Packages

t

play.api.mvc

ActionFilter

trait ActionFilter[R[_]] extends ActionRefiner[R, R]

A simple kind of ActionRefiner which, given a request (of type R), may either immediately produce a Result (for example, an error), or continue its Action block with the same request. The critical (abstract) function is filter.

Source
Action.scala
Linear Supertypes
ActionRefiner[R, R], ActionFunction[R, R], AnyRef, Any
Ordering
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Inherited
  1. ActionFilter
  2. ActionRefiner
  3. ActionFunction
  4. AnyRef
  5. Any
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Visibility
  1. Public
  2. Protected

Abstract Value Members

  1. abstract def executionContext: ExecutionContext

    returns

    The execution context to run the request in.

    Attributes
    protected
    Definition Classes
    ActionFunction
  2. abstract def filter[A](request: R[A]): Future[Option[Result]]

    Determine whether to process a request.

    Determine whether to process a request. This is the main method that an ActionFilter has to implement. It can decide to immediately intercept the request and return a Result (Some), or continue processing (None).

    request

    the input request

    returns

    An optional Result with which to abort the request

    Attributes
    protected

Concrete Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def andThen[Q[_]](other: ActionFunction[R, Q]): ActionFunction[R, Q]

    Compose this ActionFunction with another, with this one applied first.

    Compose this ActionFunction with another, with this one applied first.

    other

    ActionFunction with which to compose

    returns

    The new ActionFunction

    Definition Classes
    ActionFunction
  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @HotSpotIntrinsicCandidate() @native()
  7. def compose[B](other: ActionBuilder[R, B]): ActionBuilder[R, B]
    Definition Classes
    ActionFunction
  8. def compose[Q[_]](other: ActionFunction[Q, R]): ActionFunction[Q, R]

    Compose another ActionFunction with this one, with this one applied last.

    Compose another ActionFunction with this one, with this one applied last.

    other

    ActionFunction with which to compose

    returns

    The new ActionFunction

    Definition Classes
    ActionFunction
  9. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  10. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  11. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  12. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  13. final def invokeBlock[A](request: R[A], block: (R[A]) => Future[Result]): Future[Result]

    Invoke the block.

    Invoke the block. This is the main method that an ActionBuilder has to implement, at this stage it can wrap it in any other actions, modify the request object or potentially use a different class to represent the request.

    request

    The request

    block

    The block of code to invoke

    returns

    A future of the result

    Definition Classes
    ActionRefinerActionFunction
  14. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  15. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  16. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  17. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @HotSpotIntrinsicCandidate() @native()
  18. final def refine[A](request: R[A]): Future[Either[Result, R[A]]]

    Determine how to process a request.

    Determine how to process a request. This is the main method than an ActionRefiner has to implement. It can decide to immediately intercept the request and return a Result (Left), or continue processing with a new parameter of type P (Right).

    request

    the input request

    returns

    Either a result or a new parameter to pass to the Action block

    Attributes
    protected
    Definition Classes
    ActionFilterActionRefiner
  19. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  20. def toString(): String
    Definition Classes
    AnyRef → Any
  21. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  22. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  23. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

Inherited from ActionRefiner[R, R]

Inherited from ActionFunction[R, R]

Inherited from AnyRef

Inherited from Any

Ungrouped