Packages

sealed abstract class Option[A] extends Iterable[A]

This class represents optional values. Instances of Option are either instances of case class Some or it is case object None.

Source
JavaAPI.scala
Linear Supertypes
Iterable[A], AnyRef, Any
Known Subclasses
Some
Type Hierarchy
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. Option
  2. Iterable
  3. AnyRef
  4. Any
Implicitly
  1. by java2ScalaOption
  2. by any2stringadd
  3. by StringFormat
  4. by Ensuring
  5. by ArrowAssoc
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Visibility
  1. Public
  2. All

Abstract Value Members

  1. abstract def asScala: scala.Option[A]
  2. abstract def get: A
  3. abstract def getOrElse[B >: A](defaultValue: B): B

    Returns a if this is some(a) or defaultValue if this is none.

  4. abstract def isEmpty: Boolean

Concrete Value Members

  1. def canEqual(that: Any): Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Equals
  2. final def collect[B](pf: PartialFunction[A, B]): scala.Option[B]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  3. final def contains[A1 >: A](elem: A1): Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
  4. final def exists(p: (A) ⇒ Boolean): Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  5. final def filter(p: (A) ⇒ Boolean): scala.Option[A]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  6. final def filterNot(p: (A) ⇒ Boolean): scala.Option[A]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  7. final def flatMap[B](f: (A) ⇒ scala.Option[B]): scala.Option[B]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  8. def flatten[B](implicit ev: <:<[A, scala.Option[B]]): scala.Option[B]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
  9. final def fold[B](ifEmpty: ⇒ B)(f: (A) ⇒ B): B
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  10. def forEach(arg0: Consumer[_ >: A]): Unit
    Definition Classes
    Iterable
  11. final def forall(p: (A) ⇒ Boolean): Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  12. final def foreach[U](f: (A) ⇒ U): Unit
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  13. def isDefined: Boolean
  14. def iterator(): Iterator[A]
    Definition Classes
    Option → Iterable
  15. final def map[B](f: (A) ⇒ B): scala.Option[B]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  16. final def nonEmpty: Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
  17. final def orElse[B >: A](alternative: ⇒ scala.Option[B]): scala.Option[B]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  18. final def orNull[A1 >: A](implicit ev: <:<[Null, A1]): A1
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  19. def productArity: Int
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Product
  20. def productElement(n: Int): Any
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Product
  21. def productIterator: Iterator[Any]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Product
  22. def productPrefix: String
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Product
  23. def spliterator(): Spliterator[A]
    Definition Classes
    Iterable
  24. final def toLeft[X](right: ⇒ X): Either[A, X]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  25. def toList: List[A]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
  26. final def toRight[X](left: ⇒ X): Either[X, A]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()
  27. final def withFilter(p: (A) ⇒ Boolean): WithFilter
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Definition Classes
    Option
    Annotations
    @inline()

Shadowed Implicit Value Members

  1. def get: A
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (option: scala.Option[A]).get
    Definition Classes
    Option
  2. final def getOrElse[B >: A](default: ⇒ B): B
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (option: scala.Option[A]).getOrElse(default)
    Definition Classes
    Option
    Annotations
    @inline()
  3. def isDefined: Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (option: scala.Option[A]).isDefined
    Definition Classes
    Option
  4. def isEmpty: Boolean
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (option: scala.Option[A]).isEmpty
    Definition Classes
    Option
  5. def iterator: Iterator[A]
    Implicit
    This member is added by an implicit conversion from Option[A] to scala.Option[A] performed by method java2ScalaOption in akka.japi.Option.
    Shadowing
    This implicitly inherited member is shadowed by one or more members in this class.
    To access this member you can use a type ascription:
    (option: scala.Option[A]).iterator
    Definition Classes
    Option