Uses of Interface
java.util.stream.LongStream

Packages that use LongStream
Package
Description
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
Utility classes commonly useful in concurrent programming.
This package contains classes and interfaces that support a generic API for random number generation.
Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.
  • Uses of LongStream in java.util

    Methods in java.util that return LongStream
    Modifier and Type
    Method
    Description
    Random.longs()
    Returns an effectively unlimited stream of pseudorandom long values.
    Random.longs​(long streamSize)
    Returns a stream producing the given streamSize number of pseudorandom long values.
    Random.longs​(long randomNumberOrigin, long randomNumberBound)
    Returns an effectively unlimited stream of pseudorandom long values, each conforming to the given origin (inclusive) and bound (exclusive).
    Random.longs​(long streamSize, long randomNumberOrigin, long randomNumberBound)
    Returns a stream producing the given streamSize number of pseudorandom long, each conforming to the given origin (inclusive) and bound (exclusive).
    SplittableRandom.longs()
    Returns an effectively unlimited stream of pseudorandom long values from this generator and/or one split from it.
    SplittableRandom.longs​(long streamSize)
    Returns a stream producing the given streamSize number of pseudorandom long values from this generator and/or one split from it.
    SplittableRandom.longs​(long randomNumberOrigin, long randomNumberBound)
    Returns an effectively unlimited stream of pseudorandom long values from this generator and/or one split from it; each value conforms to the given origin (inclusive) and bound (exclusive).
    SplittableRandom.longs​(long streamSize, long randomNumberOrigin, long randomNumberBound)
    Returns a stream producing the given streamSize number of pseudorandom long values from this generator and/or one split from it; each value conforms to the given origin (inclusive) and bound (exclusive).
    static LongStream
    Arrays.stream​(long[] array)
    Returns a sequential LongStream with the specified array as its source.
    static LongStream
    Arrays.stream​(long[] array, int startInclusive, int endExclusive)
    Returns a sequential LongStream with the specified range of the specified array as its source.
    OptionalLong.stream()
    If a value is present, returns a sequential LongStream containing only that value, otherwise returns an empty LongStream.
  • Uses of LongStream in java.util.concurrent

    Methods in java.util.concurrent that return LongStream
    Modifier and Type
    Method
    Description
    ThreadLocalRandom.longs()
    Returns an effectively unlimited stream of pseudorandom long values.
    ThreadLocalRandom.longs​(long streamSize)
    Returns a stream producing the given streamSize number of pseudorandom long values.
    ThreadLocalRandom.longs​(long randomNumberOrigin, long randomNumberBound)
    Returns an effectively unlimited stream of pseudorandom long values, each conforming to the given origin (inclusive) and bound (exclusive).
    ThreadLocalRandom.longs​(long streamSize, long randomNumberOrigin, long randomNumberBound)
    Returns a stream producing the given streamSize number of pseudorandom long, each conforming to the given origin (inclusive) and bound (exclusive).
  • Uses of LongStream in java.util.random

    Methods in java.util.random that return LongStream
    Modifier and Type
    Method
    Description
    default LongStream
    RandomGenerator.longs()
    Returns an effectively unlimited stream of pseudorandomly chosen long values.
    default LongStream
    RandomGenerator.longs​(long streamSize)
    Returns a stream producing the given streamSize number of pseudorandomly chosen long values.
    default LongStream
    RandomGenerator.longs​(long randomNumberOrigin, long randomNumberBound)
    Returns an effectively unlimited stream of pseudorandomly chosen long values, where each value is between the specified origin (inclusive) and the specified bound (exclusive).
    default LongStream
    RandomGenerator.longs​(long streamSize, long randomNumberOrigin, long randomNumberBound)
    Returns a stream producing the given streamSize number of pseudorandomly chosen long values, where each value is between the specified origin (inclusive) and the specified bound (exclusive).
  • Uses of LongStream in java.util.stream

    Methods in java.util.stream that return LongStream
    Modifier and Type
    Method
    Description
    IntStream.asLongStream()
    Returns a LongStream consisting of the elements of this stream, converted to long.
    LongStream.Builder.build()
    Builds the stream, transitioning this builder to the built state.
    static LongStream
    LongStream.concat​(LongStream a, LongStream b)
    Creates a lazily concatenated stream whose elements are all the elements of the first stream followed by all the elements of the second stream.
    LongStream.distinct()
    Returns a stream consisting of the distinct elements of this stream.
    default LongStream
    LongStream.dropWhile​(LongPredicate predicate)
    Returns, if this stream is ordered, a stream consisting of the remaining elements of this stream after dropping the longest prefix of elements that match the given predicate.
    static LongStream
    LongStream.empty()
    Returns an empty sequential LongStream.
    LongStream.filter​(LongPredicate predicate)
    Returns a stream consisting of the elements of this stream that match the given predicate.
    LongStream.flatMap​(LongFunction<? extends LongStream> mapper)
    Returns a stream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced by applying the provided mapping function to each element.
    Stream.flatMapToLong​(Function<? super T,​? extends LongStream> mapper)
    Returns an LongStream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced by applying the provided mapping function to each element.
    static LongStream
    LongStream.generate​(LongSupplier s)
    Returns an infinite sequential unordered stream where each element is generated by the provided LongSupplier.
    static LongStream
    LongStream.iterate​(long seed, LongPredicate hasNext, LongUnaryOperator next)
    Returns a sequential ordered LongStream produced by iterative application of the given next function to an initial element, conditioned on satisfying the given hasNext predicate.
    static LongStream
    LongStream.iterate​(long seed, LongUnaryOperator f)
    Returns an infinite sequential ordered LongStream produced by iterative application of a function f to an initial element seed, producing a Stream consisting of seed, f(seed), f(f(seed)), etc.
    LongStream.limit​(long maxSize)
    Returns a stream consisting of the elements of this stream, truncated to be no longer than maxSize in length.
    static LongStream
    StreamSupport.longStream​(Supplier<? extends Spliterator.OfLong> supplier, int characteristics, boolean parallel)
    Creates a new sequential or parallel LongStream from a Supplier of Spliterator.OfLong.
    static LongStream
    StreamSupport.longStream​(Spliterator.OfLong spliterator, boolean parallel)
    Creates a new sequential or parallel LongStream from a Spliterator.OfLong.
    LongStream.map​(LongUnaryOperator mapper)
    Returns a stream consisting of the results of applying the given function to the elements of this stream.
    default LongStream
    Returns a stream consisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.
    default LongStream
    Stream.mapMultiToLong​(BiConsumer<? super T,​? super LongConsumer> mapper)
    Returns a LongStream consisting of the results of replacing each element of this stream with multiple elements, specifically zero or more elements.
    DoubleStream.mapToLong​(DoubleToLongFunction mapper)
    Returns a LongStream consisting of the results of applying the given function to the elements of this stream.
    IntStream.mapToLong​(IntToLongFunction mapper)
    Returns a LongStream consisting of the results of applying the given function to the elements of this stream.
    Stream.mapToLong​(ToLongFunction<? super T> mapper)
    Returns a LongStream consisting of the results of applying the given function to the elements of this stream.
    static LongStream
    LongStream.of​(long t)
    Returns a sequential LongStream containing a single element.
    static LongStream
    LongStream.of​(long... values)
    Returns a sequential ordered stream whose elements are the specified values.
    LongStream.peek​(LongConsumer action)
    Returns a stream consisting of the elements of this stream, additionally performing the provided action on each element as elements are consumed from the resulting stream.
    static LongStream
    LongStream.range​(long startInclusive, long endExclusive)
    Returns a sequential ordered LongStream from startInclusive (inclusive) to endExclusive (exclusive) by an incremental step of 1.
    static LongStream
    LongStream.rangeClosed​(long startInclusive, long endInclusive)
    Returns a sequential ordered LongStream from startInclusive (inclusive) to endInclusive (inclusive) by an incremental step of 1.
    LongStream.skip​(long n)
    Returns a stream consisting of the remaining elements of this stream after discarding the first n elements of the stream.
    LongStream.sorted()
    Returns a stream consisting of the elements of this stream in sorted order.
    default LongStream
    LongStream.takeWhile​(LongPredicate predicate)
    Returns, if this stream is ordered, a stream consisting of the longest prefix of elements taken from this stream that match the given predicate.
    Methods in java.util.stream with parameters of type LongStream
    Modifier and Type
    Method
    Description
    static LongStream
    LongStream.concat​(LongStream a, LongStream b)
    Creates a lazily concatenated stream whose elements are all the elements of the first stream followed by all the elements of the second stream.
    Method parameters in java.util.stream with type arguments of type LongStream
    Modifier and Type
    Method
    Description
    LongStream.flatMap​(LongFunction<? extends LongStream> mapper)
    Returns a stream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced by applying the provided mapping function to each element.
    Stream.flatMapToLong​(Function<? super T,​? extends LongStream> mapper)
    Returns an LongStream consisting of the results of replacing each element of this stream with the contents of a mapped stream produced by applying the provided mapping function to each element.