public Task<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
Request = request;
var tcs = new TaskCompletionSource<IServiceFilterResponse>();
tcs.SetResult (Response);
return tcs.Task;
}
public IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
TaskCompletionSource <IServiceFilterResponse> tcs = new TaskCompletionSource <IServiceFilterResponse>();
tcs.SetResult(new MyResponse(this.statusCode, this.statusDescription, this.contentType, this.content));
return(tcs.Task.AsAsyncOperation());
}
public async Task <IServiceFilterResponse> HandleRequest(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
IServiceFilterResponse response = null;
try
{
for (int i = 0; i < this.NumberOfRequests; i++)
{
response = await continuation.Handle(request);
test.AddLog("Sent the request number {0}", i + 1);
test.AddLog("Response: {0} - {1}", response.StatusCode, response.StatusDescription);
if (response.StatusCode >= 400)
{
test.AddLog("Invalid response. Content-Type: {0}", response.ContentType);
test.AddLog("Response content: {0}", response.Content);
throw new InvalidOperationException();
}
}
}
catch (Exception ex)
{
test.AddLog("Exception while calling continuation: {0}", ex);
this.TestFailed = true;
throw;
}
return(response);
}
private Task<IServiceFilterResponse> Log(IServiceFilterRequest request, IServiceFilterContinuation next)
{
//Test.Log(" >>> {0} {1} {2}", request.Method, request.Uri, request.Content);
//IServiceFilterResponse response = await next.Handle(request).AsTask();
//Test.Log(" <<< {0} {1} {2}", response.StatusCode, response.StatusDescription, response.Content);
return next.Handle (request);;
}
public void HandleRequest(IServiceFilterRequest request, INextServiceFilterCallback nextServiceFilterCallback,
IServiceFilterResponseCallback responseCallback)
{
mToDoActivity.RunOnUiThread(new MyRunnable(mToDoActivity.mProgressBar, ProgressBar.VISIBLE));
nextServiceFilterCallback.OnNext(request, new MyServiceFilterResponseCallback(mToDoActivity, responseCallback));
}
private static Exception CreateMobileServiceException(string errorMessage, IServiceFilterRequest request, IServiceFilterResponse response)
{
Debug.Assert(!string.IsNullOrEmpty(errorMessage), "errorMessage cannot be null or empty!");
Debug.Assert(request != null, "request cannot be null!");
Debug.Assert(response != null, "response cannot be null!");
return(new InvalidOperationException(errorMessage));
}
private static Exception CreateMobileServiceException(string errorMessage, IServiceFilterRequest request, IServiceFilterResponse response)
{
Debug.Assert(!string.IsNullOrEmpty(errorMessage), "errorMessage cannot be null or empty!");
Debug.Assert(request != null, "request cannot be null!");
Debug.Assert(response != null, "response cannot be null!");
return new InvalidOperationException(errorMessage);
}
private Task <IServiceFilterResponse> Log(IServiceFilterRequest request, IServiceFilterContinuation next)
{
//Test.Log(" >>> {0} {1} {2}", request.Method, request.Uri, request.Content);
//IServiceFilterResponse response = await next.Handle(request).AsTask();
//Test.Log(" <<< {0} {1} {2}", response.StatusCode, response.StatusDescription, response.Content);
return(next.Handle(request));;
}
public Task<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
Request = request;
//return Task.FromResult<IServiceFilterResponse>(Response).AsAsyncOperation();
var tcs = new TaskCompletionSource<IServiceFilterResponse>();
tcs.SetResult(Response);
return tcs.Task;
}
/// <summary>
/// Provide an implementation of the default next continuation which
/// just returns the response corresponding to a request.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <returns>The HTTP response.</returns>
Task<IServiceFilterResponse> IServiceFilterContinuation.Handle(IServiceFilterRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
return request.GetResponse();
}
/// <summary>
/// Provide an implementation of the default next continuation which
/// just returns the response corresponding to a request.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <returns>The HTTP response.</returns>
Task <IServiceFilterResponse> IServiceFilterContinuation.Handle(IServiceFilterRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
return(request.GetResponse());
}
public Task <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
Request = request;
var tcs = new TaskCompletionSource <IServiceFilterResponse>();
tcs.SetResult(Response);
return(tcs.Task);
}
/// <summary>
/// Apply a chain of IServiceFilters to an HTTP request and get the
/// corresponding HTTP response.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <param name="filter">
/// The filter (or chain of filters composed together into a single
/// filter) to apply to the request to obtain the response.
/// </param>
/// <returns>The HTTP response.</returns>
public static Task<IServiceFilterResponse> ApplyAsync(IServiceFilterRequest request, IServiceFilter filter)
{
return (filter != null) ?
// If we have a filter, create a new instance of this type to
// provide the final default continuation
filter.Handle(request, new ServiceFilter()) :
// If we don't have a filter, just return the response directly
request.GetResponse();
}
/// <summary>
/// Apply a chain of IServiceFilters to an HTTP request and get the
/// corresponding HTTP response.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <param name="filter">
/// The filter (or chain of filters composed together into a single
/// filter) to apply to the request to obtain the response.
/// </param>
/// <returns>The HTTP response.</returns>
public static async Task <IServiceFilterResponse> ApplyAsync(IServiceFilterRequest request, IServiceFilter filter)
{
return((filter != null) ?
// If we have a filter, create a new instance of this type to
// provide the final default continuation
await filter.Handle(request, new ServiceFilter()) :
// If we don't have a filter, just return the response directly
await request.GetResponse());
}
public Task <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
Request = request;
//return Task.FromResult<IServiceFilterResponse>(Response).AsAsyncOperation();
var tcs = new TaskCompletionSource <IServiceFilterResponse>();
tcs.SetResult(Response);
return(tcs.Task);
}
/// <summary>
/// Handle an HTTP request and its corresponding response.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <returns>The HTTP response.</returns>
public Task <IServiceFilterResponse> Handle(IServiceFilterRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
// Filter(next(request))
return(this.Filter.Handle(request, this.Next));
}
/// <summary>
/// Throw an exception for an invalid response to a web request.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="response">The response.</param>
/// <param name="body">The body of the response as JSON.</param>
private static void ThrowInvalidResponse(IServiceFilterRequest request, IServiceFilterResponse response, IJsonValue body)
{
Debug.Assert(request != null, "request cannot be null!");
Debug.Assert(response != null, "response cannot be null!");
Debug.Assert(
response.ResponseStatus != ServiceFilterResponseStatus.Success ||
response.StatusCode >= 400,
"response should be failing!");
// Create either an invalid response or connection failed message
// (check the status code first because some status codes will
// set a protocol ErrorStatus).
string message = null;
if (response.StatusCode >= 400)
{
if (body != null)
{
if (body.ValueType == JsonValueType.String)
{
// User scripts might return errors with just a plain string message as the
// body content, so use it as the exception message
message = body.GetString();
}
else if (body.ValueType == JsonValueType.Object)
{
// Get the error message, but default to the status description
// below if there's no error message present.
message = body.Get("error").AsString() ??
body.Get("description").AsString();
}
}
if (string.IsNullOrWhiteSpace(message))
{
message = string.Format(
CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ErrorMessage,
response.StatusDescription);
}
}
else
{
message = string.Format(
CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ErrorMessage,
response.ResponseStatus);
}
// Combine the pieces and throw the exception
throw CreateMobileServiceException(message, request, response);
}
/// <summary>
/// Handle an HTTP request and its corresponding response by applying
/// the first filter and then the second filter.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <param name="next">
/// The next operation in the HTTP pipeline to continue with.
/// </param>
/// <returns>The HTTP response.</returns>
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation next)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
else if (next == null)
{
throw new ArgumentNullException("next");
}
// Second(First(next(request))
return this.Second.Handle(request, new ComposedContinuation(this.First, next));
}
/// <summary>
/// Handle an HTTP request and its corresponding response by applying
/// the first filter and then the second filter.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <param name="next">
/// The next operation in the HTTP pipeline to continue with.
/// </param>
/// <returns>The HTTP response.</returns>
public Task <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation next)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
else if (next == null)
{
throw new ArgumentNullException("next");
}
// Second(First(next(request))
return(this.Second.Handle(request, new ComposedContinuation(this.First, next)));
}
/// <summary>
/// Throw an exception for an invalid response to a web request.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="response">The response.</param>
/// <param name="body">The body of the response as JSON.</param>
private static void ThrowInvalidResponse(IServiceFilterRequest request, IServiceFilterResponse response, IJsonValue body)
{
Debug.Assert(request != null, "request cannot be null!");
Debug.Assert(response != null, "response cannot be null!");
Debug.Assert(
response.ResponseStatus != ServiceFilterResponseStatus.Success ||
response.StatusCode >= 400,
"response should be failing!");
// Create either an invalid response or connection failed message
// (check the status code first because some status codes will
// set a protocol ErrorStatus).
string message = null;
if (response.StatusCode >= 400)
{
// Get the error message, but default to the status message
// if there's no error message present.
string error =
body.Get("error").AsString() ??
body.Get("description").AsString() ??
response.StatusDescription;
// Get the status code, text
int code = body.Get("code").AsInteger() ?? response.StatusCode;
// Combine the pieces and throw the exception
message =
string.Format(CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ThrowInvalidResponse_ErrorMessage,
code,
(HttpStatusCode)code,
error,
response.Content);
}
else
{
message = string.Format(
CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ThrowConnectionFailure_ErrorMessage,
response.ResponseStatus);
}
// Combine the pieces and throw the exception
throw CreateMobileServiceException(message, request, response);
}
public IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
// Add master key to the request's header to have admin level control
request.Headers["X-ZUMO-MASTER"] = this.masterKey;
if (this.disableScripts)
{
// Get the request's query and append noScript=true as the first query parameter
var uriBuilder = new UriBuilder(request.Uri);
var oldQuery = (uriBuilder.Query ?? string.Empty).Trim('?');
uriBuilder.Query = ("noScript=true&" + oldQuery).Trim('&');
request.Uri = uriBuilder.Uri;
}
return(continuation.Handle(request));
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
// Add master key to the request's header to have admin level control
request.Headers["X-ZUMO-MASTER"] = this.masterKey;
if (this.disableScripts)
{
// Get the request's query and append noScript=true as the first query parameter
var uriBuilder = new UriBuilder(request.Uri);
var oldQuery = (uriBuilder.Query ?? string.Empty).Trim('?');
uriBuilder.Query = ("noScript=true&" + oldQuery).Trim('&');
request.Uri = uriBuilder.Uri;
}
return continuation.Handle(request);
}
private async Task <IServiceFilterResponse> HandleAsync(IServiceFilterRequest request,
IServiceFilterContinuation continuation)
{
int ic = _callCount;
bool invokeBusy = false;
lock (_countLock)
{
if (_callCount == 0)
{
invokeBusy = true;
}
_callCount++;
}
if (invokeBusy)
{
_busyIndicator.Invoke(true);
}
IServiceFilterResponse response = await continuation.Handle(request).AsTask();
bool invokeIdle = false;
lock (_countLock)
{
if (_callCount == 1)
{
invokeIdle = true;
}
_callCount--;
}
if (invokeIdle)
{
_busyIndicator.Invoke(false);
}
return(response);
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
// Get previous uri query
var uriBuilder = new UriBuilder(request.Uri);
var oldQuery = (uriBuilder.Query ?? string.Empty).Trim('?');
// Build new query starting with our custom parameters before old query
var stringBuilder = new StringBuilder();
foreach (var parameter in parameters)
{
// Currently using ToString on the value, an improvement will be to serialize the object properly
stringBuilder.AppendFormat("{0}={1}&", parameter.Key, parameter.Value);
}
stringBuilder.Append(oldQuery);
// Apply new query to request uri
uriBuilder.Query = stringBuilder.ToString().Trim('&');
request.Uri = uriBuilder.Uri;
return continuation.Handle(request);
}
private async Task<IServiceFilterResponse> HandleAsync(IServiceFilterRequest request,
IServiceFilterContinuation continuation)
{
int ic = _callCount;
bool invokeBusy = false;
lock (_countLock)
{
if (_callCount == 0)
{
invokeBusy = true;
}
_callCount++;
}
if (invokeBusy)
{
_busyIndicator.Invoke(true);
}
IServiceFilterResponse response = await continuation.Handle(request).AsTask();
bool invokeIdle = false;
lock (_countLock)
{
if (_callCount == 1)
{
invokeIdle = true;
}
_callCount--;
}
if (invokeIdle) {
_busyIndicator.Invoke(false);
}
return response;
}
public IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
this.RequestHeaders.Clear();
foreach (var reqHeader in request.Headers.Keys)
{
this.RequestHeaders.Add(reqHeader, request.Headers[reqHeader]);
}
return(continuation.Handle(request).AsTask().ContinueWith <IServiceFilterResponse>(t =>
{
this.ResponseHeaders.Clear();
var response = t.Result;
foreach (var respHeader in response.Headers.Keys)
{
this.ResponseHeaders.Add(respHeader, response.Headers[respHeader]);
}
this.ResponseBody = response.Content;
return response;
}).AsAsyncOperation());
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
Request = request;
return Task.FromResult<IServiceFilterResponse>(Response).AsAsyncOperation();
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
request.Headers.Add("x-zumo-master", E2EZumoHelper.AppMasterKey);
return continuation.Handle(request);
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
this.RequestHeaders.Clear();
foreach (var reqHeader in request.Headers.Keys)
{
this.RequestHeaders.Add(reqHeader, request.Headers[reqHeader]);
}
return continuation.Handle(request).AsTask().ContinueWith<IServiceFilterResponse>(t =>
{
this.ResponseHeaders.Clear();
var response = t.Result;
foreach (var respHeader in response.Headers.Keys)
{
this.ResponseHeaders.Add(respHeader, response.Headers[respHeader]);
}
this.ResponseBody = response.Content;
return response;
}).AsAsyncOperation();
}
/// <summary>
/// Handle an HTTP request and its corresponding response.
/// </summary>
/// <param name="request">The HTTP request.</param>
/// <returns>The HTTP response.</returns>
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
// Filter(next(request))
return this.Filter.Handle(request, this.Next);
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
return this.HandleRequest(request, continuation).AsAsyncOperation();
}
/// <summary>
/// Throw an exception for an invalid response to a web request.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="response">The response.</param>
/// <param name="body">The body of the response as JSON.</param>
private static void ThrowInvalidResponse(IServiceFilterRequest request, IServiceFilterResponse response, IJsonValue body)
{
Debug.Assert(request != null, "request cannot be null!");
Debug.Assert(response != null, "response cannot be null!");
Debug.Assert(
response.ResponseStatus != ServiceFilterResponseStatus.Success ||
response.StatusCode >= 400,
"response should be failing!");
// Create either an invalid response or connection failed message
// (check the status code first because some status codes will
// set a protocol ErrorStatus).
string message = null;
if (response.StatusCode >= 400)
{
if (body != null)
{
if (body.ValueType == JsonValueType.String)
{
// User scripts might return errors with just a plain string message as the
// body content, so use it as the exception message
message = body.GetString();
}
else if (body.ValueType == JsonValueType.Object)
{
// Get the error message, but default to the status description
// below if there's no error message present.
message = body.Get("error").AsString() ??
body.Get("description").AsString();
}
}
if (string.IsNullOrWhiteSpace(message))
{
message = string.Format(
CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ErrorMessage,
response.StatusDescription);
}
}
else
{
message = string.Format(
CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ErrorMessage,
response.ResponseStatus);
}
// Combine the pieces and throw the exception
throw CreateMobileServiceException(message, request, response);
}
public async Task<IServiceFilterResponse> HandleRequest(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
IServiceFilterResponse response = null;
try
{
for (int i = 0; i < this.NumberOfRequests; i++)
{
response = await continuation.Handle(request);
test.AddLog("Sent the request number {0}", i + 1);
test.AddLog("Response: {0} - {1}", response.StatusCode, response.StatusDescription);
if (response.StatusCode >= 400)
{
test.AddLog("Invalid response. Content-Type: {0}", response.ContentType);
test.AddLog("Response content: {0}", response.Content);
throw new InvalidOperationException();
}
}
}
catch (Exception ex)
{
test.AddLog("Exception while calling continuation: {0}", ex);
this.TestFailed = true;
throw;
}
return response;
}
public Task <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
return(Log(request, continuation));
}
public Windows.Foundation.IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request,
IServiceFilterContinuation continuation)
{
return(HandleAsync(request, continuation).AsAsyncOperation());
}
/// <summary>
/// Throw an exception for an invalid response to a web request.
/// </summary>
/// <param name="request">The request.</param>
/// <param name="response">The response.</param>
/// <param name="body">The body of the response as JSON.</param>
private static void ThrowInvalidResponse(IServiceFilterRequest request, IServiceFilterResponse response, IJsonValue body)
{
Debug.Assert(request != null, "request cannot be null!");
Debug.Assert(response != null, "response cannot be null!");
Debug.Assert(
response.ResponseStatus != ServiceFilterResponseStatus.Success ||
response.StatusCode >= 400,
"response should be failing!");
// Create either an invalid response or connection failed message
// (check the status code first because some status codes will
// set a protocol ErrorStatus).
string message = null;
if (response.StatusCode >= 400)
{
// Get the error message, but default to the status message
// if there's no error message present.
string error =
body.Get("error").AsString() ??
body.Get("description").AsString() ??
response.StatusDescription;
// Get the status code, text
int code = body.Get("code").AsInteger() ?? response.StatusCode;
// Combine the pieces and throw the exception
message =
string.Format(CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ThrowInvalidResponse_ErrorMessage,
code,
(HttpStatusCode)code,
error,
response.Content);
}
else
{
message = string.Format(
CultureInfo.InvariantCulture,
Resources.MobileServiceClient_ThrowConnectionFailure_ErrorMessage,
response.ResponseStatus);
}
// Combine the pieces and throw the exception
throw CreateMobileServiceException(message, request, response);
}
/// <summary>
/// Initializes a new instance of the
/// MobileServiceInvalidOperationException class.
/// </summary>
/// <param name="message">The exception message.</param>
/// <param name="request">The originating service request.</param>
/// <param name="response">The returned service response.</param>
internal MobileServiceInvalidOperationException(string message, IServiceFilterRequest request, IServiceFilterResponse response)
: base(message)
{
this.Request = request;
this.Response = response;
}
public IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
return(Log(request, continuation).AsAsyncOperation());
}
public Task<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
return Log(request, continuation);
}
public IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
Request = request;
return(Task.FromResult <IServiceFilterResponse>(Response).AsAsyncOperation());
}
/// <summary>
/// Initializes a new instance of the
/// MobileServiceInvalidOperationException class.
/// </summary>
/// <param name="message">The exception message.</param>
/// <param name="request">The originating service request.</param>
/// <param name="response">The returned service response.</param>
internal MobileServiceInvalidOperationException(string message, IServiceFilterRequest request, IServiceFilterResponse response)
: base(message)
{
this.Request = request;
this.Response = response;
}
public Windows.Foundation.IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request,
IServiceFilterContinuation continuation)
{
return HandleAsync(request, continuation).AsAsyncOperation();
}
public IAsyncOperation <IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
throw new NotImplementedException();
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
TaskCompletionSource<IServiceFilterResponse> tcs = new TaskCompletionSource<IServiceFilterResponse>();
tcs.SetResult(new MyResponse(this.statusCode, this.statusDescription, this.contentType, this.content));
return tcs.Task.AsAsyncOperation();
}
public IAsyncOperation<IServiceFilterResponse> Handle(IServiceFilterRequest request, IServiceFilterContinuation continuation)
{
throw new NotImplementedException();
}