Uses of Class
java.util.OptionalInt
Packages that use OptionalInt
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.
Classes to support functional-style operations on streams of elements, such
as map-reduce transformations on collections.
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Uses of OptionalInt in java.util
Methods in java.util that return OptionalIntModifier and TypeMethodDescriptionstatic OptionalIntOptionalInt.empty()Returns an emptyOptionalIntinstance.static OptionalIntOptionalInt.of(int value) Returns anOptionalIntdescribing the given value. -
Uses of OptionalInt in java.util.stream
Methods in java.util.stream that return OptionalIntModifier and TypeMethodDescriptionIntStream.findAny()Returns anOptionalIntdescribing some element of the stream, or an emptyOptionalIntif the stream is empty.IntStream.findFirst()Returns anOptionalIntdescribing the first element of this stream, or an emptyOptionalIntif the stream is empty.IntStream.max()Returns anOptionalIntdescribing the maximum element of this stream, or an empty optional if this stream is empty.IntStream.min()Returns anOptionalIntdescribing the minimum element of this stream, or an empty optional if this stream is empty.IntStream.reduce(IntBinaryOperator op) Performs a reduction on the elements of this stream, using an associative accumulation function, and returns anOptionalIntdescribing the reduced value, if any.