager.AddDynamicProxyContainer(dynamicProxyMethidFullName, methodinfo);
}
if (methodDel != null)
{
stopwatch = new Stopwatch();
stopwatch.Start();
args = new InterceptorMethodArgs {
MethodName = name, MethodDateTime = DateTime.Now, MethodParameters = parameters, InstanceObject = instance
};
InvokeBegin(methodinfo, args);
objres = methodDel(instance, parameters);
stopwatch.Stop();
args.MethodExecute = stopwatch.Elapsed.TotalMilliseconds;
args.ReturnValue = objres;
InvokeEnd(methodinfo, args);
}
else
{
//TODO:自定义异常
throw new Exception("No Method");
}
}
}
else
{
//TODO:自定义异常
throw new Exception("No Instance Object");
}
}
catch (Exception ex)
{
if (args != null && methodinfo != null)
{
args.MethodException = ex;
InvokeException(methodinfo, args);
}
throw ex;
}
return(objres);
}
