Why proxy class in web services

The value in the UI can be retrieved from the web. The code with the change is included in the example code folder. Easily configurable Service Url with Proxy.

The Url is added as a appSetting parameter in the web. The calling page Default. Notice that with the proxy, there is no need to have the Web Service reference in Business Layer and its present just for showing both the approaches in Default.

To use the code, try both the code blocks in the page Default. Config file. When the code is moved between different environments or the web service Url is changed in anyone environment, the change is easily accommodated by updating the Url key in the web. This makes the site more manageable without coupling. View All. Use of Proxy when using WebSerices. Deepak Raghavan Updated date Aug 23, Introduction: Web services are commonly used in applications varying from small scale to large scale applications.

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Follow Following. The proxy has the ability to introduce new behaviors within the request sequence. A Web Service proxy can then:. A service proxy works by acting as an intermediary between the client and the server. In a service proxy configuration, there is no direct communication between the client and the server. Service proxies are typically centrally managed and orchestrated. They do The client is connected to the proxy and sends requests for resources document, web page, a file located on a remote service.

The proxy deals with this request by fetching the required assets from a remote service and forwarding it to the client. After you add the Web reference, use the following syntax to create an instance of the proxy class:. If you use this directive, you do not need to fully qualify the types in the namespace.

To do this, add the following code to your file:. Feedback will be sent to Microsoft: By pressing the submit button, your feedback will be used to improve Microsoft products and services. Privacy policy.

Skip to main content. This browser is no longer supported. Download Microsoft Edge More info. Contents Exit focus mode. Note When you add a proxy class to your project manually, you need to add a reference to System.