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Questions tagged [operationcontract]

70 questions
20
votes
2 answers

WCF OperationContract

What is a WCF OperationContract? I dont really understand what it does
Obsivus
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14
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4 answers

WCF service method unavailable in WCF Test Client because it uses type

I am trying to use the WCF Test Client to test a WCF service I have built. The service has one method "SubmitRequest". [OperationContract] Response SubmitRequest(Request request); When I load up the WCF Test Client, the method is grayed out with…
thiag0
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3 answers

WCF: Same Faultcontract on many methods

Take for example a project with 10 services and 20 methods on each service. All services inherit from a base services which has a security check. The first thing each method does is to make a call to the security check. This throws a security…
Shiraz Bhaiji
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2 answers

WCF OperationContract - What's the point of Action and ReplyAction?

[ServiceContract(Namespace = "http://schemas.mycompany.com/", Name = "MyService")] public interface IMyService { [OperationContract(Name = "MyOperation") OperationResponse MyOperation(OperationRequest request); } In this scenario, what is…
michael
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2 answers

WCF OperationContract - which generic collection type should I expose?

I have a WCF web service that has a method that returns a generic collection. Now, my question is: Should I expose it as ICollection, List, IList, IEnumerable or something else? I suppose that List is out of the question since I…
Klaus Byskov Pedersen
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5 answers

WCF contract changes that affect clients

I was curious if someone could outline which types of WCF contract (interface) changes on the server side would break a client trying to send in a message, and why. I believe WCF can handle certain discrepancies, but I'm not sure exactly what you…
Andy White
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2 answers

WCF: is there an attribute to make parameters in the OperationContract required?

I use [DataMember(IsRequired=true)] to make the DataContract properties required. There doesn't seem to be some IsRequired for the OperationContract parameters. How do I make them required and not allow null? The parameter in of OperationContract…
Dieko
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2 answers

WCF class implementing two operation contracts in different service contracts with same name

I have declared two service contracts as follows: [ServiceContract] public interface IContract1 { [OperationContract] double Add(int ip); } [ServiceContract] public interface IContract2 { [OperationContract] double Add(double…
Archie
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2 answers

How to specify a parameter of an OperationContract as required

I wonder how I can specify a parameter of an OperationContract method in WCF as required so that the generated xsd contains minOccurs="1" instead of minOccurs="0". Example: [ServiceContract(Namespace = "http://myUrl.com")] public interface…
Jan-Patrick Ahnen
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WCF Rest .svc throws error when viewing directly, but works otherwise

I have a WCF rest service with two OperationContracts as follows: [OperationContract] [WebGet(UriTemplate = "ping/")] Message PingServer(); [OperationContract] [WebGet(UriTemplate = "files/")] Message AddFile(string…
Jeffrey Kevin Pry
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WCF - Customized WDSL generation

I spent hours trying to do some customizations in the wsdl generation, without results. I got stuck mainly because I could not find a clear sample for what I want to do (I may have missed something). Let's got to the point : I want to customize the…
Mose
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2 answers

WCF OperationContract with loosely typed parameter

I want a loosely typed parameter in my web method. I have a scenario where the client can send any of 25 DataContract objects into the WCF operation e.g. proxy1.myFunction(PersonObject) proxy1.myFunction(ComputerObject) My restriction is there…
user1312242
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How to rename xml root in WCF response?

Possible Duplicate: WCF REST: remove prefix “ArrayOf” for wcf method response I have defined a simple WCF service in c# like this: [ServiceContract] public interface IAugeService { [OperationContract] [WebGet] List…
sne11ius
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How is the OperationContractAttribute.Action value is set?

I'm using the "Add Service Reference" option in Visual Studio in order to create a proxy class using a WSDL file given to me by a third party. I got 2 versions of the WSDL - we'll call them "OLD" and "NEW". Even though the WSDL files suppose to be…
Dardar
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In WCF, is it better to have multiple operation contracts or to have only one operation with polymorphic data contract?

I was wondering if it was better in WCF to use multiple operation contracts or to have only one operation contract with a polymorphic data contract. Let me give you a small example : [OperationContract] action1Answer action1(action1data…
Gab Royer
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