Trait

play.api.mvc

ActionFilter

Related Doc: package mvc

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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
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Inherited
  1. ActionFilter
  2. ActionRefiner
  3. ActionFunction
  4. AnyRef
  5. Any
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Visibility
  1. Public
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Abstract Value Members

  1. abstract def filter[A](request: R[A]): Future[Option[Result]]

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    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

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    Definition Classes
    AnyRef → Any
  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  4. def andThen[Q[_]](other: ActionFunction[R, Q]): ActionFunction[R, Q]

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    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

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    Definition Classes
    Any
  6. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  7. def compose(other: ActionBuilder[R]): ActionBuilder[R]

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    Definition Classes
    ActionFunction
  8. def compose[Q[_]](other: ActionFunction[Q, R]): ActionFunction[Q, R]

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    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

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    Definition Classes
    AnyRef
  10. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any
  11. def executionContext: ExecutionContext

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    Get the execution context to run the request in.

    Get the execution context to run the request in. Override this if you want a custom execution context

    returns

    The execution context

    Attributes
    protected
    Definition Classes
    ActionFunction
  12. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )
  13. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any
  14. def hashCode(): Int

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    Definition Classes
    AnyRef → Any
  15. final def invokeBlock[A](request: R[A], block: (R[A]) ⇒ Future[Result]): Future[Result]

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    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
  16. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any
  17. final def ne(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef
  18. final def notify(): Unit

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    Definition Classes
    AnyRef
  19. final def notifyAll(): Unit

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    Definition Classes
    AnyRef
  20. final def refine[A](request: R[A]): Future[Product with Serializable with Either[Result, R[A]]]

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    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
  21. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef
  22. def toString(): String

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    Definition Classes
    AnyRef → Any
  23. final def wait(): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  24. final def wait(arg0: Long, arg1: Int): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  25. final def wait(arg0: Long): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from ActionRefiner[R, R]

Inherited from ActionFunction[R, R]

Inherited from AnyRef

Inherited from Any

Ungrouped