## Uses of Class
java.util.OptionalInt

Packages that use OptionalInt
java.util: 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.
java.util.stream: Classes to support functional-style operations on streams of elements, such as map-reduce transformations on collections.

### Uses of OptionalInt in java.util

Methods in java.util that return OptionalInt
`static OptionalInt` OptionalInt.`empty()` Returns an empty `OptionalInt` instance.
`static OptionalInt` OptionalInt.`of​(int value)` Returns an `OptionalInt` describing the given value.

### Uses of OptionalInt in java.util.stream

Methods in java.util.stream that return OptionalInt
`OptionalInt` IntStream.`findAny()` Returns an `OptionalInt` describing some element of the stream, or an empty `OptionalInt` if the stream is empty.
`OptionalInt` IntStream.`findFirst()` Returns an `OptionalInt` describing the first element of this stream, or an empty `OptionalInt` if the stream is empty.
`OptionalInt` IntStream.`max()` Returns an `OptionalInt` describing the maximum element of this stream, or an empty optional if this stream is empty.
`OptionalInt` IntStream.`min()` Returns an `OptionalInt` describing the minimum element of this stream, or an empty optional if this stream is empty.
`OptionalInt` IntStream.`reduce​(IntBinaryOperator op)` Performs a reduction on the elements of this stream, using an associative accumulation function, and returns an `OptionalInt` describing the reduced value, if any.