/// <summary>
/// 调用请求使用同一个终结点;好处是远程服务切换后，已创建的接口对象可以继续使用
/// </summary>
/// <param name="request">请求</param>
/// <returns></returns>
private object Intercept_RemoteProceed(CallRequest request)
{
try {
if (_beforeRequest != null)
{
request = _beforeRequest.Process(request);
}
var response = _messageRequester.GetResponse(request) as CallResponse;
if (_afterResponse != null)
{
response = _afterResponse.Process(response);
}
if (!response.IsProcessSucceed)
{
throw (Exception)response.Transfer;
}
return(response.Transfer);
}
catch (Exception e) {
if (ExceptionCatcher == null)
{
throw;
}
ExceptionCatcher.Catch(e, null, request.Method);
return(null);
}
}
public void Intercept(IInvocation invoc)
{
var request = new CallRequest {
InterfaceType = InterfaceType,
Method = invoc.Method,
Parameters = invoc.Arguments
};
try {
invoc.ReturnValue = RemoteProceed?.Invoke(request);
}
catch (Exception exception) {
ExceptionCatcher.Catch(exception, invoc.MethodInvocationTarget, invoc.Method);
}
}
public virtual object Execute(CallRequest request)
{
var resolve = Container.Resolve(request.InterfaceType);
if (resolve == null)
{
throw new Exception($"服务容器没有注册接口{request.InterfaceType}对应的类");
}
var result = request.Method.Invoke(resolve, request.Parameters);
var returnType = request.Method.ReturnType;
if (returnType.FullName.StartsWith("System.Collections.Generic.IEnumerable`1"))
{
var genericType = returnType.GenericTypeArguments[0];
var genericMethod = _baseCastMethod.MakeGenericMethod(genericType);
result = genericMethod.Invoke(null, new[] { result });
}
return(result);
}
