Invalidating cookies

Calling the method with no arguments creates a session if one does not exist that is associated with the request.

Additionally, calling the method with a Boolean argument creates a session only if the argument is Returns a Boolean value indicating if the session is new.

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This provides the benefit of preventing an entire class of attacks.

Once the session is established, examine and set its properties using the provided methods.

If desired, set the session to time out after being inactive for a defined time period, or invalidate it manually.

interface, that it is being bound into or unbound from the session.

Direct the session to invalidate itself automatically after being inactive for a defined time period.

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