## Uses of Class
org.apache.lucene.store.DataOutput

Packages that use DataOutput
org.apache.lucene.codecs: Codecs API: API for customization of the encoding and structure of the index.
org.apache.lucene.codecs.compressing: StoredFieldsFormat that allows cross-document and cross-field compression of stored fields.
org.apache.lucene.store: Binary i/o API, used for all index data.
org.apache.lucene.util: Some utility classes.
org.apache.lucene.util.fst: Finite state transducers
org.apache.lucene.util.packed: Packed integer arrays and streams.

Uses of DataOutput in org.apache.lucene.codecs

Methods in org.apache.lucene.codecs with parameters of type DataOutput
`static void` `CodecUtil.writeHeader(DataOutput out, String codec, int version)` Writes a codec header, which records both a string to identify the file and a version number.

Uses of DataOutput in org.apache.lucene.codecs.compressing

Methods in org.apache.lucene.codecs.compressing with parameters of type DataOutput
`abstract void` `Compressor.compress(byte[] bytes, int off, int len, DataOutput out)` Compress bytes into `out`.

Uses of DataOutput in org.apache.lucene.store

Subclasses of DataOutput in org.apache.lucene.store
`class` `BufferedIndexOutput` Base implementation class for buffered `IndexOutput`.
`class` `ByteArrayDataOutput` DataOutput backed by a byte array.
`class` `ChecksumIndexOutput` Writes bytes through to a primary IndexOutput, computing checksum.
`protected static class` `FSDirectory.FSIndexOutput` Writes output with `RandomAccessFile.write(byte[], int, int)`
`class` `IndexOutput` Abstract base class for output to a file in a Directory.
`class` `OutputStreamDataOutput` A `DataOutput` wrapping a plain `OutputStream`.
`class` `RAMOutputStream` A memory-resident `IndexOutput` implementation.

Uses of DataOutput in org.apache.lucene.util

Subclasses of DataOutput in org.apache.lucene.util
`class` `PagedBytes.PagedBytesDataOutput`

Uses of DataOutput in org.apache.lucene.util.fst

Methods in org.apache.lucene.util.fst with parameters of type DataOutput
`void` `FST.save(DataOutput out)`
`void` `ByteSequenceOutputs.write(BytesRef prefix, DataOutput out)`
`void` `CharSequenceOutputs.write(CharsRef prefix, DataOutput out)`
`void` `IntSequenceOutputs.write(IntsRef prefix, DataOutput out)`
`void` `PositiveIntOutputs.write(Long output, DataOutput out)`
`void` `NoOutputs.write(Object prefix, DataOutput out)`
`void` `PairOutputs.write(PairOutputs.Pair<A,B> output, DataOutput writer)`
`abstract void` `Outputs.write(T output, DataOutput out)` Encode an output value into a `DataOutput`.
`void` `Outputs.writeFinalOutput(T output, DataOutput out)` Encode an final node output value into a `DataOutput`.

Uses of DataOutput in org.apache.lucene.util.packed

Fields in org.apache.lucene.util.packed declared as DataOutput
`protected DataOutput` `PackedInts.Writer.out`

Methods in org.apache.lucene.util.packed with parameters of type DataOutput
`static PackedInts.Writer` `PackedInts.getWriter(DataOutput out, int valueCount, int bitsPerValue, float acceptableOverheadRatio)` Create a packed integer array writer for the given output, format, value count, and number of bits per value.
`static PackedInts.Writer` `PackedInts.getWriterNoHeader(DataOutput out, PackedInts.Format format, int valueCount, int bitsPerValue, int mem)` Expert: Create a packed integer array writer for the given output, format, value count, and number of bits per value.
`void` `PackedInts.Mutable.save(DataOutput out)` Save this mutable into `out`.
`void` `GrowableWriter.save(DataOutput out)`

Constructors in org.apache.lucene.util.packed with parameters of type DataOutput
`BlockPackedWriter(DataOutput out, int blockSize)` Sole constructor.
`MonotonicBlockPackedWriter(DataOutput out, int blockSize)` Sole constructor.
`PackedDataOutput(DataOutput out)` Create a new instance that wraps `out`.
`PackedInts.Writer(DataOutput out, int valueCount, int bitsPerValue)`

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