public string ReadBooks()
{
var readCommandInfo = new ReadCommandInfo {
DataSource = "Bookstore.Book", ReadTotalCount = true
};
var result = processingEngine.Execute(readCommandInfo);
return($"{result.TotalCount} books.");
}
private object[] ReadEntity(string dataSource, FilterCriteria[] genericFilter = null)
{
var processingResult = _processingEngine.Execute(new[] {
new QueryDataSourceCommandInfo
{
DataSource = dataSource,
GenericFilter = genericFilter
}
});
ThrowExceptionOnError(processingResult);
var queryResult = (Rhetos.XmlSerialization.XmlBasicData <QueryDataSourceCommandResult>)processingResult.CommandResults[0].Data;
return(queryResult.Data.Records);
}
public ServerProcessingResult Execute(params ServerCommandInfo[] commands)
{
var totalTime = Stopwatch.StartNew();
try
{
var stopwatch = Stopwatch.StartNew();
if (_commandsByName == null)
{
PrepareCommandByName();
}
if (commands == null || commands.Length == 0)
{
return new ServerProcessingResult {
SystemMessage = "Commands missing", Success = false
}
}
;
_performanceLogger.Write(stopwatch, "RhetosService.Execute: Server initialization done.");
var processingCommandsOrError = Deserialize(commands);
if (processingCommandsOrError.IsError)
{
return new ServerProcessingResult
{
Success = false,
SystemMessage = processingCommandsOrError.Error
}
}
;
var processingCommands = processingCommandsOrError.Value;
_performanceLogger.Write(stopwatch, "RhetosService.Execute: Commands deserialized.");
var result = _processingEngine.Execute(processingCommands);
_performanceLogger.Write(stopwatch, "RhetosService.Execute: Commands executed.");
var convertedResult = ConvertResult(result);
_performanceLogger.Write(stopwatch, "RhetosService.Execute: Result converted.");
return(convertedResult);
}
finally
{
_performanceLogger.Write(totalTime, "RhetosService: Executed " + string.Join(",", commands.Select(c => c.CommandName)) + ".");
}
}
private static ExecuteResult Execute <TInput>(
IProcessingEngine engine,
IServerCommandDescription <TInput>[] commands,
IRequestContext request,
IResponseContext response)
{
var result = engine.Execute <TInput, object>(commands, request.Principal);
var first = result.ExecutedCommandResults != null?result.ExecutedCommandResults.FirstOrDefault() : null;
response.StatusCode = first != null && first.Result != null
? first.Result.Status
: result.Status;
if (result.Status == HttpStatusCode.ServiceUnavailable)
{
HttpRuntime.UnloadAppDomain();
}
var noResult = first == null || first.Result == null || first.Result.Data == null;
if ((int)result.Status >= 300 && noResult)
{
return new ExecuteResult {
Error = response.ReturnError(result.Message, result.Status)
}
}
;
if (first == null)
{
return new ExecuteResult {
Error = response.ReturnError("Missing result", HttpStatusCode.InternalServerError)
}
}
;
if ((int)first.Result.Status >= 300 && noResult)
{
return new ExecuteResult {
Error = response.ReturnError(first.Result.Message, first.Result.Status)
}
}
;
foreach (var ar in result.ExecutedCommandResults.Skip(1))
{
response.AddHeader(ar.RequestID, ar.Result.Data.ToString());
}
return(new ExecuteResult {
Result = first.Result.Data
});
}
private ReadCommandResult ExecuteReadCommand(ReadCommandInfo commandInfo)
{
var result = _processingEngine.Execute(new[] { commandInfo });
CheckForErrors(result);
var resultData = (ReadCommandResult)(((Rhetos.XmlSerialization.XmlBasicData <ReadCommandResult>)(result.CommandResults.Single().Data)).Value);
return(resultData);
}
private static async Task <ExecuteResult> Execute <TInput>(
IProcessingEngine engine,
IServerCommandDescription <TInput>[] commands,
IPrincipal principal,
HttpResponse response)
{
//TODO: make it truly async. as a temporary workaroung just call engine in a thread
var result = await Task.Run(() => engine.Execute <TInput, object>(commands, principal));
var first = result.ExecutedCommandResults != null?result.ExecutedCommandResults.FirstOrDefault() : null;
response.StatusCode = (int)(first != null && first.Result != null
? first.Result.Status
: result.Status);
var noResult = first == null || first.Result == null || first.Result.Data == null;
if ((int)result.Status >= 300 && noResult)
{
return new ExecuteResult {
Error = result.Message
}
}
;
if (first == null)
{
return new ExecuteResult {
Error = "Missing result"
}
}
;
if ((int)first.Result.Status >= 300 && noResult)
{
return new ExecuteResult {
Error = first.Result.Message
}
}
;
foreach (var ar in result.ExecutedCommandResults.Skip(1))
{
response.Headers.Add(ar.RequestID, ar.Result.Data.ToString());
}
return(new ExecuteResult {
Result = first.Result.Data
});
}
private static ExecuteResult Execute <TInput>(
IProcessingEngine engine,
IServerCommandDescription <TInput>[] commands,
IPrincipal principal,
HttpResponse response)
{
var result = engine.Execute <TInput, object>(commands, principal);
var first = result.ExecutedCommandResults != null?result.ExecutedCommandResults.FirstOrDefault() : null;
response.StatusCode = (int)(first != null && first.Result != null
? first.Result.Status
: result.Status);
//if (result.Status == HttpStatusCode.ServiceUnavailable)
//HttpRuntime.UnloadAppDomain();
if ((int)result.Status >= 300)
{
return new ExecuteResult {
Error = result.Message
}
}
;
else if (first == null)
{
return new ExecuteResult {
Error = "Missing result"
}
}
;
else if ((int)first.Result.Status >= 300)
{
return new ExecuteResult {
Error = first.Result.Message
}
}
;
foreach (var ar in result.ExecutedCommandResults.Skip(1))
{
response.Headers.Add(ar.RequestID, ar.Result.Data.ToString());
}
return(new ExecuteResult {
Result = first.Result.Data
});
}
private static ExecuteResult <TOutput> Execute <TInput, TOutput>(IProcessingEngine engine, IServerCommandDescription <TInput> command)
{
var result = engine.Execute <TInput, TOutput>(new[] { command });
var subresult = result.ExecutedCommandResults != null?result.ExecutedCommandResults.FirstOrDefault() : null;
ThreadContext.Response.StatusCode = subresult != null && subresult.Result != null
? subresult.Result.Status
: result.Status;
if (result.Status == HttpStatusCode.ServiceUnavailable)
{
HttpRuntime.UnloadAppDomain();
}
ThreadContext.Response.Headers.Add("X-Duration", result.Duration.ToString());
if ((int)result.Status >= 300)
{
return new ExecuteResult <TOutput> {
Error = Utility.ReturnError(result.Message, result.Status)
}
}
;
var first = result.ExecutedCommandResults.FirstOrDefault();
if (first == null)
{
return new ExecuteResult <TOutput> {
Error = Utility.ReturnError("Missing result", HttpStatusCode.InternalServerError)
}
}
;
if ((int)first.Result.Status >= 300)
{
return new ExecuteResult <TOutput> {
Error = Utility.ReturnError(first.Result.Message, first.Result.Status)
}
}
;
return(new ExecuteResult <TOutput> {
Result = first.Result.Data
});
}
private ReadCommandResult ExecuteReadCommand(ReadCommandInfo commandInfo)
{
var sw = Stopwatch.StartNew();
var result = _processingEngine.Execute(new[] { commandInfo });
CheckForErrors(result);
var resultData = (ReadCommandResult)(((Rhetos.XmlSerialization.XmlBasicData <ReadCommandResult>)(result.CommandResults.Single().Data)).Value);
_performanceLogger.Write(sw, "RestService: ExecuteReadCommand(" + commandInfo.DataSource + ") Executed.");
return(resultData);
}
private ServerProcessingResult ExecuteInner(ServerCommandInfo[] commands)
{
var stopwatch = Stopwatch.StartNew();
if (_commandsByName == null)
{
PrepareCommandByName();
}
if (commands == null || commands.Length == 0)
{
return new ServerProcessingResult {
SystemMessage = "Commands missing", Success = false
}
}
;
_performanceLogger.Write(stopwatch, "RhetosService.ExecuteInner: Server initialization done.");
var processingCommandsOrError = Deserialize(commands);
if (processingCommandsOrError.IsError)
{
return new ServerProcessingResult
{
Success = false,
SystemMessage = processingCommandsOrError.Error
}
}
;
var processingCommands = processingCommandsOrError.Value;
_performanceLogger.Write(stopwatch, "RhetosService.ExecuteInner: Commands deserialized.");
var result = _processingEngine.Execute(processingCommands);
_performanceLogger.Write(stopwatch, "RhetosService.ExecuteInner: Commands executed.");
var convertedResult = ConvertResult(result);
_performanceLogger.Write(stopwatch, "RhetosService.ExecuteInner: Result converted.");
return(convertedResult);
}
public SoapResultDescription Execute(SoapCommandDescription[] soapCommands)
{
IServerCommandDescription <XElement>[] processingCommands;
if (soapCommands == null || soapCommands.Length == 0)
{
throw new FaultException("SOAP commands missing.");
}
if (soapCommands.Where(sc => sc.CommandName == null ||
ServerCommands.Find(sc.CommandName) == null).Any())
{
var unknownCommand =
(from sc in soapCommands
where sc.CommandName == null ||
ServerCommands.Find(sc.CommandName) == null
select sc.CommandName)
.First();
throw new FaultException("Unknown command: " + unknownCommand);
}
processingCommands = PrepareCommands(soapCommands).ToArray();
var result = ProcessingEngine.Execute <XElement, XElement>(processingCommands, Thread.CurrentPrincipal);
if (result.Status == HttpStatusCode.ServiceUnavailable)
{
HttpRuntime.UnloadAppDomain();
}
if (result.Status == HttpStatusCode.InternalServerError || result.ExecutedCommandResults == null)
{
throw new FrameworkException(result.Message);
}
if ((int)result.Status >= 300)
{
throw new FaultException(result.Message);
}
return(ConvertToSoapResult(result));
}
public static IProcessingResult <TOutput> Execute <TInput, TOutput>(
this IProcessingEngine engine,
params IServerCommandDescription <TInput>[] commands)
{
return(engine.Execute <TInput, TOutput>(commands, Thread.CurrentPrincipal));
}
