/// <summary>
/// Initializes a new instance of the <see cref="DomainServiceHost"/> class with
/// the type of service and its base addresses specified.
/// </summary>
/// <param name="domainServiceType">The type of the <see cref="DomainService"/> to host.</param>
/// <param name="baseAddresses">
/// An array of type <see cref="System.Uri"/> that contains the base addresses for
/// the hosted service.
/// </param>
public DomainServiceHost(Type domainServiceType, params Uri[] baseAddresses)
{
if (domainServiceType == null)
{
throw new ArgumentNullException("domainServiceType");
}
if (baseAddresses == null)
{
throw new ArgumentNullException("baseAddresses");
}
EnableClientAccessAttribute att = (EnableClientAccessAttribute)TypeDescriptor.GetAttributes(domainServiceType)[typeof(EnableClientAccessAttribute)];
// Filter out all non-HTTP addresses.
HashSet <string> allowedSchemes = DomainServiceHost._allowedSchemes;
// Additionally filter out HTTP addresses if this DomainService requires a secure endpoint.
if (att != null && att.RequiresSecureEndpoint)
{
allowedSchemes = DomainServiceHost._allowedSecureSchemes;
}
// Apply the filter.
baseAddresses = baseAddresses.Where(addr => allowedSchemes.Contains(addr.Scheme)).ToArray();
this._domainServiceDescription = DomainServiceDescription.GetDescription(domainServiceType);
this.InitializeDescription(domainServiceType, new UriSchemeKeyedCollection(baseAddresses));
}
private void GenerateConstructors(CodeTypeDeclaration proxyClass, CodeTypeDeclaration contractInterface, EnableClientAccessAttribute enableClientAccessAttribute, CodeMethodInvokeExpression onCreatedExpression)
{
CodeTypeReference uriTypeRef = CodeGenUtilities.GetTypeReference(typeof(Uri), this.ClientProxyGenerator, proxyClass);
CodeTypeReference uriKindTypeRef = CodeGenUtilities.GetTypeReference(typeof(UriKind), this.ClientProxyGenerator, proxyClass);
string containingNamespace = proxyClass.UserData["Namespace"] as string;
CodeTypeReference contractTypeParameter =
CodeGenUtilities.GetTypeReference(
containingNamespace + "." + proxyClass.Name + "." + contractInterface.Name,
containingNamespace,
true);
// construct relative URI
string relativeServiceUri = string.Format(CultureInfo.InvariantCulture, "{0}.svc", this._domainServiceDescription.DomainServiceType.FullName.Replace('.', '-'));
CodeExpression relativeUriExpression = new CodeObjectCreateExpression(
uriTypeRef,
new CodePrimitiveExpression(relativeServiceUri),
new CodePropertyReferenceExpression(new CodeTypeReferenceExpression(uriKindTypeRef), "Relative"));
// ----------------------------------------------------------------
// Default ctor decl (using relative URI)
// ----------------------------------------------------------------
// ctor parameters
List<CodeParameterDeclarationExpression> ctorParams = null;
// base params
List<CodeExpression> baseParams = new List<CodeExpression>(1);
baseParams.Add(relativeUriExpression);
// add <summary> doc comments
string comment = string.Format(CultureInfo.CurrentCulture, Resource.CodeGen_Default_Constructor_Summary_Comments, proxyClass.Name);
CodeCommentStatementCollection comments = CodeGenUtilities.GenerateSummaryCodeComment(comment, this.ClientProxyGenerator.IsCSharp);
// <comments>...</comments>
// public .ctor() : this(new Uri("Foo-Bar.svc", UriKind.Relative))
GenerateConstructor(proxyClass, ctorParams, baseParams, comments, false);
// ----------------------------------------------------------------
// DomainContext(System.Uri serviceUri) ctor decl
// ----------------------------------------------------------------
// ctor params
ctorParams = new List<CodeParameterDeclarationExpression>(1);
ctorParams.Add(new CodeParameterDeclarationExpression(uriTypeRef, "serviceUri"));
// add <summary> and <param> comments
comments = CodeGenUtilities.GenerateSummaryCodeComment(string.Format(CultureInfo.CurrentCulture, Resource.EntityCodeGen_ConstructorComments_Summary_ServiceUri, proxyClass.Name), this.ClientProxyGenerator.IsCSharp);
comments.AddRange(CodeGenUtilities.GenerateParamCodeComment("serviceUri", string.Format(CultureInfo.CurrentCulture, Resource.EntityCodeGen_ConstructorComments_Param_ServiceUri, this._domainServiceDescription.DomainServiceType.Name), this.ClientProxyGenerator.IsCSharp));
// <comments>...</comments>
// public .ctor(Uri serviceUri) : this(DomainContext.CreateDomainClient(typeof(TContract), serviceUri, true/false))
// ctor base parameters
baseParams = new List<CodeExpression>(1);
CodeTypeReference domainContextRef = CodeGenUtilities.GetTypeReference(TypeConstants.DomainContextTypeFullName, proxyClass.UserData["Namespace"] as string, false);
baseParams.Add( new CodeMethodInvokeExpression(
new CodeMethodReferenceExpression(new CodeTypeReferenceExpression(domainContextRef), "CreateDomainClient"),
new CodeTypeOfExpression(contractTypeParameter),
new CodeArgumentReferenceExpression("serviceUri"),
new CodePrimitiveExpression(enableClientAccessAttribute.RequiresSecureEndpoint)));
GenerateConstructor(proxyClass, ctorParams, baseParams, comments, false);
// -----------------------------------------------------------------------
// DomainContext(DomainClient domainClient) ctor decl
// -----------------------------------------------------------------------
// ctor parameters --[(DomainClient domainClient)]
ctorParams = new List<CodeParameterDeclarationExpression>(1);
ctorParams.Add(new CodeParameterDeclarationExpression(CodeGenUtilities.GetTypeReference(TypeConstants.DomainClientTypeFullName, proxyClass.UserData["Namespace"] as string, false), "domainClient"));
// parameters to invoke on base -- [: base(domainClient)]
baseParams = new List<CodeExpression>(1);
baseParams.Add(new CodeArgumentReferenceExpression("domainClient"));
// add <summary> and <param> comments
comments = CodeGenUtilities.GenerateSummaryCodeComment(string.Format(CultureInfo.CurrentCulture, Resource.EntityCodeGen_ConstructorComments_Summary_DomainClientAccumulating, proxyClass.Name), this.ClientProxyGenerator.IsCSharp);
comments.AddRange(CodeGenUtilities.GenerateParamCodeComment("domainClient", string.Format(CultureInfo.CurrentCulture, Resource.EntityCodeGen_ConstructorComments_Param_DomainClient), this.ClientProxyGenerator.IsCSharp));
// <comments>...</comments>
// public .ctor(DomainClient domainClient) : base(domainClient)]
CodeConstructor proxyCtor = GenerateConstructor(proxyClass, ctorParams, baseParams, comments, true);
proxyCtor.Statements.Add(onCreatedExpression);
}
