play.api.data.validation

Constraint

Related Docs: object Constraint | package validation

case class Constraint[-T](name: Option[String], args: Seq[Any])(f: (T) ⇒ ValidationResult) extends Product with Serializable

A form constraint.

T

type of values handled by this constraint

name

the constraint name, to be displayed to final user

args

the message arguments, to format the constraint name

f

the validation function

Source
Validation.scala
Linear Supertypes
Serializable, Serializable, Product, Equals, AnyRef, Any
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Instance Constructors

  1. new Constraint(name: Option[String], args: Seq[Any])(f: (T) ⇒ ValidationResult)

    name

    the constraint name, to be displayed to final user

    args

    the message arguments, to format the constraint name

    f

    the validation function

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 apply(t: T): ValidationResult

    Run the constraint validation.

    Run the constraint validation.

    t

    the value to validate

    returns

    the validation result

  5. val args: Seq[Any]

    the message arguments, to format the constraint name

  6. final def asInstanceOf[T0]: T0

    Definition Classes
    Any

  7. def clone(): AnyRef

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  8. final def eq(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef

  9. def finalize(): Unit

    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

  10. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any

  11. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any

  12. val name: Option[String]

    the constraint name, to be displayed to final user

  13. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef

  14. final def notify(): Unit

    Definition Classes
    AnyRef

  15. final def notifyAll(): Unit

    Definition Classes
    AnyRef

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

    Definition Classes
    AnyRef

  17. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  18. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  19. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Serializable

Inherited from Serializable

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

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