org.scalatra.SessionSupport.scala Maven / Gradle / Ivy

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package org.scalatra

/**
 * This trait provides abstract session support for stateful applications.
 * The session may be clientside or serverside.
 */
trait SessionSupport {
  /**
   * The type of session supported by this handler.  Must be viewable as
   * a [[org.scalatra.Request]].
   */
  type SessionT <: Session

  /**
   * The current session.  Creates a session if none exists.
   */
  implicit def session: SessionT

  /**
   * The current session.  If none exists, None is returned.
   */
  def sessionOption: Option[SessionT]
}