# Uses of Class
org.apache.lucene.util.packed.PackedInts.Reader

Packages that use PackedInts.Reader
Package
Description
org.apache.lucene.util.packed
Packed integer arrays and streams.

## Uses of PackedInts.Reader in org.apache.lucene.util.packed

Subclasses of PackedInts.Reader in org.apache.lucene.util.packed
Modifier and Type
Class
Description
`class`
`GrowableWriter`
Implements `PackedInts.Mutable`, but grows the bit count of the underlying packed ints on-demand.
`static class`
`PackedInts.Mutable`
A packed integer array that can be modified.
`static final class`
`PackedInts.NullReader`
A `PackedInts.Reader` which has all its values equal to 0 (bitsPerValue = 0).
Methods in org.apache.lucene.util.packed with parameters of type PackedInts.Reader
Modifier and Type
Method
Description
`static void`
PackedInts.`copy(PackedInts.Reader src, int srcPos, PackedInts.Mutable dest, int destPos, int len, int mem)`
Copy `src[srcPos:srcPos+len]` into `dest[destPos:destPos+len]` using at most `mem` bytes.