Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Description / ServiceMetadataExtension.cs / 2 / ServiceMetadataExtension.cs
//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------
namespace System.ServiceModel.Description
{
using System.Collections.Generic;
using System.ServiceModel.Dispatcher;
using System.Collections.ObjectModel;
using System.Net;
using System.ServiceModel;
using System.ServiceModel.Channels;
using System.Xml;
using System.Xml.Schema;
using System.Runtime.Serialization;
using WsdlNS = System.Web.Services.Description;
using System.Text;
using System.Globalization;
using System.IO;
using System.Threading;
using System.Diagnostics;
using System.Reflection;
using System.ServiceModel.Diagnostics;
using System.ServiceModel.Activation;
using System.ServiceModel.Configuration;
// the description/metadata "mix-in"
public class ServiceMetadataExtension : IExtension
{
const string BaseAddressPattern = "{%BaseAddress%}";
static readonly Uri EmptyUri = new Uri(String.Empty, UriKind.Relative);
static readonly Type[] httpGetSupportedChannels = new Type[] { typeof(IReplyChannel), };
ServiceMetadataBehavior.MetadataExtensionInitializer initializer;
MetadataSet metadata;
bool isInitialized = false;
Uri externalMetadataLocation;
ServiceHostBase owner;
object syncRoot = new object();
bool mexEnabled = false;
bool httpGetEnabled = false;
bool httpsGetEnabled = false;
bool httpHelpPageEnabled = false;
bool httpsHelpPageEnabled = false;
Uri mexUrl;
Uri httpGetUrl;
Uri httpsGetUrl;
Uri httpHelpPageUrl;
Uri httpsHelpPageUrl;
Binding httpHelpPageBinding;
Binding httpsHelpPageBinding;
Binding httpGetBinding;
Binding httpsGetBinding;
public ServiceMetadataExtension()
: this(null)
{
}
internal ServiceMetadataExtension(ServiceMetadataBehavior.MetadataExtensionInitializer initializer)
{
this.initializer = initializer;
}
internal ServiceMetadataBehavior.MetadataExtensionInitializer Initializer
{
get { return this.initializer; }
set { this.initializer = value; }
}
public MetadataSet Metadata
{
get
{
EnsureInitialized();
return this.metadata;
}
}
internal Uri ExternalMetadataLocation
{
get { return this.externalMetadataLocation; }
set { this.externalMetadataLocation = value; }
}
internal bool MexEnabled
{
get { return this.mexEnabled; }
set { this.mexEnabled = value; }
}
internal bool HttpGetEnabled
{
get { return this.httpGetEnabled; }
set { this.httpGetEnabled = value; }
}
internal bool HttpsGetEnabled
{
get { return this.httpsGetEnabled; }
set { this.httpsGetEnabled = value; }
}
internal bool HelpPageEnabled
{
get { return this.httpHelpPageEnabled || this.httpsHelpPageEnabled; }
}
internal bool MetadataEnabled
{
get { return this.mexEnabled || this.httpGetEnabled || this.httpsGetEnabled; }
}
internal bool HttpHelpPageEnabled
{
get { return this.httpHelpPageEnabled; }
set { this.httpHelpPageEnabled = value; }
}
internal bool HttpsHelpPageEnabled
{
get { return this.httpsHelpPageEnabled; }
set { this.httpsHelpPageEnabled = value; }
}
internal Uri MexUrl
{
get { return this.mexUrl; }
set { this.mexUrl = value; }
}
internal Uri HttpGetUrl
{
get { return this.httpGetUrl; }
set { this.httpGetUrl = value; }
}
internal Uri HttpsGetUrl
{
get { return this.httpsGetUrl; }
set { this.httpsGetUrl = value; }
}
internal Uri HttpHelpPageUrl
{
get { return this.httpHelpPageUrl; }
set { this.httpHelpPageUrl = value; }
}
internal Uri HttpsHelpPageUrl
{
get { return this.httpsHelpPageUrl; }
set { this.httpsHelpPageUrl = value; }
}
internal Binding HttpHelpPageBinding
{
get { return this.httpHelpPageBinding; }
set { this.httpHelpPageBinding = value; }
}
internal Binding HttpsHelpPageBinding
{
get { return this.httpsHelpPageBinding; }
set { this.httpsHelpPageBinding = value; }
}
internal Binding HttpGetBinding
{
get { return this.httpGetBinding; }
set { this.httpGetBinding = value; }
}
internal Binding HttpsGetBinding
{
get { return this.httpsGetBinding; }
set { this.httpsGetBinding = value; }
}
void EnsureInitialized()
{
if (!this.isInitialized)
{
lock (this.syncRoot)
{
if (!this.isInitialized)
{
if (this.initializer != null)
{
// the following call will initialize this
// it will use the Metadata property to do the initialization
// this will call back into this method, but exit because isInitialized is set.
// if other threads try to call these methods, they will block on the lock
this.metadata = this.initializer.GenerateMetadata();
}
if (this.metadata == null)
{
this.metadata = new MetadataSet();
}
Thread.MemoryBarrier();
this.isInitialized = true;
this.initializer = null;
}
}
}
}
void IExtension.Attach(ServiceHostBase owner)
{
if (owner == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentNullException("owner"));
if (this.owner != null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.TheServiceMetadataExtensionInstanceCouldNot2_0)));
owner.ThrowIfClosedOrOpened();
this.owner = owner;
}
void IExtension.Detach(ServiceHostBase owner)
{
if (owner == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("owner");
if (this.owner == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.TheServiceMetadataExtensionInstanceCouldNot3_0)));
if (this.owner != owner)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("owner", SR.GetString(SR.TheServiceMetadataExtensionInstanceCouldNot4_0));
this.owner.ThrowIfClosedOrOpened();
this.owner = null;
}
static internal ServiceMetadataExtension EnsureServiceMetadataExtension(ServiceDescription description, ServiceHostBase host)
{
ServiceMetadataExtension mex = host.Extensions.Find();
if (mex == null)
{
mex = new ServiceMetadataExtension();
host.Extensions.Add(mex);
}
return mex;
}
internal ChannelDispatcher EnsureGetDispatcher(Uri listenUri)
{
ChannelDispatcher channelDispatcher = FindGetDispatcher(listenUri);
if (channelDispatcher == null)
{
channelDispatcher = CreateGetDispatcher(listenUri);
owner.ChannelDispatchers.Add(channelDispatcher);
}
return channelDispatcher;
}
internal ChannelDispatcher EnsureGetDispatcher(Uri listenUri, bool isServiceDebugBehavior)
{
ChannelDispatcher channelDispatcher = FindGetDispatcher(listenUri);
Binding binding;
if (channelDispatcher == null)
{
if (listenUri.Scheme == Uri.UriSchemeHttp)
{
if (isServiceDebugBehavior)
{
binding = this.httpHelpPageBinding ?? MetadataExchangeBindings.HttpGet;
}
else
{
binding = this.httpGetBinding ?? MetadataExchangeBindings.HttpGet;
}
}
else if (listenUri.Scheme == Uri.UriSchemeHttps)
{
if (isServiceDebugBehavior)
{
binding = this.httpsHelpPageBinding ?? MetadataExchangeBindings.HttpsGet;
}
else
{
binding = this.httpsGetBinding ?? MetadataExchangeBindings.HttpsGet;
}
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.SFxGetChannelDispatcherDoesNotSupportScheme, typeof(ChannelDispatcher).Name, Uri.UriSchemeHttp, Uri.UriSchemeHttps)));
}
channelDispatcher = CreateGetDispatcher(listenUri, binding);
owner.ChannelDispatchers.Add(channelDispatcher);
}
return channelDispatcher;
}
private ChannelDispatcher FindGetDispatcher(Uri listenUri)
{
foreach (ChannelDispatcher channelDispatcher in owner.ChannelDispatchers)
{
if (channelDispatcher.Listener.Uri == listenUri)
{
if(channelDispatcher.Endpoints.Count==1 &&
channelDispatcher.Endpoints[0].DispatchRuntime.SingletonInstanceContext != null &&
channelDispatcher.Endpoints[0].DispatchRuntime.SingletonInstanceContext.UserObject is HttpGetImpl)
{
return channelDispatcher;
}
}
}
return null;
}
private ChannelDispatcher CreateGetDispatcher(Uri listenUri)
{
if (listenUri.Scheme == Uri.UriSchemeHttp)
{
return CreateGetDispatcher(listenUri, MetadataExchangeBindings.HttpGet);
}
else if (listenUri.Scheme == Uri.UriSchemeHttps)
{
return CreateGetDispatcher(listenUri, MetadataExchangeBindings.HttpsGet);
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.SFxGetChannelDispatcherDoesNotSupportScheme, typeof(ChannelDispatcher).Name, Uri.UriSchemeHttp, Uri.UriSchemeHttps)));
}
}
private ChannelDispatcher CreateGetDispatcher(Uri listenUri, Binding binding)
{
EndpointAddress address = new EndpointAddress(listenUri);
Uri listenUriBaseAddress = listenUri;
string listenUriRelativeAddress = string.Empty;
BindingParameterCollection parameters = GetBindingParameters(owner.Description);
// find listener for HTTP GET
IChannelListener listener = null;
if (binding.CanBuildChannelListener(parameters))
{
listener = binding.BuildChannelListener(listenUriBaseAddress, listenUriRelativeAddress, parameters);
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentException(SR.GetString(SR.SFxBindingNotSupportedForMetadataHttpGet)));
}
//create dispatchers
ChannelDispatcher channelDispatcher = new ChannelDispatcher(listener, HttpGetImpl.MetadataHttpGetBinding, binding);
channelDispatcher.MessageVersion = binding.MessageVersion;
EndpointDispatcher dispatcher = new EndpointDispatcher(address, HttpGetImpl.ContractName, HttpGetImpl.ContractNamespace);
//Add operation
DispatchOperation operationDispatcher = new DispatchOperation(dispatcher.DispatchRuntime, HttpGetImpl.GetMethodName, HttpGetImpl.RequestAction, HttpGetImpl.ReplyAction);
operationDispatcher.Formatter = MessageOperationFormatter.Instance;
MethodInfo methodInfo = typeof(IHttpGetMetadata).GetMethod(HttpGetImpl.GetMethodName);
operationDispatcher.Invoker = new SyncMethodInvoker(methodInfo);
dispatcher.DispatchRuntime.Operations.Add(operationDispatcher);
//wire up dispatchers
HttpGetImpl impl = new HttpGetImpl(this, listener.Uri);
dispatcher.DispatchRuntime.SingletonInstanceContext = new InstanceContext(owner, impl, false);
dispatcher.DispatchRuntime.MessageInspectors.Add(impl);
channelDispatcher.Endpoints.Add(dispatcher);
dispatcher.ContractFilter = new MatchAllMessageFilter();
dispatcher.FilterPriority = 0;
dispatcher.DispatchRuntime.InstanceContextProvider = InstanceContextProviderBase.GetProviderForMode(InstanceContextMode.Single, dispatcher.DispatchRuntime);
channelDispatcher.ServiceThrottle = owner.ServiceThrottle;
ServiceDebugBehavior sdb = owner.Description.Behaviors.Find();
if (sdb != null)
channelDispatcher.IncludeExceptionDetailInFaults |= sdb.IncludeExceptionDetailInFaults;
ServiceBehaviorAttribute sba = owner.Description.Behaviors.Find();
if (sba != null)
channelDispatcher.IncludeExceptionDetailInFaults |= sba.IncludeExceptionDetailInFaults;
return channelDispatcher;
}
static BindingParameterCollection GetBindingParameters(ServiceDescription description)
{
BindingParameterCollection c = new BindingParameterCollection();
foreach (IServiceBehavior b in description.Behaviors)
{
if (b is ServiceCredentials || b is ServiceSecurityAuditBehavior)
{
c.Add(b);
}
else if (b is HostedBindingBehavior)
{
c.Add(((HostedBindingBehavior)b).VirtualPathExtension);
c.Add(new HostedMetadataProperty());
}
}
return c;
}
internal class WSMexImpl : IMetadataExchange
{
internal const string MetadataMexBinding = "ServiceMetadataBehaviorMexBinding";
internal const string ContractName = MetadataStrings.WSTransfer.Name;
internal const string ContractNamespace = MetadataStrings.WSTransfer.Namespace;
internal const string GetMethodName = "Get";
internal const string RequestAction = MetadataStrings.WSTransfer.GetAction;
internal const string ReplyAction = MetadataStrings.WSTransfer.GetResponseAction;
ServiceMetadataExtension parent;
MetadataSet metadataLocationSet;
TypedMessageConverter converter;
bool isListeningOnHttps = false;
internal WSMexImpl(ServiceMetadataExtension parent)
{
this.parent = parent;
if (this.parent.ExternalMetadataLocation != null && this.parent.ExternalMetadataLocation != EmptyUri)
{
this.metadataLocationSet = new MetadataSet();
string location = this.GetLocationToReturn();
MetadataSection metadataLocationSection = new MetadataSection(MetadataSection.ServiceDescriptionDialect, null, new MetadataLocation(location));
this.metadataLocationSet.MetadataSections.Add(metadataLocationSection);
}
}
internal bool IsListeningOnHttps
{
get { return this.isListeningOnHttps; }
set { this.isListeningOnHttps = value; }
}
private string GetLocationToReturn()
{
Debug.Assert(this.parent.ExternalMetadataLocation != null);
Uri location = this.parent.ExternalMetadataLocation;
if (!location.IsAbsoluteUri)
{
Uri httpAddr = parent.owner.GetVia(Uri.UriSchemeHttp, location);
Uri httpsAddr = parent.owner.GetVia(Uri.UriSchemeHttps, location);
if (this.IsListeningOnHttps && httpsAddr != null)
{
location = httpsAddr;
}
else if (httpAddr != null)
{
location = httpAddr;
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("ExternalMetadataLocation", SR.GetString(SR.SFxBadMetadataLocationNoAppropriateBaseAddress, this.parent.ExternalMetadataLocation.OriginalString));
}
}
return location.ToString();
}
MetadataSet GatherMetadata(string dialect, string identifier)
{
if (metadataLocationSet != null)
{
return metadataLocationSet;
}
else
{
MetadataSet metadataSet = new MetadataSet();
foreach (MetadataSection document in parent.Metadata.MetadataSections)
{
if ((dialect == null || dialect == document.Dialect) &&
(identifier == null || identifier == document.Identifier))
metadataSet.MetadataSections.Add(document);
}
return metadataSet;
}
}
public Message Get(Message request)
{
GetResponse response = new GetResponse();
response.Metadata = GatherMetadata(null, null);
response.Metadata.WriteFilter = new LocationUpdatingWriter(BaseAddressPattern, null);
if(converter == null)
converter = TypedMessageConverter.Create(typeof(GetResponse), ReplyAction);
return converter.ToMessage(response, request.Version);
}
public IAsyncResult BeginGet(Message request, AsyncCallback callback, object state)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotImplementedException());
}
public Message EndGet(IAsyncResult result)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new NotImplementedException());
}
}
//If this contract is changed, you may need to change ServiceMetadataExtension.CreateHttpGetDispatcher()
[ServiceContract]
internal interface IHttpGetMetadata
{
[OperationContract(Action = MessageHeaders.WildcardAction, ReplyAction = MessageHeaders.WildcardAction)]
Message Get(Message msg);
}
internal class HttpGetImpl : IHttpGetMetadata, IDispatchMessageInspector
{
const string DiscoToken = "disco token";
const string DiscoQueryString = "disco";
const string WsdlQueryString = "wsdl";
const string XsdQueryString = "xsd";
const string HtmlContentType = "text/html; charset=UTF-8";
const string XmlContentType = "text/xml; charset=UTF-8";
const int closeTimeoutInSeconds = 90;
const int maxQueryStringChars = 2048;
internal const string MetadataHttpGetBinding = "ServiceMetadataBehaviorHttpGetBinding";
internal const string ContractName = "IHttpGetHelpPageAndMetadataContract";
internal const string ContractNamespace = "http://schemas.microsoft.com/2006/04/http/metadata";
internal const string GetMethodName = "Get";
internal const string RequestAction = MessageHeaders.WildcardAction;
internal const string ReplyAction = MessageHeaders.WildcardAction;
internal const string HtmlBreak = "
";
static string[] NoQueries = new string[0];
ServiceMetadataExtension parent;
object sync = new object();
InitializationData initData;
Uri listenUri;
bool helpPageEnabled = false;
bool getWsdlEnabled = false;
internal HttpGetImpl(ServiceMetadataExtension parent, Uri listenUri)
{
this.parent = parent;
this.listenUri = listenUri;
}
public bool HelpPageEnabled
{
get { return this.helpPageEnabled; }
set { this.helpPageEnabled = value; }
}
public bool GetWsdlEnabled
{
get { return this.getWsdlEnabled; }
set { this.getWsdlEnabled = value; }
}
InitializationData GetInitData()
{
if (this.initData == null)
{
lock (this.sync)
{
if (this.initData == null)
{
this.initData = InitializationData.InitializeFrom(parent);
}
}
}
return this.initData;
}
string FindWsdlReference()
{
if (this.parent.ExternalMetadataLocation == null || this.parent.ExternalMetadataLocation == EmptyUri)
{
return null;
}
else
{
Uri location = this.parent.ExternalMetadataLocation;
return ServiceHost.GetUri(this.listenUri, location).ToString();
}
}
bool TryHandleDocumentationRequest(Message httpGetRequest, string[] queries, out Message replyMessage)
{
replyMessage = null;
if (!this.HelpPageEnabled)
return false;
if (parent.MetadataEnabled)
{
string discoUrl = null;
string wsdlUrl = null;
string httpGetUrl = null;
bool linkMetadata = true;
wsdlUrl = FindWsdlReference();
httpGetUrl = GetHttpGetUrl();
if (wsdlUrl == null && httpGetUrl != null)
wsdlUrl = httpGetUrl + "?" + WsdlQueryString;
if (httpGetUrl != null)
discoUrl = httpGetUrl + "?" + DiscoQueryString;
if (wsdlUrl == null)
{
wsdlUrl = GetMexUrl();
linkMetadata = false;
}
replyMessage = new MetadataOnHelpPageMessage(discoUrl, wsdlUrl, GetInitData().ServiceName, GetInitData().ClientName, linkMetadata);
}
else
{
replyMessage = new MetadataOffHelpPageMessage(GetInitData().ServiceName);
}
AddHttpProperty(replyMessage, HttpStatusCode.OK, HtmlContentType);
return true;
}
private string GetHttpGetUrl()
{
if (this.listenUri.Scheme == Uri.UriSchemeHttp)
{
if (parent.HttpGetEnabled)
return parent.HttpGetUrl.ToString();
else if (parent.HttpsGetEnabled)
return parent.HttpsGetUrl.ToString();
}
else
{
if (parent.HttpsGetEnabled)
return parent.HttpsGetUrl.ToString();
else if (parent.HttpGetEnabled)
return parent.HttpGetUrl.ToString();
}
return null;
}
private string GetMexUrl()
{
if (parent.MexEnabled)
return parent.MexUrl.ToString();
return null;
}
bool TryHandleMetadataRequest(Message httpGetRequest, string[] queries, out Message replyMessage)
{
replyMessage = null;
if (!this.GetWsdlEnabled)
return false;
string query = FindQuery(queries);
if (String.IsNullOrEmpty(query))
{
//if the documentation page is not available return the default wsdl if it exists
if (!this.helpPageEnabled && GetInitData().DefaultWsdl != null)
{
// use the default WSDL
using (httpGetRequest)
{
replyMessage = new ServiceDescriptionMessage(
GetInitData().DefaultWsdl, this.listenUri.ToString());
AddHttpProperty(replyMessage, HttpStatusCode.OK, XmlContentType);
GetInitData().FixImportAddresses();
return true;
}
}
return false;
}
// try to look the document up in the query table
object doc;
if (GetInitData().TryQueryLookup(query, out doc))
{
using (httpGetRequest)
{
if (doc is WsdlNS.ServiceDescription)
{
replyMessage = new ServiceDescriptionMessage(
(WsdlNS.ServiceDescription)doc, this.listenUri.ToString());
}
else if (doc is XmlSchema)
{
replyMessage = new XmlSchemaMessage(
((XmlSchema)doc), this.listenUri.ToString());
}
else if (doc is string)
{
if (((string)doc) == DiscoToken)
{
replyMessage = CreateDiscoMessage();
}
else
{
DiagnosticUtility.DebugAssert("Bad object in HttpGetImpl docFromQuery table");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(String.Format(CultureInfo.InvariantCulture, "Bad object in HttpGetImpl docFromQuery table")));
}
}
else
{
DiagnosticUtility.DebugAssert("Bad object in HttpGetImpl docFromQuery table");
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(String.Format(CultureInfo.InvariantCulture, "Bad object in HttpGetImpl docFromQuery table")));
}
AddHttpProperty(replyMessage, HttpStatusCode.OK, XmlContentType);
GetInitData().FixImportAddresses();
return true;
}
}
// otherwise see if they just wanted ?WSDL
if (String.Compare(query, WsdlQueryString, StringComparison.OrdinalIgnoreCase) == 0)
{
if (GetInitData().DefaultWsdl != null)
{
// use the default WSDL
using (httpGetRequest)
{
replyMessage = new ServiceDescriptionMessage(
GetInitData().DefaultWsdl, this.listenUri.ToString());
AddHttpProperty(replyMessage, HttpStatusCode.OK, XmlContentType);
GetInitData().FixImportAddresses();
return true;
}
}
// or redirect to an external WSDL
string wsdlReference = FindWsdlReference();
if (wsdlReference != null)
{
replyMessage = CreateRedirectMessage(wsdlReference);
return true;
}
}
// we weren't able to handle the request -- return the documentation page if available
return false;
}
Message CreateDiscoMessage()
{
string wsdlUrl = this.listenUri.ToString() + "?" + WsdlQueryString;
string docUrl = null;
if (this.listenUri.Scheme == Uri.UriSchemeHttp)
{
if (parent.HttpHelpPageEnabled)
docUrl = parent.HttpHelpPageUrl.ToString();
else if (parent.HttpsHelpPageEnabled)
docUrl = parent.HttpsGetUrl.ToString();
}
else
{
if (parent.HttpsHelpPageEnabled)
docUrl = parent.HttpsHelpPageUrl.ToString();
else if (parent.HttpHelpPageEnabled)
docUrl = parent.HttpGetUrl.ToString();
}
return new DiscoMessage(wsdlUrl, docUrl);
}
private string FindQuery(string[] queries)
{
string query = null;
foreach (string q in queries)
{
int start = (q.Length > 0 && q[0] == '?') ? 1 : 0;
if (String.Compare(q, start, WsdlQueryString, 0, WsdlQueryString.Length, StringComparison.OrdinalIgnoreCase) == 0)
query = q;
else if (String.Compare(q, start, XsdQueryString, 0, XsdQueryString.Length, StringComparison.OrdinalIgnoreCase) == 0)
query = q;
else if (parent.HelpPageEnabled && (String.Compare(q, start, DiscoQueryString, 0, DiscoQueryString.Length, StringComparison.OrdinalIgnoreCase) == 0))
query = q;
}
return query;
}
Message ProcessHttpRequest(Message httpGetRequest)
{
string queryString = httpGetRequest.Properties.Via.Query;
if (queryString.Length > maxQueryStringChars)
return CreateHttpResponseMessage(HttpStatusCode.RequestUriTooLong);
if (queryString.StartsWith("?", StringComparison.OrdinalIgnoreCase))
queryString = queryString.Substring(1);
string[] queries = queryString.Length > 0 ? queryString.Split('&') : NoQueries;
Message replyMessage = null;
if (TryHandleMetadataRequest(httpGetRequest, queries, out replyMessage))
return replyMessage;
if (TryHandleDocumentationRequest(httpGetRequest, queries, out replyMessage))
return replyMessage;
return CreateHttpResponseMessage(HttpStatusCode.MethodNotAllowed);
}
public object AfterReceiveRequest(ref Message request, IClientChannel channel, InstanceContext instanceContext)
{
return request.Version;
}
public void BeforeSendReply(ref Message reply, object correlationState)
{
if ((reply != null) && reply.IsFault)
{
string error = SR.GetString(SR.SFxInternalServerError);
ExceptionDetail exceptionDetail = null;
MessageFault fault = MessageFault.CreateFault(reply, /* maxBufferSize */ 64 * 1024);
if (fault.HasDetail)
{
exceptionDetail = fault.GetDetail();
if (exceptionDetail != null)
{
error = SR.GetString(SR.SFxDocExt_Error);
}
}
reply = new MetadataOnHelpPageMessage(error, exceptionDetail);
AddHttpProperty(reply, HttpStatusCode.InternalServerError, HtmlContentType);
}
}
public Message Get(Message message)
{
return ProcessHttpRequest(message);
}
class InitializationData
{
readonly Dictionary docFromQuery;
readonly Dictionary queryFromDoc;
WsdlNS.ServiceDescriptionCollection wsdls;
XmlSchemaSet xsds;
public string ServiceName;
public string ClientName;
public WsdlNS.ServiceDescription DefaultWsdl;
InitializationData(
Dictionary docFromQuery,
Dictionary queryFromDoc,
WsdlNS.ServiceDescriptionCollection wsdls,
XmlSchemaSet xsds)
{
this.docFromQuery = docFromQuery;
this.queryFromDoc = queryFromDoc;
this.wsdls = wsdls;
this.xsds = xsds;
}
public bool TryQueryLookup(string query, out object doc)
{
return docFromQuery.TryGetValue(query, out doc);
}
public static InitializationData InitializeFrom(ServiceMetadataExtension extension)
{
Dictionary docFromQueryInit = new Dictionary(StringComparer.OrdinalIgnoreCase);
Dictionary queryFromDocInit = new Dictionary();
// this collection type provides useful lookup features
WsdlNS.ServiceDescriptionCollection wsdls = CollectWsdls(extension.Metadata);
XmlSchemaSet xsds = CollectXsds(extension.Metadata);
WsdlNS.ServiceDescription defaultWsdl = null;
WsdlNS.Service someService = GetAnyService(wsdls);
if (someService != null)
defaultWsdl = someService.ServiceDescription;
// WSDLs
{
int i = 0;
foreach (WsdlNS.ServiceDescription wsdlDoc in wsdls)
{
string query = WsdlQueryString;
if (wsdlDoc != defaultWsdl) // don't count the WSDL at ?WSDL
query += "=wsdl" + i++.ToString(System.Globalization.CultureInfo.InvariantCulture);
docFromQueryInit.Add(query, wsdlDoc);
queryFromDocInit.Add(wsdlDoc, query);
}
}
// XSDs
{
int i = 0;
foreach (XmlSchema xsdDoc in xsds.Schemas())
{
string query = XsdQueryString + "=xsd" + i++.ToString(System.Globalization.CultureInfo.InvariantCulture);
docFromQueryInit.Add(query, xsdDoc);
queryFromDocInit.Add(xsdDoc, query);
}
}
// Disco
if (extension.HelpPageEnabled)
{
string query = DiscoQueryString;
docFromQueryInit.Add(query, DiscoToken);
queryFromDocInit.Add(DiscoToken, query);
}
InitializationData data = new InitializationData(docFromQueryInit, queryFromDocInit, wsdls, xsds);
data.DefaultWsdl = defaultWsdl;
data.ServiceName = GetAnyWsdlName(wsdls);
data.ClientName = ClientClassGenerator.GetClientClassName(GetAnyContractName(wsdls) ?? "IHello");
return data;
}
static WsdlNS.ServiceDescriptionCollection CollectWsdls(MetadataSet metadata)
{
WsdlNS.ServiceDescriptionCollection wsdls = new WsdlNS.ServiceDescriptionCollection();
foreach (MetadataSection section in metadata.MetadataSections)
{
if (section.Metadata is WsdlNS.ServiceDescription)
{
wsdls.Add((WsdlNS.ServiceDescription)section.Metadata);
}
}
return wsdls;
}
static XmlSchemaSet CollectXsds(MetadataSet metadata)
{
XmlSchemaSet xsds = new XmlSchemaSet();
xsds.XmlResolver = null;
foreach (MetadataSection section in metadata.MetadataSections)
{
if (section.Metadata is XmlSchema)
{
xsds.Add((XmlSchema)section.Metadata);
}
}
return xsds;
}
internal void FixImportAddresses()
{
// fixup imports and includes with addresses
// WSDLs
foreach (WsdlNS.ServiceDescription wsdlDoc in this.wsdls)
{
FixImportAddresses(wsdlDoc);
}
// XSDs
foreach (XmlSchema xsdDoc in this.xsds.Schemas())
{
FixImportAddresses(xsdDoc);
}
}
void FixImportAddresses(WsdlNS.ServiceDescription wsdlDoc)
{
foreach (WsdlNS.Import import in wsdlDoc.Imports)
{
if (!String.IsNullOrEmpty(import.Location)) continue;
WsdlNS.ServiceDescription targetDoc = this.wsdls[import.Namespace ?? String.Empty];
if (targetDoc != null)
{
string query = queryFromDoc[targetDoc];
import.Location = BaseAddressPattern + "?" + query;
}
}
if (wsdlDoc.Types != null)
{
foreach (XmlSchema xsdDoc in wsdlDoc.Types.Schemas)
{
FixImportAddresses(xsdDoc);
}
}
}
void FixImportAddresses(XmlSchema xsdDoc)
{
foreach (XmlSchemaObject o in xsdDoc.Includes)
{
XmlSchemaExternal external = o as XmlSchemaExternal;
if (external == null || !String.IsNullOrEmpty(external.SchemaLocation)) continue;
string targetNs = external is XmlSchemaImport ? ((XmlSchemaImport)external).Namespace : xsdDoc.TargetNamespace;
foreach (XmlSchema targetXsd in this.xsds.Schemas(targetNs ?? String.Empty))
{
if (targetXsd != xsdDoc)
{
string query = this.queryFromDoc[targetXsd];
external.SchemaLocation = BaseAddressPattern + "?" + query;
break;
}
}
}
}
static string GetAnyContractName(WsdlNS.ServiceDescriptionCollection wsdls)
{
// try to track down a WSDL portType name using a wsdl:service as a starting point
foreach (WsdlNS.ServiceDescription wsdl in wsdls)
{
foreach (WsdlNS.Service service in wsdl.Services)
{
foreach (WsdlNS.Port port in service.Ports)
{
if (!port.Binding.IsEmpty)
{
WsdlNS.Binding binding = wsdls.GetBinding(port.Binding);
if (!binding.Type.IsEmpty)
{
return binding.Type.Name;
}
}
}
}
}
return null;
}
static WsdlNS.Service GetAnyService(WsdlNS.ServiceDescriptionCollection wsdls)
{
// try to track down a WSDL service
foreach (WsdlNS.ServiceDescription wsdl in wsdls)
{
if (wsdl.Services.Count > 0)
{
return wsdl.Services[0];
}
}
return null;
}
static string GetAnyWsdlName(WsdlNS.ServiceDescriptionCollection wsdls)
{
// try to track down a WSDL name
foreach (WsdlNS.ServiceDescription wsdl in wsdls)
{
if (!String.IsNullOrEmpty(wsdl.Name))
{
return wsdl.Name;
}
}
return null;
}
}
#region static helpers
static void AddHttpProperty(Message message, HttpStatusCode status, string contentType)
{
HttpResponseMessageProperty responseProperty = new HttpResponseMessageProperty();
responseProperty.StatusCode = status;
responseProperty.Headers.Add(HttpResponseHeader.ContentType, contentType);
message.Properties.Add(HttpResponseMessageProperty.Name, responseProperty);
}
static Message CreateRedirectMessage(string redirectedDestination)
{
Message redirectMessage = CreateHttpResponseMessage(HttpStatusCode.RedirectKeepVerb);
HttpResponseMessageProperty httpResponseProperty = (HttpResponseMessageProperty)redirectMessage.Properties[HttpResponseMessageProperty.Name];
httpResponseProperty.Headers["Location"] = redirectedDestination;
return redirectMessage;
}
static Message CreateHttpResponseMessage(HttpStatusCode code)
{
Message message = new NullMessage();
HttpResponseMessageProperty httpResponseProperty = new HttpResponseMessageProperty();
httpResponseProperty.StatusCode = code;
message.Properties.Add(HttpResponseMessageProperty.Name, httpResponseProperty);
return message;
}
#endregion static helpers
#region Helper Message implementations
class DiscoMessage : ContentOnlyMessage
{
string wsdlAddress;
string docAddress;
public DiscoMessage(string wsdlAddress, string docAddress)
: base()
{
this.wsdlAddress = wsdlAddress;
this.docAddress = docAddress;
}
protected override void OnWriteBodyContents(XmlDictionaryWriter writer)
{
writer.WriteStartDocument();
writer.WriteStartElement("discovery", "http://schemas.xmlsoap.org/disco/");
writer.WriteStartElement("contractRef", "http://schemas.xmlsoap.org/disco/scl/");
writer.WriteAttributeString("ref", wsdlAddress);
writer.WriteAttributeString("docRef", docAddress);
writer.WriteEndElement(); //
writer.WriteEndElement(); //
writer.WriteEndDocument();
}
}
class MetadataOnHelpPageMessage : ContentOnlyMessage
{
string discoUrl;
string metadataUrl;
string serviceName;
string clientName;
bool linkMetadata;
string errorMessage;
ExceptionDetail exceptionDetail;
public MetadataOnHelpPageMessage(string discoUrl, string metadataUrl, string serviceName, string clientName, bool linkMetadata)
: base()
{
this.discoUrl = discoUrl;
this.metadataUrl = metadataUrl;
this.serviceName = serviceName;
this.clientName = clientName;
this.linkMetadata = linkMetadata;
}
public MetadataOnHelpPageMessage(string errorMessage, ExceptionDetail exceptionDetail)
: base()
{
this.errorMessage = errorMessage;
this.exceptionDetail = exceptionDetail;
}
protected override void OnWriteBodyContents(XmlDictionaryWriter writer)
{
HelpPageWriter page = new HelpPageWriter(writer);
writer.WriteStartElement("HTML");
writer.WriteStartElement("HEAD");
if (!String.IsNullOrEmpty(this.discoUrl))
{
page.WriteDiscoLink(this.discoUrl);
}
page.WriteStyleSheet();
page.WriteTitle(!String.IsNullOrEmpty(this.serviceName) ? SR.GetString(SR.SFxDocExt_MainPageTitle, this.serviceName) : SR.GetString(SR.SFxDocExt_MainPageTitleNoServiceName));
if (!String.IsNullOrEmpty(this.errorMessage))
{
page.WriteError(this.errorMessage);
if (this.exceptionDetail != null)
{
page.WriteExceptionDetail(this.exceptionDetail);
}
}
else
{
page.WriteToolUsage(this.metadataUrl, this.linkMetadata);
page.WriteSampleCode(this.clientName);
}
writer.WriteEndElement(); // BODY
writer.WriteEndElement(); // HTML
}
struct HelpPageWriter
{
XmlWriter writer;
public HelpPageWriter(XmlWriter writer)
{
this.writer = writer;
}
internal void WriteClass(string className)
{
writer.WriteStartElement("font");
writer.WriteAttributeString("color", "teal");
writer.WriteString(className);
writer.WriteEndElement(); // font
}
internal void WriteComment(string comment)
{
writer.WriteStartElement("font");
writer.WriteAttributeString("color", "green");
writer.WriteString(comment);
writer.WriteEndElement(); // font
}
internal void WriteDiscoLink(string discoUrl)
{
writer.WriteStartElement("link");
writer.WriteAttributeString("rel", "alternate");
writer.WriteAttributeString("type", "text/xml");
writer.WriteAttributeString("href", discoUrl);
writer.WriteEndElement(); // link
}
internal void WriteError(string message)
{
writer.WriteStartElement("P");
writer.WriteAttributeString("class", "intro");
writer.WriteString(message);
writer.WriteEndElement(); // P
}
internal void WriteKeyword(string keyword)
{
writer.WriteStartElement("font");
writer.WriteAttributeString("color", "blue");
writer.WriteString(keyword);
writer.WriteEndElement(); // font
}
internal void WriteSampleCode(string clientName)
{
writer.WriteStartElement("P");
writer.WriteAttributeString("class", "intro");
writer.WriteEndElement(); // P
writer.WriteRaw(SR.GetString(SR.SFxDocExt_MainPageIntro2));
// C#
writer.WriteRaw(SR.GetString(SR.SFxDocExt_CS));
writer.WriteStartElement("PRE");
WriteKeyword("class ");
WriteClass("Test\n");
writer.WriteString("{\n");
WriteKeyword(" static void ");
writer.WriteString("Main()\n");
writer.WriteString(" {\n");
writer.WriteString(" ");
WriteClass(clientName);
writer.WriteString(" client = ");
WriteKeyword("new ");
WriteClass(clientName);
writer.WriteString("();\n\n");
WriteComment(" // " + SR.GetString(SR.SFxDocExt_MainPageComment) + "\n\n");
WriteComment(" // " + SR.GetString(SR.SFxDocExt_MainPageComment2) + "\n");
writer.WriteString(" client.Close();\n");
writer.WriteString(" }\n");
writer.WriteString("}\n");
writer.WriteEndElement(); // PRE
writer.WriteRaw(HttpGetImpl.HtmlBreak);
// VB
writer.WriteRaw(SR.GetString(SR.SFxDocExt_VB));
writer.WriteStartElement("PRE");
WriteKeyword("Class ");
WriteClass("Test\n");
WriteKeyword(" Shared Sub ");
writer.WriteString("Main()\n");
WriteKeyword(" Dim ");
writer.WriteString("client As ");
WriteClass(clientName);
writer.WriteString(" = ");
WriteKeyword("New ");
WriteClass(clientName);
writer.WriteString("()\n");
WriteComment(" ' " + SR.GetString(SR.SFxDocExt_MainPageComment) + "\n\n");
WriteComment(" ' " + SR.GetString(SR.SFxDocExt_MainPageComment2) + "\n");
writer.WriteString(" client.Close()\n");
WriteKeyword(" End Sub\n");
WriteKeyword("End Class");
writer.WriteEndElement(); // PRE
}
internal void WriteExceptionDetail(ExceptionDetail exceptionDetail)
{
writer.WriteStartElement("PRE");
writer.WriteString(exceptionDetail.ToString().Replace("\r", ""));
writer.WriteEndElement(); // PRE
}
internal void WriteStyleSheet()
{
writer.WriteStartElement("STYLE");
writer.WriteAttributeString("type", "text/css");
writer.WriteString("#content{ FONT-SIZE: 0.7em; PADDING-BOTTOM: 2em; MARGIN-LEFT: 30px}");
writer.WriteString("BODY{MARGIN-TOP: 0px; MARGIN-LEFT: 0px; COLOR: #000000; FONT-FAMILY: Verdana; BACKGROUND-COLOR: white}");
writer.WriteString("P{MARGIN-TOP: 0px; MARGIN-BOTTOM: 12px; COLOR: #000000; FONT-FAMILY: Verdana}");
writer.WriteString("PRE{BORDER-RIGHT: #f0f0e0 1px solid; PADDING-RIGHT: 5px; BORDER-TOP: #f0f0e0 1px solid; MARGIN-TOP: -5px; PADDING-LEFT: 5px; FONT-SIZE: 1.2em; PADDING-BOTTOM: 5px; BORDER-LEFT: #f0f0e0 1px solid; PADDING-TOP: 5px; BORDER-BOTTOM: #f0f0e0 1px solid; FONT-FAMILY: Courier New; BACKGROUND-COLOR: #e5e5cc}");
writer.WriteString(".heading1{MARGIN-TOP: 0px; PADDING-LEFT: 15px; FONT-WEIGHT: normal; FONT-SIZE: 26px; MARGIN-BOTTOM: 0px; PADDING-BOTTOM: 3px; MARGIN-LEFT: -30px; WIDTH: 100%; COLOR: #ffffff; PADDING-TOP: 10px; FONT-FAMILY: Tahoma; BACKGROUND-COLOR: #003366}");
writer.WriteString(".intro{MARGIN-LEFT: -15px}");
writer.WriteEndElement(); // STYLE
}
internal void WriteTitle(string title)
{
writer.WriteElementString("TITLE", title);
writer.WriteEndElement(); // HEAD
writer.WriteStartElement("BODY");
writer.WriteStartElement("DIV");
writer.WriteAttributeString("id", "content");
writer.WriteStartElement("P");
writer.WriteAttributeString("class", "heading1");
writer.WriteString(title);
writer.WriteEndElement(); // P
writer.WriteRaw(HttpGetImpl.HtmlBreak);
}
internal void WriteToolUsage(string wsdlUrl, bool linkMetadata)
{
writer.WriteStartElement("P");
writer.WriteAttributeString("class", "intro");
if (wsdlUrl != null)
{
writer.WriteRaw(SR.GetString(SR.SFxDocExt_MainPageIntro1a));
writer.WriteRaw(HttpGetImpl.HtmlBreak);
writer.WriteStartElement("PRE");
writer.WriteString("svcutil.exe ");
if (linkMetadata)
{
writer.WriteStartElement("A");
writer.WriteAttributeString("HREF", wsdlUrl);
}
writer.WriteString(wsdlUrl);
if (linkMetadata)
{
writer.WriteEndElement(); // A
}
writer.WriteEndElement(); // PRE
}
else
{
// no metadata message
writer.WriteRaw(SR.GetString(SR.SFxDocExt_MainPageIntro1b));
}
writer.WriteEndElement(); // P
}
}
}
class MetadataOffHelpPageMessage : ContentOnlyMessage
{
public MetadataOffHelpPageMessage(string serviceName)
{
}
protected override void OnWriteBodyContents(XmlDictionaryWriter writer)
{
writer.WriteStartElement("HTML");
writer.WriteStartElement("HEAD");
writer.WriteRaw(String.Format(CultureInfo.InvariantCulture,
@"
Service "));
writer.WriteEndElement(); //HEAD
writer.WriteRaw(String.Format(CultureInfo.InvariantCulture,
@"
Service
{0}
<" + ConfigurationStrings.BehaviorsSectionName + @">
<" + ConfigurationStrings.ServiceBehaviors + @">
<" + ConfigurationStrings.Behavior + @" " + ConfigurationStrings.Name + @"=""MyServiceTypeBehaviors"" >
<" + ConfigurationStrings.ServiceMetadataPublishingSectionName + @" " + ConfigurationStrings.HttpGetEnabled + @"=""true"" />
</" + ConfigurationStrings.Behavior + @">
</" + ConfigurationStrings.ServiceBehaviors + @">
</" + ConfigurationStrings.BehaviorsSectionName + @">
{1}
<" + ConfigurationStrings.Service + @" " + ConfigurationStrings.Name + @"=""MyNamespace.MyServiceType"" " + ConfigurationStrings.BehaviorConfiguration + @"=""MyServiceTypeBehaviors"" >
{2}
<" + ConfigurationStrings.Endpoint + @" " + ConfigurationStrings.Contract + @"=""" + ServiceMetadataBehavior.MexContractName + @""" " + ConfigurationStrings.Binding + @"=""mexHttpBinding"" " + ConfigurationStrings.Address + @"=""mex"" />
{3}
<configuration>
<" + ConfigurationStrings.SectionGroupName + @">
<" + ConfigurationStrings.ServicesSectionName + @">
<!-- {4} -->
<" + ConfigurationStrings.Service + @" " + ConfigurationStrings.Name + @"=""MyNamespace.MyServiceType"" " + ConfigurationStrings.BehaviorConfiguration + @"=""MyServiceTypeBehaviors"" >
<!-- {5} -->
<!-- {6} -->
<" + ConfigurationStrings.Endpoint + @" " + ConfigurationStrings.Contract + @"=""" + ServiceMetadataBehavior.MexContractName + @""" " + ConfigurationStrings.Binding + @"=""mexHttpBinding"" " + ConfigurationStrings.Address + @"=""mex"" />
</" + ConfigurationStrings.Service + @">
</" + ConfigurationStrings.ServicesSectionName + @">
<" + ConfigurationStrings.BehaviorsSectionName + @">
<" + ConfigurationStrings.ServiceBehaviors + @">
<" + ConfigurationStrings.Behavior + @" name=""MyServiceTypeBehaviors"" >
<!-- {7} -->
<" + ConfigurationStrings.ServiceMetadataPublishingSectionName + @" " + ConfigurationStrings.HttpGetEnabled + @"=""true"" />
</" + ConfigurationStrings.Behavior + @">
</" + ConfigurationStrings.ServiceBehaviors + @">
</" + ConfigurationStrings.BehaviorsSectionName + @">
</" + ConfigurationStrings.SectionGroupName + @">
</configuration>
{8}
",
SR.GetString(SR.SFxDocExt_NoMetadataSection1), SR.GetString(SR.SFxDocExt_NoMetadataSection2),
SR.GetString(SR.SFxDocExt_NoMetadataSection3), SR.GetString(SR.SFxDocExt_NoMetadataSection4),
SR.GetString(SR.SFxDocExt_NoMetadataConfigComment1), SR.GetString(SR.SFxDocExt_NoMetadataConfigComment2),
SR.GetString(SR.SFxDocExt_NoMetadataConfigComment3), SR.GetString(SR.SFxDocExt_NoMetadataConfigComment4),
SR.GetString(SR.SFxDocExt_NoMetadataSection5)
));
writer.WriteEndElement(); //HTML
}
}
class ServiceDescriptionMessage : ContentOnlyMessage
{
WsdlNS.ServiceDescription description;
string requestUri;
public ServiceDescriptionMessage(WsdlNS.ServiceDescription description, string requestUri)
: base()
{
this.description = description;
this.requestUri = requestUri;
}
protected override void OnWriteBodyContents(XmlDictionaryWriter writer)
{
LocationUpdatingWriter responseWriter =
new LocationUpdatingWriter(ServiceMetadataExtension.BaseAddressPattern, requestUri);
responseWriter.Writer = writer;
description.Write(responseWriter);
}
}
class XmlSchemaMessage : ContentOnlyMessage
{
XmlSchema schema;
string requestUri;
public XmlSchemaMessage(XmlSchema schema, string requestUri)
: base()
{
this.schema = schema;
this.requestUri = requestUri;
}
protected override void OnWriteBodyContents(XmlDictionaryWriter writer)
{
LocationUpdatingWriter responseWriter =
new LocationUpdatingWriter(ServiceMetadataExtension.BaseAddressPattern, requestUri);
responseWriter.Writer = writer;
schema.Write(responseWriter);
}
}
#endregion //Helper Message implementations
}
internal abstract class WriteFilter : XmlDictionaryWriter
{
internal XmlWriter Writer;
}
class LocationUpdatingWriter : WriteFilter
{
readonly string oldValue;
readonly string newValue;
// passing null for newValue filters any string with oldValue as a prefix rather than replacing
internal LocationUpdatingWriter(string oldValue, string newValue)
{
this.oldValue = oldValue;
this.newValue = newValue;
}
public override void Close()
{
this.Writer.Close();
}
public override void Flush()
{
this.Writer.Flush();
}
public override string LookupPrefix(string ns)
{
return this.Writer.LookupPrefix(ns);
}
public override void WriteBase64(byte[] buffer, int index, int count)
{
this.Writer.WriteBase64(buffer, index, count);
}
public override void WriteCData(string text)
{
this.Writer.WriteCData(text);
}
public override void WriteCharEntity(char ch)
{
this.Writer.WriteCharEntity(ch);
}
public override void WriteChars(char[] buffer, int index, int count)
{
this.Writer.WriteChars(buffer, index, count);
}
public override void WriteComment(string text)
{
this.Writer.WriteComment(text);
}
public override void WriteDocType(string name, string pubid, string sysid, string subset)
{
this.Writer.WriteDocType(name, pubid, sysid, subset);
}
public override void WriteEndAttribute()
{
this.Writer.WriteEndAttribute();
}
public override void WriteEndDocument()
{
this.Writer.WriteEndDocument();
}
public override void WriteEndElement()
{
this.Writer.WriteEndElement();
}
public override void WriteEntityRef(string name)
{
this.Writer.WriteEntityRef(name);
}
public override void WriteFullEndElement()
{
this.Writer.WriteFullEndElement();
}
public override void WriteProcessingInstruction(string name, string text)
{
this.Writer.WriteProcessingInstruction(name, text);
}
public override void WriteRaw(string data)
{
this.Writer.WriteRaw(data);
}
public override void WriteRaw(char[] buffer, int index, int count)
{
this.Writer.WriteRaw(buffer, index, count);
}
public override void WriteStartAttribute(string prefix, string localName, string ns)
{
this.Writer.WriteStartAttribute(prefix, localName, ns);
}
public override void WriteStartDocument(bool standalone)
{
this.Writer.WriteStartDocument(standalone);
}
public override void WriteStartDocument()
{
this.Writer.WriteStartDocument();
}
public override void WriteStartElement(string prefix, string localName, string ns)
{
this.Writer.WriteStartElement(prefix, localName, ns);
}
public override WriteState WriteState
{
get { return this.Writer.WriteState; }
}
public override void WriteString(string text)
{
if (this.newValue != null)
text = text.Replace(this.oldValue, this.newValue);
else if (text.StartsWith(this.oldValue, StringComparison.Ordinal))
text = String.Empty;
this.Writer.WriteString(text);
}
public override void WriteSurrogateCharEntity(char lowChar, char highChar)
{
this.Writer.WriteSurrogateCharEntity(lowChar, highChar);
}
public override void WriteWhitespace(string ws)
{
this.Writer.WriteWhitespace(ws);
}
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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- TextRangeSerialization.cs
- UseAttributeSetsAction.cs
- ComponentCodeDomSerializer.cs
- WindowPattern.cs
- SQLSingleStorage.cs
- _ConnectStream.cs
- UntypedNullExpression.cs
- GenericTypeParameterBuilder.cs
- ValidationEventArgs.cs
- clipboard.cs
- ApplicationFileParser.cs
- DescendantOverDescendantQuery.cs
- XpsFontSubsetter.cs
- ListBoxItem.cs
- BinaryObjectWriter.cs
- COM2ExtendedBrowsingHandler.cs
- SectionVisual.cs
- MinimizableAttributeTypeConverter.cs
- ChannelManagerBase.cs
- _NestedSingleAsyncResult.cs
- BinaryObjectReader.cs
- ToolStripRendererSwitcher.cs
- DataGridViewUtilities.cs
- DrawToolTipEventArgs.cs
- CodeMethodInvokeExpression.cs
- NeutralResourcesLanguageAttribute.cs
- FastEncoder.cs
- ValueChangedEventManager.cs
- ZipQueryOperator.cs
- Icon.cs
- HMACRIPEMD160.cs
- CodeTypeDeclaration.cs
- HostingEnvironment.cs
- SplitContainer.cs
- CompatibleComparer.cs
- ToolStrip.cs
- CheckBoxRenderer.cs
- CryptoStream.cs
- Brush.cs
- ImageListImage.cs
- ToolTip.cs
- AnnotationAuthorChangedEventArgs.cs
- CategoryNameCollection.cs
- ListenerElementsCollection.cs
- Empty.cs
- TTSEngineTypes.cs
- HtmlInputControl.cs
- SemanticResolver.cs
- TextServicesCompartmentContext.cs
- XmlSchemaSimpleContentExtension.cs
- PathSegment.cs
- SafeLibraryHandle.cs
- StreamResourceInfo.cs
- mil_sdk_version.cs
- AdRotator.cs
- DefaultValueAttribute.cs
- MsmqOutputSessionChannel.cs
- InvariantComparer.cs
- TableDetailsRow.cs
- ProtocolsConfigurationEntry.cs
- HexParser.cs
- RotateTransform.cs
- ProxyWebPartManager.cs
- SecurityTokenSerializer.cs
- FontWeightConverter.cs
- DelegatingConfigHost.cs
- PassportAuthenticationModule.cs
- VisualTreeUtils.cs
- ProfileGroupSettings.cs
- shaperfactory.cs
- DataControlLinkButton.cs
- ClrPerspective.cs
- ObjectAnimationUsingKeyFrames.cs
- RegexFCD.cs
- RolePrincipal.cs
- DataColumnChangeEvent.cs
- FaultCallbackWrapper.cs
- BinaryFormatterWriter.cs
- PropertyChangedEventManager.cs
- CallTemplateAction.cs
- TrustDriver.cs
- columnmapkeybuilder.cs
- HtmlInputControl.cs
- ImageSourceValueSerializer.cs
- SqlTypesSchemaImporter.cs
- Point3DKeyFrameCollection.cs
- EventLogReader.cs
- DataGridLengthConverter.cs
- SqlUtils.cs
- IdentifierCreationService.cs
- DeviceContext.cs
- AssemblyResourceLoader.cs
- KeyPullup.cs
- SimpleType.cs
- GlobalEventManager.cs
- AppDomainEvidenceFactory.cs
- MethodBuilder.cs
- ToolStripLabel.cs
- FacetEnabledSchemaElement.cs
- TdsRecordBufferSetter.cs