| Package | Description | 
|---|---|
| java.util | Contains the collections framework, legacy collection classes, event model,
date and time facilities, internationalization, and miscellaneous utility
classes (a string tokenizer, a random-number generator, and a bit array). | 
| java.util.stream | Classes to support functional-style operations on streams of elements, such
 as map-reduce transformations on collections. | 
| Modifier and Type | Method | Description | 
|---|---|---|
| static void | Arrays. parallelSetAll(long[] array,
              IntToLongFunction generator)Set all elements of the specified array, in parallel, using the
 provided generator function to compute each element. | |
| static void | Arrays. setAll(long[] array,
      IntToLongFunction generator)Set all elements of the specified array, using the provided
 generator function to compute each element. | 
| Modifier and Type | Method | Description | 
|---|---|---|
| LongStream | IntStream. mapToLong(IntToLongFunction mapper)Returns a  LongStreamconsisting of the results of applying the
 given function to the elements of this stream. | 
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