Class MessageHelper

Provides extension helper methods for working with WCF messages.

Inheritance

System.Object

MessageHelper

Inherited Members

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: Nevatech.Vsb.Repository

Assembly: Nevatech.Vsb.Repository.dll

Syntax

public static class MessageHelper

Methods

ChangeMessageVersion(Message, MessageVersion)

Performs basic message version conversion by copying message body and custom headers from the original message to the new message.

Declaration

public static Message ChangeMessageVersion(this Message message, MessageVersion targetVersion)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Original message that needs to converted.
System.ServiceModel.Channels.MessageVersion	targetVersion	Message version of the converted message.

Returns

Type	Description
System.ServiceModel.Channels.Message	New message with the same content as the original one, but with requested message envelope and addressing version.

Clone(HttpRequestMessageProperty)

Create a copy of the provided System.ServiceModel.Channels.HttpRequestMessageProperty.

Declaration

public static HttpRequestMessageProperty Clone(this HttpRequestMessageProperty property)

Parameters

Type	Name	Description
System.ServiceModel.Channels.HttpRequestMessageProperty	property	Message property to be cloned.

Returns

Type	Description
System.ServiceModel.Channels.HttpRequestMessageProperty	Deep copy of the provided System.ServiceModel.Channels.HttpRequestMessageProperty.

Clone(HttpResponseMessageProperty)

Create a copy of the provided System.ServiceModel.Channels.HttpResponseMessageProperty.

Declaration

public static HttpResponseMessageProperty Clone(this HttpResponseMessageProperty property)

Parameters

Type	Name	Description
System.ServiceModel.Channels.HttpResponseMessageProperty	property	Message property to be cloned.

Returns

Type	Description
System.ServiceModel.Channels.HttpResponseMessageProperty	Deep copy of the provided System.ServiceModel.Channels.HttpResponseMessageProperty.

CreateMessage(MessageVersion, String)

Creates SOAP or RESTful message from the provided content.

Declaration

public static Message CreateMessage(MessageVersion version, string content)

Parameters

Type	Name	Description
System.ServiceModel.Channels.MessageVersion	version	Version of the message to be constructed.
System.String	content	String representing the body content of the message.

Returns

Type	Description
System.ServiceModel.Channels.Message	Constructed message.

CreateNullMessage()

Creates and returns a RESTful message without body content.

Declaration

public static Message CreateNullMessage()

Returns

Type	Description
System.ServiceModel.Channels.Message	RESTful message without body content.

GetClientAddress(Message)

Retrieves caller's IP address from provided message.

Declaration

public static string GetClientAddress(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request message which may contain caller's IP address.

Returns

Type	Description
System.String	Caller's IP address or Null, if not TCP-based transport was used or message is outbound.

GetHttpHeader(Message, Boolean, String)

Returns the value of the specified HTTP header.

Declaration

public static string GetHttpHeader(this Message message, bool isRequest, string name)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request or response message to extract HTTP header from.
System.Boolean	isRequest	Flag indicating that provided message is the request message. If False then provided message is the response message.
System.String	name	Name of the HTTP header.

Returns

Type	Description
System.String	Value of the specified HTTP header or Null, if header is not found.

GetHttpHeaders(Message, Boolean)

Retrieves transport level HTTP headers from provided message.

Declaration

public static IDictionary<string, string> GetHttpHeaders(this Message message, bool isRequest)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Message containing the HTTP headers.
System.Boolean	isRequest	Flag indicating that provided message is the request message. If False then provided message is the response message.

Returns

Type	Description
System.Collections.Generic.IDictionary<System.String, System.String>	Name/value collection populated with HTTP headers.

GetHttpMethod(Message)

Returns the request HTTP method/action extracted from the provided request message.

Declaration

public static string GetHttpMethod(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request message to extract HTTP method from.

Returns

Type	Description
System.String	HTTP method/action contained in the provided message or Null, if provided message is not an HTTP request message.

GetHttpRequestMessageProperty(Message, Boolean)

Extracts System.ServiceModel.Channels.HttpRequestMessageProperty from provided request message.

Declaration

public static HttpRequestMessageProperty GetHttpRequestMessageProperty(this Message message, bool createIfNotFound)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Message where to look for the message property.
System.Boolean	createIfNotFound	Flag indicating that if property is not found, it has to be created and added to the message.

Returns

Type	Description
System.ServiceModel.Channels.HttpRequestMessageProperty	Message property extracted from the message.

GetHttpRequestMessageProperty(MessageProperties, Boolean)

Extracts System.ServiceModel.Channels.HttpRequestMessageProperty from provided request message properties.

Declaration

public static HttpRequestMessageProperty GetHttpRequestMessageProperty(this MessageProperties properties, bool createIfNotFound)

Parameters

Type	Name	Description
System.ServiceModel.Channels.MessageProperties	properties	Message properties collection where to look for the message property.
System.Boolean	createIfNotFound	Flag indicating that if property is not found, it has to be created and added to the message properties.

Returns

Type	Description
System.ServiceModel.Channels.HttpRequestMessageProperty	Message property extracted from the message properties collection.

GetHttpResponseMessageProperty(Message, Boolean)

Extracts System.ServiceModel.Channels.HttpResponseMessageProperty from provided response message.

Declaration

public static HttpResponseMessageProperty GetHttpResponseMessageProperty(this Message message, bool createIfNotFound)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Message where to look for the message property.
System.Boolean	createIfNotFound	Flag indicating that if property is not found, it has to be created and added to the message.

Returns

Type	Description
System.ServiceModel.Channels.HttpResponseMessageProperty	Message property extracted from the message.

GetHttpResponseMessageProperty(MessageProperties, Boolean, Boolean)

Extracts System.ServiceModel.Channels.HttpResponseMessageProperty from provided response message properties.

Declaration

public static HttpResponseMessageProperty GetHttpResponseMessageProperty(this MessageProperties properties, bool createIfNotFound, bool isFault = false)

Parameters

Type	Name	Description
System.ServiceModel.Channels.MessageProperties	properties	Message properties collection where to look for the message property.
System.Boolean	createIfNotFound	Flag indicating that if property is not found, it has to be created and added to the message properties.
System.Boolean	isFault	Flag indicating that properties belong to a fault message.

Returns

Type	Description
System.ServiceModel.Channels.HttpResponseMessageProperty	Message property extracted from the message properties collection.

GetHttpStatusCode(Message)

Returns the HTTP status code extracted from the provided response message.

Declaration

public static HttpStatusCode? GetHttpStatusCode(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Response message to extract HTTP status code from.

Returns

Type	Description
System.Nullable<System.Net.HttpStatusCode>	HTTP status code extracted from the provided response message or Null, if provided message is not an HTTP response message.

GetMessageContent(ref Message, Boolean, Boolean)

Extracts message content into a string taking care about empty messages, read messages, and binary encoded messages.

Declaration

public static string GetMessageContent(ref Message message, bool preserveMessage, bool returnBodyContent)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Message which content needs to be extracted.
System.Boolean	preserveMessage	Flag indicating that provided message must be preserved (returned with System.ServiceModel.Channels.MessageState.Created state) after reading.
System.Boolean	returnBodyContent	Flag indicating that message body content must be returned. If False then whole message including SOAP envelope is returned.

Returns

Type	Description
System.String	The message content.

GetRequestUri(Message)

Returns the request URI from the provided request message.

Declaration

public static Uri GetRequestUri(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request message to extract HTTP request URI from.

Returns

Type	Description
System.Uri	Request URI or message destination address.

IsEmptyMessage(Message)

Returns flag indicating whether the provided message's content is empty.

Declaration

public static bool IsEmptyMessage(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Message to be examined.

Returns

Type	Description
System.Boolean	True, if message content is empty. False, otherwise.

IsFaultOrHttpError(Message)

Returns flag indicating that message contains SOAP fault or its HTTP status code indicates a failure.

Declaration

public static bool IsFaultOrHttpError(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Response message to be inspected.

Returns

Type	Description
System.Boolean	True, if message contains SOAP fault or its HTTP status code indicates a failure. False, otherwise.

IsRawMessage(Message)

Returns flag indicating whether the provided message uses System.ServiceModel.Channels.WebContentFormat.Raw or Base64-encoded body format.

Declaration

public static bool IsRawMessage(this Message message)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Message to be examined.

Returns

Type	Description
System.Boolean	True, if message content is Base64-encoded. False, otherwise.

RemoveHttpHeader(Message, Boolean, String)

Removes the specified HTTP header from the provided message.

Declaration

public static void RemoveHttpHeader(this Message message, bool isRequest, string name)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request or response message to remove HTTP header from.
System.Boolean	isRequest	Flag indicating that provided message is the request message. If False then provided message is the response message.
System.String	name	Name of the HTTP header to be removed.

SetHttpHeader(Message, Boolean, String, String, ExistingValueAction)

Adds or replaces HTTP header with the specified name and value.

Declaration

public static void SetHttpHeader(this Message message, bool isRequest, string name, string value, ExistingValueAction action)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request or response message to add HTTP header to.
System.Boolean	isRequest	Flag indicating that provided message is the request message. If False then provided message is the response message.
System.String	name	Name of the HTTP header.
System.String	value	Value of the HTTP header.
ExistingValueAction	action	Action to be taken if the specified header already exists in the provided message.

SetHttpMethod(Message, String)

Sets or replaces HTTP method/action in the provided request message.

Declaration

public static void SetHttpMethod(this Message message, string method)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request message where HTTP method/action needs to be set.
System.String	method	HTTP method/action to be set.

SetHttpStatusCode(Message, HttpStatusCode, String)

Sets or replaces an HTTP status code in the provided response message.

Declaration

public static void SetHttpStatusCode(this Message message, HttpStatusCode code, string description)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Response message where HTTP status code needs to be set.
System.Net.HttpStatusCode	code	HTTP status code to be set.
System.String	description	HTTP status code description to be set.

SetMessageBodyContent(Message, String)

Creates a copy of the message with the specified message content.

Declaration

public static Message SetMessageBodyContent(Message originalMessage, string content)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	originalMessage	Original message to be copied.
System.String	content	Content to be used for the new message.

Returns

Type	Description
System.ServiceModel.Channels.Message	New message containing the original's message version and headers and provided content.

SetMessageBodyContent(Message, XmlReader)

Creates a copy of the message with the specified XML content.

Declaration

public static Message SetMessageBodyContent(Message originalMessage, XmlReader contentReader)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	originalMessage	Original message to be copied.
System.Xml.XmlReader	contentReader	XML reader to the content to be used for the new message.

Returns

Type	Description
System.ServiceModel.Channels.Message	New message containing the original's message version and headers and provided content.

SetRequestUri(Message, Uri)

Sets or replaces the request URI or destination address in the provided request message.

Declaration

public static void SetRequestUri(this Message message, Uri requestUri)

Parameters

Type	Name	Description
System.ServiceModel.Channels.Message	message	Request message where destination address needs to be set.
System.Uri	requestUri	Request URI or destination address to be set.