com.m3.scalaflavor4j

Class Some<T>

java.lang.Object

com.m3.scalaflavor4j.Option<T>

com.m3.scalaflavor4j.Some<T>

All Implemented Interfaces:

CollectionLike<T>, Serializable

public class Some<T>
extends Option<T>

scala.Some Class Some[A] represents existing values of type A.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Some(T value)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Option<T>	filter(Function1<T,Boolean> f) Selects all elements of this sequence which satisfy a predicate.
<U> Option<U>	flatMap(Function1<T,Option<U>> f) Returns the result of applying f to this Option's value if this Option is nonempty.
<U> Function1<Function1<T,U>,U>	fold(U ifEmpty)
<U> U	fold(U ifEmpty, Function1<T,U> f) Returns the result of applying $f to this $option's value if the $option is nonempty.
void	foreach(VoidFunction1<T> f) Applies a function f to all elements of this sequence.
T	getOrElse(T defaultValue) Returns the option's value if the option is nonempty, otherwise return the result of evaluating default.
T	getOrNull() scala.Option#orNull() Returns the option's value if it is nonempty, or null if it is empty.
int	hashCode()
boolean	isDefined() Returns true if the option is an instance of Some, false otherwise.
boolean	isEmpty() Tests whether the sequence is empty.
<U> Option<U>	map(Function1<T,U> f) Builds a new collection by applying a function to all elements of this sequence.
List<T>	toList() [Original] Produces as java.util.List object
String	toString()

Methods inherited from class com.m3.scalaflavor4j.Option

apply, empty, getOrElse, none

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Some

public Some(T value)

Method Detail

toList

public List<T> toList()

Description copied from interface: CollectionLike

[Original] Produces as java.util.List object

getOrNull

public T getOrNull()

Description copied from class: Option

scala.Option#orNull() Returns the option's value if it is nonempty, or null if it is empty.

Specified by:

getOrNull in class Option<T>

getOrElse

public T getOrElse(T defaultValue)

Description copied from class: Option

Returns the option's value if the option is nonempty, otherwise return the result of evaluating default.

Specified by:

getOrElse in class Option<T>

isDefined

public boolean isDefined()

Description copied from class: Option

Returns true if the option is an instance of Some, false otherwise.

Specified by:

isDefined in class Option<T>

isEmpty

public boolean isEmpty()

Description copied from interface: CollectionLike

Tests whether the sequence is empty.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

map

public <U> Option<U> map(Function1<T,U> f)

Description copied from class: Option

Builds a new collection by applying a function to all elements of this sequence.

Specified by:

map in class Option<T>

foreach

public void foreach(VoidFunction1<T> f)

Description copied from interface: CollectionLike

Applies a function f to all elements of this sequence.

filter

public Option<T> filter(Function1<T,Boolean> f)

Description copied from class: Option

Selects all elements of this sequence which satisfy a predicate.

Specified by:

filter in class Option<T>

flatMap

public <U> Option<U> flatMap(Function1<T,Option<U>> f)

Description copied from class: Option

Returns the result of applying f to this Option's value if this Option is nonempty.

Specified by:

flatMap in class Option<T>

fold

public <U> U fold(U ifEmpty,
         Function1<T,U> f)

Description copied from class: Option

Returns the result of applying $f to this $option's value if the $option is nonempty. Otherwise, evaluates expression $ifEmpty.

Specified by:

fold in class Option<T>

fold

public <U> Function1<Function1<T,U>,U> fold(U ifEmpty)

Specified by:

fold in class Option<T>