boolean allMatch(IntPredicate predicate)
Returns whether all elements of this stream match the provided predicate.
boolean anyMatch(IntPredicate predicate)
Returns whether any elements of this stream match the provided predicate.
DoubleStream asDoubleStream()
Returns a DoubleStream consisting of the elements of this stream, converted to double.
LongStream asLongStream()
Returns a LongStream consisting of the elements of this stream, converted to long.
OptionalDouble average()
Returns an OptionalDouble describing the arithmetic mean of elements of this stream, or an empty optional if this stream is empty.
Stream<Integer> boxed()
Returns a Stream consisting of the elements of this stream, each boxed to an Integer.
static IntStream.Builder builder()
Returns a builder for an IntStream.
<R> R collect(Supplier<R> supplier, ObjIntConsumer<R> accumulator, BiConsumer<R,R> combiner) static IntStream concat(IntStream a, IntStream 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.
long count()
Returns the count of elements in this stream.
IntStream distinct()
Returns a stream consisting of the distinct elements of this stream.
static IntStream empty()
Returns an empty sequential IntStream.
IntStream filter(IntPredicate predicate)
Returns a stream consisting of the elements of this stream that match the given predicate.
OptionalInt findAny()
Returns an
OptionalInt
describing some element of the stream, or an empty
OptionalInt
if the stream is empty.
OptionalInt findFirst()
Returns an
OptionalInt
describing the first element of this stream, or an empty
OptionalInt
if the stream is empty.
IntStream flatMap(IntFunction<? extends IntStream> 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.
void forEach(IntConsumer action)
Performs an action for each element of this stream.
void forEachOrdered(IntConsumer action)
Performs an action for each element of this stream, guaranteeing that each element is processed in encounter order for streams that have a defined encounter order.
static IntStream generate(IntSupplier s)
Returns an infinite sequential unordered stream where each element is generated by the provided IntSupplier.
static IntStream iterate(int seed, IntUnaryOperator f)
Returns an infinite sequential ordered IntStream 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.
PrimitiveIterator.OfInt iterator()
Returns an iterator for the elements of this stream.
IntStream limit(long maxSize)
Returns a stream consisting of the elements of this stream, truncated to be no longer than maxSize in length.
IntStream map(IntUnaryOperator mapper)
Returns a stream consisting of the results of applying the given function to the elements of this stream.
DoubleStream mapToDouble(IntToDoubleFunction mapper)
Returns a DoubleStream consisting of the results of applying the given function to the elements of this stream.
LongStream mapToLong(IntToLongFunction mapper)
Returns a LongStream consisting of the results of applying the given function to the elements of this stream.
<U> Stream<U> mapToObj(IntFunction<? extends U> mapper)
Returns an object-valued Stream consisting of the results of applying the given function to the elements of this stream.
OptionalInt max()
Returns an OptionalInt describing the maximum element of this stream, or an empty optional if this stream is empty.
OptionalInt min()
Returns an OptionalInt describing the minimum element of this stream, or an empty optional if this stream is empty.
boolean noneMatch(IntPredicate predicate)
Returns whether no elements of this stream match the provided predicate.
static IntStream of(int... values)
Returns a sequential ordered stream whose elements are the specified values.
static IntStream of(int t)
Returns a sequential IntStream containing a single element.
IntStream parallel()
Returns an equivalent stream that is parallel.
IntStream peek(IntConsumer 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 IntStream range(int startInclusive, int endExclusive)
Returns a sequential ordered IntStream from startInclusive (inclusive) to endExclusive (exclusive) by an incremental step of 1.
static IntStream rangeClosed(int startInclusive, int endInclusive)
Returns a sequential ordered IntStream from startInclusive (inclusive) to endInclusive (inclusive) by an incremental step of 1.
OptionalInt reduce(IntBinaryOperator op)
Performs a
reductionon the elements of this stream, using an
associativeaccumulation function, and returns an
OptionalInt
describing the reduced value, if any.
int reduce(int identity, IntBinaryOperator op)
Performs a
reductionon the elements of this stream, using the provided identity value and an
associativeaccumulation function, and returns the reduced value.
IntStream sequential()
Returns an equivalent stream that is sequential.
IntStream skip(long n)
Returns a stream consisting of the remaining elements of this stream after discarding the first n elements of the stream.
IntStream sorted()
Returns a stream consisting of the elements of this stream in sorted order.
Spliterator.OfInt spliterator()
Returns a spliterator for the elements of this stream.
int sum()
Returns the sum of elements in this stream.
IntSummaryStatistics summaryStatistics()
Returns an IntSummaryStatistics describing various summary data about the elements of this stream.
int[] toArray()
Returns an array containing the elements of this stream.
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