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

Packages that use PackedInts.Reader
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
`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 class` `PackedInts.NullReader` A `PackedInts.Reader` which has all its values equal to 0 (bitsPerValue = 0).

Methods in org.apache.lucene.util.packed that return PackedInts.Reader
`static PackedInts.Reader` PackedInts.`getDirectReader(IndexInput in)` Construct a direct `PackedInts.Reader` from an `IndexInput`.
`static PackedInts.Reader` PackedInts.`getDirectReaderNoHeader(IndexInput in, PackedInts.Format format, int version, int valueCount, int bitsPerValue)` Expert: Construct a direct `PackedInts.Reader` from a stream without reading metadata at the beginning of the stream.
`static PackedInts.Reader` PackedInts.`getReader(DataInput in)` Restore a `PackedInts.Reader` from a stream.
`static PackedInts.Reader` PackedInts.`getReaderNoHeader(DataInput in, PackedInts.Format format, int version, int valueCount, int bitsPerValue)` Expert: Restore a `PackedInts.Reader` from a stream without reading metadata at the beginning of the stream.

Methods in org.apache.lucene.util.packed with parameters of type PackedInts.Reader
`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.