The Web of Services
should work the way
the Web of Pages
works

RESTfullness
HI-REST LO-REST
URI
HTTP verbs
Semantics
Formats

SOAP/WS-*
Industrial Strength
Complex
Powerful
Difficult
Specifications

REST
Simple
Light Weight
Good Enough
Less Functional
Freedom

Resources

public class SessionData
{
public string ID { get; set; }
public string Title { get; set; }
public string Speaker { get; set; }
}

URI
Resources

URI Template HTTP Operation
Method
Session.svc/ GET Get all sessions
Session.svc/{id} GET Get one session
Session.svc/ POST Add a new session
Session.svc/{id} PUT Update a session
Session.svc/{id} DELETE Delete

Service
URI
Resources

public class Session
{
SessionData GetSession(string id)
{
return _sessions[id];
}
}

[ServiceContract]
public class Session
{
[OperationContract]
SessionData GetSession(string id)
{
return _sessions[id];
}
}
Note: This is a SOAP Service

[ServiceContract]
public class Session
{
[OperationContract]
[WebGet]
SessionData GetSession(string id)
{
return _sessions[id];
}
Address
}
http://localhost/Session.svc/GetSession?id=123

[ServiceContract]
public class Session
{
[OperationContract]
[WebGet(UriTemplate=\"session/{id}\"]
SessionData GetSession(string id)
{
return _sessions[id];
}
}
Address
http://localhost/Session.svc/session/123

<%@ ServiceHost
Language=\"C#\"
Debug=\"true\"
Service=\"Conference.Session\"
CodeBehind=\"Session.svc.cs\"
Factory=\"System.ServiceModel.Activation.
WebServiceHostFactory\"
%>
No <System.ServiceModel>
in web.config!

<configuration>
<system.serviceModel>
<serviceHostingEnvironment>
<serviceActivations>
<add virtualPath=\"~/wines”
factory=
\"System.ServiceModel.Activation.
WebServiceHostFactory”
service=“CohoWinery.Wines\"/>
Microsoft Confidential

http://msdn.microsoft.com/wcf/rest
http://code.msdn.microsoft.com/wcfrestlabs

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conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information provided after the date of this presentation.
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