/// <summary>
/// Registers a <see cref="IDataServiceBase{T}" />.
/// All <see cref="DataRequest" />s are automatically subscribed to.
/// Other <see cref="Broker" />s can access the service by publishing <see cref="DataRequest" />s.
/// </summary>
/// <typeparam name="T"></typeparam>
public void RegisterDataService <T>() where T : IDataServiceBase <DbContext>, new()
{
if (_isServiceRegistered)
{
throw new DataContextException("A dataservice is already registered with this context.");
}
try
{
InitializeDisposeLock.EnterWriteLock();
if (_isServiceRegistered)
{
throw new DataContextException("A dataservice is already registered with this context.");
}
IDataServiceBase <DbContext> dataService =
Activator.CreateInstance(typeof(T)) as IDataServiceBase <DbContext>;
if (dataService == null)
{
throw new DataContextException(
string.Format("Could not create an instance of the given '{0}' of type '{1}'.",
typeof(IDataServiceBase <DbContext>).Name, typeof(T).AssemblyQualifiedName()));
}
_serviceType = dataService.GetType();
_dbContextType = TypeHelper.GetGenericArgumentOfBaseType(dataService.GetType(), typeof(DbContext));
if (_dbContextType == null)
{
throw new DataContextException(
string.Format("Could not determine the '{0}' type on the given '{1} of type '{2}'.",
typeof(DbContext).Name, typeof(IDataServiceBase <DbContext>).Name, typeof(T).AssemblyQualifiedName()));
}
_dbContext = Activator.CreateInstance(_dbContextType) as DbContext;
ServiceHost = new System.Data.Services.DataServiceHost(_serviceType,
new[] { new Uri(_peer.Node.Contact.DataContextUrl()) });
_isServiceRegistered = true;
}
finally
{
InitializeDisposeLock.ExitWriteLock();
}
}
private static void Main()
{
System.Data.Services.DataServiceHost host = null;
try
{
host = new System.Data.Services.DataServiceHost(typeof(MenuDataService), new[] { new Uri(ServiceAddress) });
host.Open();
Console.WriteLine("service running");
Console.WriteLine("Press return to exit");
Console.ReadLine();
}
catch (CommunicationException communicationEx)
{
Console.WriteLine(communicationEx.Message);
}
finally
{
if (host != null && host.State == CommunicationState.Opened)
{
host.Close();
}
}
}
