/// <summary>
/// Creates a <typeparamref name="TDomainService"/> proxy instance that implements
/// <typeparamref name="TDomainServiceContract"/>.
/// </summary>
/// <typeparam name="TDomainServiceContract">The <see cref="DomainService"/> contract interface.</typeparam>
/// <typeparam name="TDomainService">The <see cref="DomainService"/> type that implements <typeparamref name="TDomainServiceContract"/>.</typeparam>
/// <param name="httpContext">The <see cref="HttpContextBase"/> instance that should be provided to <typeparamref name="TDomainService"/>
/// proxy instances.</param>
/// <returns>Returns a <typeparamref name="TDomainService"/> proxy instance that implements
/// <typeparamref name="TDomainServiceContract"/>.</returns>
public static TDomainServiceContract Create <TDomainServiceContract, TDomainService>(HttpContextBase httpContext)
where TDomainServiceContract : IDisposable
where TDomainService : DomainService
{
// Create a DomainServiceContext (with access to the provided HttpContextBase) and use that as our context
HttpContextBaseServiceProvider serviceProvider = new HttpContextBaseServiceProvider(httpContext);
DomainServiceContext context = new DomainServiceContext(serviceProvider, DomainOperationType.Query);
return(DomainServiceProxy.Create <TDomainServiceContract, TDomainService>(context));
}
/// <summary>
/// Creates a <typeparamref name="TDomainService"/> proxy instance that implements
/// <typeparamref name="TDomainServiceContract"/>.
/// </summary>
/// <typeparam name="TDomainServiceContract">The <see cref="DomainService"/> contract interface.</typeparam>
/// <typeparam name="TDomainService">The <see cref="DomainService"/> type that implements <typeparamref name="TDomainServiceContract"/>.</typeparam>
/// <param name="domainServiceContext">The <see cref="DomainServiceContext"/> instance that should be provided to <typeparamref name="TDomainService"/>
/// proxy instances.</param>
/// <returns>Returns a <typeparamref name="TDomainService"/> proxy instance that implements
/// <typeparamref name="TDomainServiceContract"/>.</returns>
public static TDomainServiceContract Create <TDomainServiceContract, TDomainService>(DomainServiceContext domainServiceContext)
where TDomainServiceContract : IDisposable
where TDomainService : DomainService
{
if (domainServiceContext == null)
{
throw new ArgumentNullException("domainServiceContext");
}
// Get or create the proxy type
Type proxyType = DomainServiceProxy.GetProxyType <TDomainServiceContract, TDomainService>();
// Instantiate and initialize it. Here, we have intrinsic knowledge about our proxy instance
// in that the proxy generator will implement IDomainServiceProxy as well.
TDomainServiceContract proxyInstance = (TDomainServiceContract)Activator.CreateInstance(proxyType);
MethodInfo initMethod = proxyType.GetMethod("Initialize", BindingFlags.Public | BindingFlags.Instance);
initMethod.Invoke(proxyInstance, new object[] { typeof(TDomainService), domainServiceContext });
return(proxyInstance);
}
