/// <summary>
/// Note:
/// This method does not conform to the standard IoC design pattern.
/// It uses IoC container directly because it needs to handle a special scope control (separate database connections) and error handling.
/// </summary>
public static void ExecuteInitializer(RhetosHost container, Type initializerType, ILogProvider logProvider)
{
var logger = logProvider.GetLogger(nameof(ApplicationInitialization));
using (var scope = container.CreateScope())
{
logger.Info($"Initialization {initializerType.Name}.");
var initializers = scope.Resolve <IPluginsContainer <IServerInitializer> >().GetPlugins();
IServerInitializer initializer = initializers.Single(i => i.GetType() == initializerType);
initializer.Initialize();
scope.CommitAndClose();
}
}
private void InitializeUnitOfWorkScope()
{
if (_transactionScope == null)
{
if (_rhetosHost == null)
{
lock (_rhetosHostInitializationLock)
if (_rhetosHost == null)
{
_rhetosHost = RhetosHost.CreateFrom(_rhetosAppAssemblyPath, rhetosHostBuilder => {
rhetosHostBuilder.UseBuilderLogProvider(new ConsoleLogProvider())
.ConfigureConfiguration(configurationBuilder => configurationBuilder.AddConfigurationManagerConfiguration());
});
}
}
_transactionScope = _rhetosHost.CreateScope(InitializeSession);
}
}
private static void RunCommandSequence(RhetosHost rhetosHost)
{
using (var scope = rhetosHost.CreateScope())
{
var processingEngine = scope.Resolve <IProcessingEngine>();
var readCommand = new ReadCommandInfo()
{
DataSource = "AspNetDemo.DemoEntity", ReadRecords = true
};
var result = processingEngine.Execute(new List <ICommandInfo>()
{
readCommand
});
var resultData = result.CommandResults.Single().Data.Value as ReadCommandResult;
var deleteCommand = new SaveEntityCommandInfo()
{
Entity = "AspNetDemo.DemoEntity",
DataToDelete = resultData.Records.Cast <IEntity>().ToArray()
};
Console.WriteLine($"Deleting {resultData.Records.Length} records.");
processingEngine.Execute(new List <ICommandInfo>()
{
deleteCommand
});
scope.CommitAndClose();
}
using (var scope = rhetosHost.CreateScope())
{
var processingEngine = scope.Resolve <IProcessingEngine>();
var readCommand = new ReadCommandInfo()
{
DataSource = "AspNetDemo.DemoEntity", ReadRecords = true
};
var result = processingEngine.Execute(new List <ICommandInfo>()
{
readCommand
});
var resultData = result.CommandResults.Single().Data.Value as ReadCommandResult;
Console.WriteLine($"Reading entities Count={resultData.Records.Length}.");
var insertCommand = new SaveEntityCommandInfo()
{
Entity = "AspNetDemo.DemoEntity",
DataToInsert = new[] { new AspNetDemo_DemoEntity()
{
Name = "not_saved"
} }
};
Console.WriteLine($"Inserting entity without committing transaction.");
processingEngine.Execute(new List <ICommandInfo>()
{
insertCommand
});
}
using (var scope = rhetosHost.CreateScope())
{
var processingEngine = scope.Resolve <IProcessingEngine>();
var readCommand = new ReadCommandInfo()
{
DataSource = "AspNetDemo.DemoEntity", ReadRecords = true
};
var result = processingEngine.Execute(new List <ICommandInfo>()
{
readCommand
});
var resultData = result.CommandResults.Single().Data.Value as ReadCommandResult;
Console.WriteLine($"Reading entities Count={resultData.Records.Length}.");
var insertCommand = new SaveEntityCommandInfo()
{
Entity = "AspNetDemo.DemoEntity",
DataToInsert = new[] { new AspNetDemo_DemoEntity()
{
Name = "InsertedEntityName"
} }
};
Console.WriteLine($"Inserting entity with commit.");
processingEngine.Execute(new List <ICommandInfo>()
{
insertCommand
});
scope.CommitAndClose();
}
using (var scope = rhetosHost.CreateScope())
{
var processingEngine = scope.Resolve <IProcessingEngine>();
var readCommand = new ReadCommandInfo()
{
DataSource = "AspNetDemo.DemoEntity", ReadRecords = true
};
var result = processingEngine.Execute(new List <ICommandInfo>()
{
readCommand
});
var resultData = result.CommandResults.Single().Data.Value as ReadCommandResult;
Console.WriteLine($"Reading entities Count={resultData.Records.Length}.");
Console.WriteLine(JsonConvert.SerializeObject(resultData, Formatting.Indented));
}
}
public RhetosScopeServiceProvider(RhetosHost rhetosHost, IUserInfo rhetosUser)
{
unitOfWorkScope = rhetosHost.CreateScope(builder => builder.RegisterInstance(rhetosUser));
}