protected static Func <T> SendRequest <T>(ITypedRequestProcessProxy server, TypedRequest request, TimeSpan timeout)
where T : TypedResponse
{
var sw = new Stopwatch();
var waitHandle = new EventWaitHandle(false, EventResetMode.ManualReset);
T response = null;
ErrorResponse error = null;
sw.Start();
server.RunAsync(request, typedResponse => {
Assert.IsInstanceOfType(typedResponse, typeof(T));
sw.Stop();
Logger.LogInfo("Request {0} took {1} msec to complete.", request.ClassName, sw.ElapsedMilliseconds);
response = (T)typedResponse;
waitHandle.Set();
}, errorResponse => {
error = errorResponse;
});
return(() => {
if (!waitHandle.WaitOne(timeout))
{
return null;
}
if (error != null)
{
throw ErrorResponseHelper.CreateException(error);
}
return response;
});
}
public void Post(UIRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
if (request.Id == null)
{
throw new ArgumentException(@"Request must have an Id.", "request");
}
if (request.TypedRequest == null)
{
throw new ArgumentException(@"Request must have a typed request.", "request");
}
var operation = new DelayedOperation {
Id = request.Id,
Delay = request.Delay,
Action = () => {
if (request.OnBeforeRun != null)
{
Logger.WrapActionInvocation(request.OnBeforeRun);
}
_typedRequestProcessProxy.RunAsync(request.TypedRequest,
response => OnRequestSuccess(request, response),
errorResponse => OnRequestError(request, errorResponse));
}
};
_delayedOperationProcessor.Post(operation);
}
public void Post(DispatchThreadServerRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
if (request.Id == null)
{
throw new ArgumentException(@"Request must have an Id.", "request");
}
if (request.Request == null)
{
throw new ArgumentException(@"Request must have a typed request.", "request");
}
var operation = new DelayedOperation {
Id = request.Id,
Delay = request.Delay,
// Action executed on a background thread when delay has expired.
Action = () => {
if (request.OnThreadPoolSend != null)
{
Logger.WrapActionInvocation(request.OnThreadPoolSend);
}
_typedRequestProcessProxy.RunAsync(request.Request,
GetRunAsycOptions(request),
response => OnRequestSuccess(request, response),
errorResponse => OnRequestError(request, errorResponse));
},
};
_delayedOperationExecutor.Post(operation);
}
private void FetchFileSystemTree()
{
_proxy.RunAsync(
new GetFileSystemRequest(),
typedResponse => {
var response = (GetFileSystemResponse)typedResponse;
OnTreeReceived(response.Tree);
},
OnErrorReceived);
}