providers Element for sessionState (ASP.NET Settings Schema)

Article
11/16/2012

Contains a collection of custom session-state store providers.

This element is new in the .NET Framework version 2.0.

configuration Element (General Settings Schema)
  system.web Element (ASP.NET Settings Schema)
    sessionState Element (ASP.NET Settings Schema)
      providers Element for sessionState (ASP.NET Settings Schema)

<providers>
   <add 
      
      
      
      
   />
   <remove />
   <clear/>
</providers>

Attributes and Elements

The following sections describe attributes, child elements, and parent elements.

Attributes

None.

Child Elements

Element	Description
Add	Optional element. Adds a provider to the collection of session-state store providers.
clear	Optional element. Removes all references to inherited session-state store providers, allowing only the session-state store providers that are added by the current add element.
Remove	Optional element. Removes a reference to an inherited session-state store provider from the collection.

Add

Optional element.

Adds a provider to the collection of session-state store providers.

clear

Optional element.

Removes all references to inherited session-state store providers, allowing only the session-state store providers that are added by the current add element.

Remove

Optional element.

Removes a reference to an inherited session-state store provider from the collection.

Parent Elements

Element	Description
configuration	Specifies the required root element in every configuration file that is used by the common language runtime and the .NET Framework applications.
system.web	Specifies the root element for the ASP.NET configuration settings in a configuration file and contains configuration elements that configure ASP.NET Web applications and control how the applications behave.
sessionState	Configures session-state settings for the current application.

Remarks

The providers element contains a collection of custom session-state store providers. The custom session-state store provider must inherit from the SessionStateStoreProviderBase class.

For information about accessing and modifying configuration values for the sessionState element in application code, see ProviderSettingsCollection and Providers.

Default Configuration

The following default providers element is not explicitly configured in the Machine.config file or in the root Web.config file. However, it is the default configuration that is returned by the application.

<sessionState
   <!-- Attribute settings. -->
>
   <providers>
      <clear />
   </providers>
</sessionState>

Example

The following code example shows how to configure the Web.config file for an ASP.NET application to use a custom session-state store provider. For information about implementing a session-state store provider, including a sample provider, see Implementing a Session-State Store Provider.

<configuration>
  <connectionStrings>
    <add name="OdbcSessionServices" connectionString="DSN=SessionState;" />
  </connectionStrings>

  <system.web>
    <sessionState 
      cookieless="true"
      regenerateExpiredSessionId="true" 
      mode="Custom"
      customProvider="OdbcSessionProvider">
      <providers>
        <add name="OdbcSessionProvider"
          type="Samples.AspNet.Session.OdbcSessionStateStore"
          connectionStringName="OdbcSessionServices" 
          writeExceptionsToEventLog="false" />
      </providers>
    </sessionState>
  </system.web>
</configuration>

Element Information

Configuration section handler	SessionStateSection
Configuration member	ProviderSettingsCollection Providers
Configurable locations	Machine.config Root-level Web.config Application-level Web.config
Requirements	Microsoft Internet Information Services (IIS) version 5.0, 5.1, or 6.0 The .NET Framework version 2.0 Microsoft Visual Studio 2003 or Visual Studio 2005

providers Element for sessionState (ASP.NET Settings Schema)

Attributes and Elements

Attributes

Child Elements

Parent Elements

Remarks

Default Configuration

Example

Element Information

See Also

Tasks

Concepts

Reference

Other Resources

Additional resources