Packages

final class Optional[T] extends Iterable[T] with Serializable

Value class representing an optional value.

This class is immutable and thus thread-safe.

Linear Supertypes
Serializable, Iterable[T], AnyRef, Any
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Inherited
  1. Optional
  2. Serializable
  3. Iterable
  4. AnyRef
  5. Any
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Visibility
  1. Public
  2. Protected

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 adapt(): Optional[_ <: AnyRef]
  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]) @native()
  7. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  8. def equals(obj: AnyRef): Boolean
    Definition Classes
    Optional → AnyRef → Any
    Annotations
    @Override()
  9. def filter(predicate: F1[T, Boolean]): Optional[T]
  10. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable])
  11. def flatMap[R](f: F1[_ >: T <: AnyRef, _ <: Optional[R]]): Optional[R]
    Annotations
    @SuppressWarnings()
  12. def forEach(arg0: Consumer[_ >: T <: AnyRef]): Unit
    Definition Classes
    Iterable
  13. def foreach(f: Procedure1[_ >: T <: AnyRef]): Unit
  14. def get(): T
  15. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  16. def getOrElse(t: T): T
  17. def getOrElseF(f: F0[T]): T
  18. def hashCode(): Int
    Definition Classes
    Optional → AnyRef → Any
    Annotations
    @Override()
  19. def isDefined(): Boolean
  20. def isEmpty(): Boolean
  21. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  22. def iterator(): Iterator[T]
    Definition Classes
    Optional → Iterable
  23. def map[R](f: F1[_ >: T <: AnyRef, _ <: R]): Optional[R]
    Annotations
    @SuppressWarnings()
  24. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  25. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  26. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  27. def orElse(t: Optional[T]): Optional[T]
  28. def orElseF(f: F0[Optional[T]]): Optional[T]
  29. def orNull(): T
  30. def spliterator(): Spliterator[T]
    Definition Classes
    Iterable
  31. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  32. def toLeft[R](right: F0[R]): Either[T, R]
  33. def toList(): List[T]
    Annotations
    @SuppressWarnings()
  34. def toRight[L](left: F0[L]): Either[L, T]
  35. def toString(): String
    Definition Classes
    Optional → AnyRef → Any
    Annotations
    @Override()
  36. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  37. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  38. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()

Inherited from Serializable

Inherited from Iterable[T]

Inherited from AnyRef

Inherited from Any

Ungrouped