What is session in WebService?
Session stores data for each web user. The data about a user is also stored server side, but it can only be retrieved with a user GUID, which is stored client side using a cookie or modified URL.
How does Asmx web service work?
ASMX file is used to add Web Services logic to the methods visible by the client application and it acts as the base URL for clients calling the XML web service. This file is generated when we add a Web Service application to a client application. This file describes the Web Services interface available to the client.
How do I run an Asmx service?
Write an . asmx web service
- Open Visual Studio .
- On the File menu, select New and select Project.
- Change the name of the default Web service that is created from Service1.
- Select Click to switch to code view in the designer environment.
- Define methods that encapsulate the functionality of your service.
What is Webmethod EnableSession true?
EnableSession: It is used to enable session state for web method by simply set this property to true. We can enable session state for every individual method.
Can we maintain user session in web services?
By default, web service does not support session state. For achieving high scalability, web service is designed stateless. Suppose the requirement is to use session management in a web service to retain user specific information, you need to use the session in your web service.
Does Asmx use soap?
ASMX provides the ability to build web services that send messages using the Simple Object Access Protocol (SOAP). A SOAP message is an XML document containing the following elements: A root element named Envelope that identifies the XML document as a SOAP message.
How do I open Asmx file in browser?
How to Open an ASMX File. ASMX files are files used with ASP.NET programming and can be opened with any program that codes in ASP.NET, like Microsoft’s Visual Studio. You might also be able to use Windows Notepad or another free text editor to open the ASMX file for editing as a text file.
How do I add a service reference on Asmx?
Adding A Reference
- Select the “References” folder, right click with your mouse button and choose “Add Service Reference…”
- A popup window appears, hit the Discover button to find the web service or enter the service location. Press ‘OK’ to add it.
How do I enable a WebMethod session?
To enable the session in a web service it must use the EnableSession Property of the WebMethod attribute. It must set EnableSession to true as shown in the preceding example. Without setting the EnableSession property to true, the session will not work otherwise the unhandled exception occurs.
What is ASMX in ASP NET NET?
Consume an ASP.NET Web Service (ASMX) ASMX provides the ability to build web services that send messages using the Simple Object Access Protocol (SOAP). SOAP is a platform-independent and language-independent protocol for building and accessing web services.
What do consumers of ASMX services need to know?
Consumers of an ASMX service do not need to know anything about the platform, object model, or programming language used to implement the service. They only need to understand how to send and receive SOAP messages.
What is soap in ASMX?
SOAP is a platform-independent and language-independent protocol for building and accessing web services. Consumers of an ASMX service do not need to know anything about the platform, object model, or programming language used to implement the service. They only need to understand how to send and receive SOAP messages.
What is the default session state for a web service?
By default web services are and should be stateless. However if you must use session information be sure to use the marker interfaces IReadOnlySessionState and IRequiresSessionState in order to access, use, or modify session state information in the webservice. Web service by default wont support Session.