object FunctionWrappers
- Source
- FunctionWrappers.scala
Linear Supertypes
Ordering
- Alphabetic
- By Inheritance
Inherited
- FunctionWrappers
- AnyRef
- Any
- Hide All
- Show All
Visibility
- Public
- All
Type Members
- case class AsJavaBiConsumer[T, U](sf: (T, U) => Unit) extends BiConsumer[T, U] with Product with Serializable
- case class AsJavaBiFunction[T, U, R](sf: (T, U) => R) extends BiFunction[T, U, R] with Product with Serializable
- case class AsJavaBiPredicate[T, U](sf: (T, U) => Boolean) extends BiPredicate[T, U] with Product with Serializable
- case class AsJavaBinaryOperator[T](sf: (T, T) => T) extends BinaryOperator[T] with Product with Serializable
- case class AsJavaBooleanSupplier(sf: () => Boolean) extends BooleanSupplier with Product with Serializable
- case class AsJavaConsumer[T](sf: (T) => Unit) extends Consumer[T] with Product with Serializable
- case class AsJavaDoubleBinaryOperator(sf: (Double, Double) => Double) extends DoubleBinaryOperator with Product with Serializable
- case class AsJavaDoubleConsumer(sf: (Double) => Unit) extends DoubleConsumer with Product with Serializable
- case class AsJavaDoubleFunction[R](sf: (Double) => R) extends DoubleFunction[R] with Product with Serializable
- case class AsJavaDoublePredicate(sf: (Double) => Boolean) extends DoublePredicate with Product with Serializable
- case class AsJavaDoubleSupplier(sf: () => Double) extends DoubleSupplier with Product with Serializable
- case class AsJavaDoubleToIntFunction(sf: (Double) => Int) extends DoubleToIntFunction with Product with Serializable
- case class AsJavaDoubleToLongFunction(sf: (Double) => Long) extends DoubleToLongFunction with Product with Serializable
- case class AsJavaDoubleUnaryOperator(sf: (Double) => Double) extends DoubleUnaryOperator with Product with Serializable
- case class AsJavaFunction[T, R](sf: (T) => R) extends java.util.function.Function[T, R] with Product with Serializable
- case class AsJavaIntBinaryOperator(sf: (Int, Int) => Int) extends IntBinaryOperator with Product with Serializable
- case class AsJavaIntConsumer(sf: (Int) => Unit) extends IntConsumer with Product with Serializable
- case class AsJavaIntFunction[R](sf: (Int) => R) extends IntFunction[R] with Product with Serializable
- case class AsJavaIntPredicate(sf: (Int) => Boolean) extends IntPredicate with Product with Serializable
- case class AsJavaIntSupplier(sf: () => Int) extends IntSupplier with Product with Serializable
- case class AsJavaIntToDoubleFunction(sf: (Int) => Double) extends IntToDoubleFunction with Product with Serializable
- case class AsJavaIntToLongFunction(sf: (Int) => Long) extends IntToLongFunction with Product with Serializable
- case class AsJavaIntUnaryOperator(sf: (Int) => Int) extends IntUnaryOperator with Product with Serializable
- case class AsJavaLongBinaryOperator(sf: (Long, Long) => Long) extends LongBinaryOperator with Product with Serializable
- case class AsJavaLongConsumer(sf: (Long) => Unit) extends LongConsumer with Product with Serializable
- case class AsJavaLongFunction[R](sf: (Long) => R) extends LongFunction[R] with Product with Serializable
- case class AsJavaLongPredicate(sf: (Long) => Boolean) extends LongPredicate with Product with Serializable
- case class AsJavaLongSupplier(sf: () => Long) extends LongSupplier with Product with Serializable
- case class AsJavaLongToDoubleFunction(sf: (Long) => Double) extends LongToDoubleFunction with Product with Serializable
- case class AsJavaLongToIntFunction(sf: (Long) => Int) extends LongToIntFunction with Product with Serializable
- case class AsJavaLongUnaryOperator(sf: (Long) => Long) extends LongUnaryOperator with Product with Serializable
- case class AsJavaObjDoubleConsumer[T](sf: (T, Double) => Unit) extends ObjDoubleConsumer[T] with Product with Serializable
- case class AsJavaObjIntConsumer[T](sf: (T, Int) => Unit) extends ObjIntConsumer[T] with Product with Serializable
- case class AsJavaObjLongConsumer[T](sf: (T, Long) => Unit) extends ObjLongConsumer[T] with Product with Serializable
- case class AsJavaPredicate[T](sf: (T) => Boolean) extends Predicate[T] with Product with Serializable
- case class AsJavaSupplier[T](sf: () => T) extends Supplier[T] with Product with Serializable
- case class AsJavaToDoubleBiFunction[T, U](sf: (T, U) => Double) extends ToDoubleBiFunction[T, U] with Product with Serializable
- case class AsJavaToDoubleFunction[T](sf: (T) => Double) extends ToDoubleFunction[T] with Product with Serializable
- case class AsJavaToIntBiFunction[T, U](sf: (T, U) => Int) extends ToIntBiFunction[T, U] with Product with Serializable
- case class AsJavaToIntFunction[T](sf: (T) => Int) extends ToIntFunction[T] with Product with Serializable
- case class AsJavaToLongBiFunction[T, U](sf: (T, U) => Long) extends ToLongBiFunction[T, U] with Product with Serializable
- case class AsJavaToLongFunction[T](sf: (T) => Long) extends ToLongFunction[T] with Product with Serializable
- case class AsJavaUnaryOperator[T](sf: (T) => T) extends UnaryOperator[T] with Product with Serializable
- case class FromJavaBiConsumer[T, U](jf: BiConsumer[T, U]) extends (T, U) => Unit with Product with Serializable
- case class FromJavaBiFunction[T, U, R](jf: BiFunction[T, U, R]) extends (T, U) => R with Product with Serializable
- case class FromJavaBiPredicate[T, U](jf: BiPredicate[T, U]) extends (T, U) => Boolean with Product with Serializable
- case class FromJavaBinaryOperator[T](jf: BinaryOperator[T]) extends (T, T) => T with Product with Serializable
- case class FromJavaBooleanSupplier(jf: BooleanSupplier) extends () => Boolean with Product with Serializable
- case class FromJavaConsumer[T](jf: Consumer[T]) extends (T) => Unit with Product with Serializable
- case class FromJavaDoubleBinaryOperator(jf: DoubleBinaryOperator) extends (Double, Double) => Double with Product with Serializable
- case class FromJavaDoubleConsumer(jf: DoubleConsumer) extends (Double) => Unit with Product with Serializable
- case class FromJavaDoubleFunction[R](jf: DoubleFunction[R]) extends (Double) => R with Product with Serializable
- case class FromJavaDoublePredicate(jf: DoublePredicate) extends (Double) => Boolean with Product with Serializable
- case class FromJavaDoubleSupplier(jf: DoubleSupplier) extends () => Double with Product with Serializable
- case class FromJavaDoubleToIntFunction(jf: DoubleToIntFunction) extends (Double) => Int with Product with Serializable
- case class FromJavaDoubleToLongFunction(jf: DoubleToLongFunction) extends (Double) => Long with Product with Serializable
- case class FromJavaDoubleUnaryOperator(jf: DoubleUnaryOperator) extends (Double) => Double with Product with Serializable
- case class FromJavaFunction[T, R](jf: java.util.function.Function[T, R]) extends (T) => R with Product with Serializable
- case class FromJavaIntBinaryOperator(jf: IntBinaryOperator) extends (Int, Int) => Int with Product with Serializable
- case class FromJavaIntConsumer(jf: IntConsumer) extends (Int) => Unit with Product with Serializable
- case class FromJavaIntFunction[R](jf: IntFunction[R]) extends (Int) => R with Product with Serializable
- case class FromJavaIntPredicate(jf: IntPredicate) extends (Int) => Boolean with Product with Serializable
- case class FromJavaIntSupplier(jf: IntSupplier) extends () => Int with Product with Serializable
- case class FromJavaIntToDoubleFunction(jf: IntToDoubleFunction) extends (Int) => Double with Product with Serializable
- case class FromJavaIntToLongFunction(jf: IntToLongFunction) extends (Int) => Long with Product with Serializable
- case class FromJavaIntUnaryOperator(jf: IntUnaryOperator) extends (Int) => Int with Product with Serializable
- case class FromJavaLongBinaryOperator(jf: LongBinaryOperator) extends (Long, Long) => Long with Product with Serializable
- case class FromJavaLongConsumer(jf: LongConsumer) extends (Long) => Unit with Product with Serializable
- case class FromJavaLongFunction[R](jf: LongFunction[R]) extends (Long) => R with Product with Serializable
- case class FromJavaLongPredicate(jf: LongPredicate) extends (Long) => Boolean with Product with Serializable
- case class FromJavaLongSupplier(jf: LongSupplier) extends () => Long with Product with Serializable
- case class FromJavaLongToDoubleFunction(jf: LongToDoubleFunction) extends (Long) => Double with Product with Serializable
- case class FromJavaLongToIntFunction(jf: LongToIntFunction) extends (Long) => Int with Product with Serializable
- case class FromJavaLongUnaryOperator(jf: LongUnaryOperator) extends (Long) => Long with Product with Serializable
- case class FromJavaObjDoubleConsumer[T](jf: ObjDoubleConsumer[T]) extends (T, Double) => Unit with Product with Serializable
- case class FromJavaObjIntConsumer[T](jf: ObjIntConsumer[T]) extends (T, Int) => Unit with Product with Serializable
- case class FromJavaObjLongConsumer[T](jf: ObjLongConsumer[T]) extends (T, Long) => Unit with Product with Serializable
- case class FromJavaPredicate[T](jf: Predicate[T]) extends (T) => Boolean with Product with Serializable
- case class FromJavaSupplier[T](jf: Supplier[T]) extends () => T with Product with Serializable
- case class FromJavaToDoubleBiFunction[T, U](jf: ToDoubleBiFunction[T, U]) extends (T, U) => Double with Product with Serializable
- case class FromJavaToDoubleFunction[T](jf: ToDoubleFunction[T]) extends (T) => Double with Product with Serializable
- case class FromJavaToIntBiFunction[T, U](jf: ToIntBiFunction[T, U]) extends (T, U) => Int with Product with Serializable
- case class FromJavaToIntFunction[T](jf: ToIntFunction[T]) extends (T) => Int with Product with Serializable
- case class FromJavaToLongBiFunction[T, U](jf: ToLongBiFunction[T, U]) extends (T, U) => Long with Product with Serializable
- case class FromJavaToLongFunction[T](jf: ToLongFunction[T]) extends (T) => Long with Product with Serializable
- case class FromJavaUnaryOperator[T](jf: UnaryOperator[T]) extends (T) => T with Product with Serializable
- final class RichBiConsumerAsFunction2[T, U] extends AnyVal
- final class RichBiFunctionAsFunction2[T, U, R] extends AnyVal
- final class RichBiPredicateAsFunction2[T, U] extends AnyVal
- final class RichBinaryOperatorAsFunction2[T] extends AnyVal
- final class RichBooleanSupplierAsFunction0 extends AnyVal
- final class RichConsumerAsFunction1[T] extends AnyVal
- final class RichDoubleBinaryOperatorAsFunction2 extends AnyVal
- final class RichDoubleConsumerAsFunction1 extends AnyVal
- final class RichDoubleFunctionAsFunction1[R] extends AnyVal
- final class RichDoublePredicateAsFunction1 extends AnyVal
- final class RichDoubleSupplierAsFunction0 extends AnyVal
- final class RichDoubleToIntFunctionAsFunction1 extends AnyVal
- final class RichDoubleToLongFunctionAsFunction1 extends AnyVal
- final class RichDoubleUnaryOperatorAsFunction1 extends AnyVal
- final class RichFunction0AsBooleanSupplier extends AnyVal
- final class RichFunction0AsDoubleSupplier extends AnyVal
- final class RichFunction0AsIntSupplier extends AnyVal
- final class RichFunction0AsLongSupplier extends AnyVal
- final class RichFunction0AsSupplier[T] extends AnyVal
- final class RichFunction1AsConsumer[T] extends AnyVal
- final class RichFunction1AsDoubleConsumer extends AnyVal
- final class RichFunction1AsDoubleFunction[R] extends AnyVal
- final class RichFunction1AsDoublePredicate extends AnyVal
- final class RichFunction1AsDoubleToIntFunction extends AnyVal
- final class RichFunction1AsDoubleToLongFunction extends AnyVal
- final class RichFunction1AsDoubleUnaryOperator extends AnyVal
- final class RichFunction1AsFunction[T, R] extends AnyVal
- final class RichFunction1AsIntConsumer extends AnyVal
- final class RichFunction1AsIntFunction[R] extends AnyVal
- final class RichFunction1AsIntPredicate extends AnyVal
- final class RichFunction1AsIntToDoubleFunction extends AnyVal
- final class RichFunction1AsIntToLongFunction extends AnyVal
- final class RichFunction1AsIntUnaryOperator extends AnyVal
- final class RichFunction1AsLongConsumer extends AnyVal
- final class RichFunction1AsLongFunction[R] extends AnyVal
- final class RichFunction1AsLongPredicate extends AnyVal
- final class RichFunction1AsLongToDoubleFunction extends AnyVal
- final class RichFunction1AsLongToIntFunction extends AnyVal
- final class RichFunction1AsLongUnaryOperator extends AnyVal
- final class RichFunction1AsPredicate[T] extends AnyVal
- final class RichFunction1AsToDoubleFunction[T] extends AnyVal
- final class RichFunction1AsToIntFunction[T] extends AnyVal
- final class RichFunction1AsToLongFunction[T] extends AnyVal
- final class RichFunction1AsUnaryOperator[T] extends AnyVal
- final class RichFunction2AsBiConsumer[T, U] extends AnyVal
- final class RichFunction2AsBiFunction[T, U, R] extends AnyVal
- final class RichFunction2AsBiPredicate[T, U] extends AnyVal
- final class RichFunction2AsBinaryOperator[T] extends AnyVal
- final class RichFunction2AsDoubleBinaryOperator extends AnyVal
- final class RichFunction2AsIntBinaryOperator extends AnyVal
- final class RichFunction2AsLongBinaryOperator extends AnyVal
- final class RichFunction2AsObjDoubleConsumer[T] extends AnyVal
- final class RichFunction2AsObjIntConsumer[T] extends AnyVal
- final class RichFunction2AsObjLongConsumer[T] extends AnyVal
- final class RichFunction2AsToDoubleBiFunction[T, U] extends AnyVal
- final class RichFunction2AsToIntBiFunction[T, U] extends AnyVal
- final class RichFunction2AsToLongBiFunction[T, U] extends AnyVal
- final class RichFunctionAsFunction1[T, R] extends AnyVal
- final class RichIntBinaryOperatorAsFunction2 extends AnyVal
- final class RichIntConsumerAsFunction1 extends AnyVal
- final class RichIntFunctionAsFunction1[R] extends AnyVal
- final class RichIntPredicateAsFunction1 extends AnyVal
- final class RichIntSupplierAsFunction0 extends AnyVal
- final class RichIntToDoubleFunctionAsFunction1 extends AnyVal
- final class RichIntToLongFunctionAsFunction1 extends AnyVal
- final class RichIntUnaryOperatorAsFunction1 extends AnyVal
- final class RichLongBinaryOperatorAsFunction2 extends AnyVal
- final class RichLongConsumerAsFunction1 extends AnyVal
- final class RichLongFunctionAsFunction1[R] extends AnyVal
- final class RichLongPredicateAsFunction1 extends AnyVal
- final class RichLongSupplierAsFunction0 extends AnyVal
- final class RichLongToDoubleFunctionAsFunction1 extends AnyVal
- final class RichLongToIntFunctionAsFunction1 extends AnyVal
- final class RichLongUnaryOperatorAsFunction1 extends AnyVal
- final class RichObjDoubleConsumerAsFunction2[T] extends AnyVal
- final class RichObjIntConsumerAsFunction2[T] extends AnyVal
- final class RichObjLongConsumerAsFunction2[T] extends AnyVal
- final class RichPredicateAsFunction1[T] extends AnyVal
- final class RichSupplierAsFunction0[T] extends AnyVal
- final class RichToDoubleBiFunctionAsFunction2[T, U] extends AnyVal
- final class RichToDoubleFunctionAsFunction1[T] extends AnyVal
- final class RichToIntBiFunctionAsFunction2[T, U] extends AnyVal
- final class RichToIntFunctionAsFunction1[T] extends AnyVal
- final class RichToLongBiFunctionAsFunction2[T, U] extends AnyVal
- final class RichToLongFunctionAsFunction1[T] extends AnyVal
- final class RichUnaryOperatorAsFunction1[T] extends AnyVal
This is the documentation for the Scala standard library.
Package structure
The scala package contains core types like
Int
,Float
,Array
orOption
which are accessible in all Scala compilation units without explicit qualification or imports.Notable packages include:
scala.collection
and its sub-packages contain Scala's collections frameworkscala.collection.immutable
- Immutable, sequential data-structures such asVector
,List
,Range
,HashMap
orHashSet
scala.collection.mutable
- Mutable, sequential data-structures such asArrayBuffer
,StringBuilder
,HashMap
orHashSet
scala.collection.concurrent
- Mutable, concurrent data-structures such asTrieMap
scala.concurrent
- Primitives for concurrent programming such asFutures
andPromises
scala.io
- Input and output operationsscala.math
- Basic math functions and additional numeric types likeBigInt
andBigDecimal
scala.sys
- Interaction with other processes and the operating systemscala.util.matching
- Regular expressionsOther packages exist. See the complete list on the right.
Additional parts of the standard library are shipped as separate libraries. These include:
scala.reflect
- Scala's reflection API (scala-reflect.jar)scala.xml
- XML parsing, manipulation, and serialization (scala-xml.jar)scala.collection.parallel
- Parallel collections (scala-parallel-collections.jar)scala.util.parsing
- Parser combinators (scala-parser-combinators.jar)scala.swing
- A convenient wrapper around Java's GUI framework called Swing (scala-swing.jar)Automatic imports
Identifiers in the scala package and the
scala.Predef
object are always in scope by default.Some of these identifiers are type aliases provided as shortcuts to commonly used classes. For example,
List
is an alias forscala.collection.immutable.List
.Other aliases refer to classes provided by the underlying platform. For example, on the JVM,
String
is an alias forjava.lang.String
.