private async void InvokePortal(BasicDeliverEventArgs ea, byte[] requestData)
{
var result = new DataPortalResponse();
try
{
var request = SerializationFormatterFactory.GetFormatter().Deserialize(requestData);
result = await CallPortal(ea.BasicProperties.Type, request);
}
catch (Exception ex)
{
result.ErrorData = new DataPortalErrorInfo(ex);
}
try
{
var response = SerializationFormatterFactory.GetFormatter().Serialize(result);
SendMessage(ea.BasicProperties.ReplyTo, ea.BasicProperties.CorrelationId, response);
}
catch (Exception ex)
{
try
{
result = new DataPortalResponse {
ErrorData = new DataPortalErrorInfo(ex)
};
var response = SerializationFormatterFactory.GetFormatter().Serialize(result);
SendMessage(ea.BasicProperties.ReplyTo, ea.BasicProperties.CorrelationId, response);
}
catch (Exception ex1)
{
Console.Error.WriteLine($"## ERROR {ex1.Message}");
}
}
}
/// <summary>
/// Get an existing business object.
/// </summary>
/// <param name="request">The request parameter object.</param>
#pragma warning disable 1998
public async Task <DataPortalResponse> Fetch(CriteriaRequest request)
#pragma warning restore 1998
{
var result = new DataPortalResponse();
try
{
request = ConvertRequest(request);
// unpack criteria data into object
object criteria = GetCriteria(request.CriteriaData);
if (criteria is Csla.DataPortalClient.PrimitiveCriteria)
{
criteria = ((Csla.DataPortalClient.PrimitiveCriteria)criteria).Value;
}
var objectType = Csla.Reflection.MethodCaller.GetType(AssemblyNameTranslator.GetAssemblyQualifiedName(request.TypeName), true);
var context = new DataPortalContext(
(IPrincipal)SerializationFormatterFactory.GetFormatter().Deserialize(request.Principal),
true,
request.ClientCulture,
request.ClientUICulture,
(ContextDictionary)SerializationFormatterFactory.GetFormatter().Deserialize(request.ClientContext),
(ContextDictionary)SerializationFormatterFactory.GetFormatter().Deserialize(request.GlobalContext));
var prtl = new Csla.Server.DataPortal();
var dpr = await prtl.Fetch(objectType, criteria, context, true);
if (dpr.Error != null)
{
result.ErrorData = new DataPortalErrorInfo(dpr.Error);
}
result.GlobalContext = SerializationFormatterFactory.GetFormatter().Serialize(dpr.GlobalContext);
result.ObjectData = SerializationFormatterFactory.GetFormatter().Serialize(dpr.ReturnObject);
}
catch (Exception ex)
{
result.ErrorData = new DataPortalErrorInfo(ex);
throw;
}
finally
{
result = ConvertResponse(result);
}
return(result);
}
/// <summary>
/// Update a business object.
/// </summary>
/// <param name="request">The request parameter object.</param>
#pragma warning disable 1998
public async Task <DataPortalResponse> Update(UpdateRequest request)
#pragma warning restore 1998
{
var result = new DataPortalResponse();
try
{
request = ConvertRequest(request);
// unpack object
object obj = GetCriteria(request.ObjectData);
var context = new DataPortalContext(
(IPrincipal)SerializationFormatterFactory.GetFormatter().Deserialize(request.Principal),
true,
request.ClientCulture,
request.ClientUICulture,
(ContextDictionary)SerializationFormatterFactory.GetFormatter().Deserialize(request.ClientContext),
(ContextDictionary)SerializationFormatterFactory.GetFormatter().Deserialize(request.GlobalContext));
var prtl = new Csla.Server.DataPortal();
var dpr = await prtl.Update(obj, context, true);
if (dpr.Error != null)
{
result.ErrorData = new DataPortalErrorInfo(dpr.Error);
}
result.GlobalContext = SerializationFormatterFactory.GetFormatter().Serialize(dpr.GlobalContext);
result.ObjectData = SerializationFormatterFactory.GetFormatter().Serialize(dpr.ReturnObject);
}
catch (Exception ex)
{
result.ErrorData = new DataPortalErrorInfo(ex);
throw;
}
finally
{
result = ConvertResponse(result);
}
return(result);
}
private async Task <ResponseMessage> InvokePortal(string operation, ByteString requestData)
{
var result = new DataPortalResponse();
DataPortalErrorInfo errorData = null;
try
{
var request = SerializationFormatterFactory.GetFormatter().Deserialize(requestData.ToByteArray());
result = await CallPortal(operation, request);
}
catch (Exception ex)
{
errorData = new DataPortalErrorInfo(ex);
}
var portalResult = new DataPortalResponse {
ErrorData = errorData, GlobalContext = result.GlobalContext, ObjectData = result.ObjectData
};
var buffer = SerializationFormatterFactory.GetFormatter().Serialize(portalResult);
return(new ResponseMessage {
Body = ByteString.CopyFrom(buffer)
});
}
/// <summary>
/// Override this method to manipulate the message
/// request data returned from the server.
/// </summary>
/// <param name="response">Response data.</param>
protected virtual DataPortalResponse ConvertResponse(DataPortalResponse response)
{
return(response);
}
