trait Either[L, R] extends Serializable
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- Either.java
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Abstract Value Members
- abstract def get(): R
Gets the right value if this is a
Rightor throws if this is aLeft.Gets the right value if this is a
Rightor throws if this is aLeft.Throws NoSuchElementException if this is a
Left.- returns
the right value
- abstract def getLeft(): L
Returns the left value.
Returns the left value.
Throws NoSuchElementException if this is a
Right.- returns
The left value.
- abstract def isLeft(): Boolean
Returns whether this Either is a Left.
Returns whether this Either is a Left.
- returns
true, if this is a Left, false otherwise
- abstract def isRight(): Boolean
Returns whether this Either is a Right.
Returns whether this Either is a Right.
- returns
true, if this is a Right, false otherwise
- abstract def stringPrefix(): String
Concrete Value Members
- final def !=(arg0: Any): Boolean
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- final def ##: Int
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- final def ==(arg0: Any): Boolean
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- final def asInstanceOf[T0]: T0
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- def clone(): AnyRef
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- protected[lang]
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- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- final def eq(arg0: AnyRef): Boolean
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- def equals(arg0: AnyRef): Boolean
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- def finalize(): Unit
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- @throws(classOf[java.lang.Throwable])
- final def getClass(): Class[_ <: AnyRef]
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- @native()
- def hashCode(): Int
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- @native()
- final def isInstanceOf[T0]: Boolean
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- def map[U](mapper: Function[_ >: R <: AnyRef, _ <: U]): Either[L, U]
Maps the value of this Either if it is a Right, performs no operation if this is a Left.
Maps the value of this Either if it is a Right, performs no operation if this is a Left.
import static io.vavr.API.*; // = Right("A") Right("a").map(String::toUpperCase); // = Left(1) Left(1).map(String::toUpperCase);Throws NullPointerException if
mapperis null.- mapper
A mapper
- returns
a mapped
Monad
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- @SuppressWarnings()
- final def ne(arg0: AnyRef): Boolean
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- final def notify(): Unit
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- final def notifyAll(): Unit
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- final def synchronized[T0](arg0: => T0): T0
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- def toString(): String
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- final def wait(): Unit
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- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long, arg1: Int): Unit
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- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
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- @throws(classOf[java.lang.InterruptedException]) @native()