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
Ordering
  1. Alphabetic
  2. By Inheritance
Inherited
  1. Optional
  2. Serializable
  3. Iterable
  4. AnyRef
  5. Any
  1. Hide All
  2. Show All
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 toJava(): java.util.Optional[T]
  33. def toLeft[R](right: F0[R]): Either[T, R]
  34. def toList(): List[T]
    Annotations
    @SuppressWarnings()
  35. def toRight[L](left: F0[L]): Either[L, T]
  36. def toString(): String
    Definition Classes
    Optional → AnyRef → Any
    Annotations
    @Override()
  37. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  38. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  39. 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