In this WCF tutorial, we will see the new and important features introduced in different versions of Windows Communication Foundation starting fromWCF 3.5, 4.0 toWCF 4.5. What’s New in WCF v3.5 WCF support for REST Style Services by introducing Web programming model using rich features of HTTP instead of just a transport. In order to… Read More »
While reading WCF technical forums, I have come across the followingquestionsanumber of times. How to download a large file from a WCF Service? I am getting error while transferring a large file from WCF service to client? How to send large messages or data from WCF Service to a client? So, I decided to write… Read More »
Data Contract describes the type of data that will be sent or received between a service and a client. But in certain scenarios, sent or received data is not known between the the communicating parties. For example, a service sending data back to client is not the actual data contract but a derived type of… Read More »
Data Contract in WCF is an agreement between parties (i.e. a service and a client) that describes what type of data will be exchanged between them? On the other hand, Message Contract describes the structure of SOAP messagethatis passed between parties (i.e. a service and a client). Using Data Contract, we actually control the contents… Read More »
In .NET framework 4.0, Automatic Format Selection feature is introduced by AutomaticFormatSelectionEnabled property of WebHttpBehavior class. The purpose is to dynamically find out and return the response in appropriate format for a service operation. If the value of this property is set to “true” means using Automatic Format Selection, the response format of the operation… Read More »
REST (Representational State Transfer) is an architectural style that dictates to think in terms of resources and their representation instead of just thinking about methods within a system. REST architecture focuses almost on the same set of constraints like Uniform interface, separation of concerns, caching, statelessness etc. as other distributed architecture follow. Using REST, we get… Read More »
The POST request method is basically designed to post data to a web server for storage. That’s why its normally used when submitting a complete form. In this WCF RESTful service tutorial, I’ll try to explain how we can post JSON data to a WCF RESTful service using jQuery Ajax call with POST type. We… Read More »
WCF possesses the capability to handle errors for RESTful services and return appropriate HTTP status code as well as error details using standard formats like JSON or XML. So, WebFaultException is the class used to return: HTTP status code only, or HTTP status code and user-defined type. We can define a custom type for error… Read More »
In previous part of this WCF Tutorial, we created a WCF RESTful service step by step and make it available to be consumed by a client. Here in this part, we will write and understand code to consume the RESTful web service using jQuery. Same like previous part, I will write complete jQuery code for… Read More »
REST (Representational State Transfer) is basically an architectural style that is based on the same principles as that of “Web”. In this WCF Service tutorial we are going to see these web principles in action. We will be using standard HTTP verbs for CRUD (Create, Retrieve, Update, Delete) operations, HTTP Content-Types etc.In one of my… Read More »