org.apache.druid.segment.data

Class V3CompressedVSizeColumnarMultiIntsSerializer

java.lang.Object

org.apache.druid.segment.data.ColumnarMultiIntsSerializer

org.apache.druid.segment.data.V3CompressedVSizeColumnarMultiIntsSerializer

All Implemented Interfaces:

ColumnarIntsSerializer, Serializer

public class V3CompressedVSizeColumnarMultiIntsSerializer
extends ColumnarMultiIntsSerializer

Streams array of integers out in the binary format described by V3CompressedVSizeColumnarMultiIntsSupplier

Method Summary

Modifier and Type	Method and Description
void	addValues(IndexedInts ints)
static V3CompressedVSizeColumnarMultiIntsSerializer	create(String columnName, SegmentWriteOutMedium segmentWriteOutMedium, String filenameBase, int maxValue, CompressionStrategy compression)
long	getSerializedSize() Returns the number of bytes, that this Serializer will write to the output _channel_ (not smoosher) on a Serializer.writeTo(java.nio.channels.WritableByteChannel, org.apache.druid.java.util.common.io.smoosh.FileSmoosher) call.
void	open()
void	writeTo(WritableByteChannel channel, FileSmoosher smoosher) Writes serialized form of this object to the given channel.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

create

public static V3CompressedVSizeColumnarMultiIntsSerializer create(String columnName,
                                                                  SegmentWriteOutMedium segmentWriteOutMedium,
                                                                  String filenameBase,
                                                                  int maxValue,
                                                                  CompressionStrategy compression)

open

public void open()
          throws IOException

Throws:

IOException

addValues

public void addValues(IndexedInts ints)
               throws IOException

Specified by:

addValues in class ColumnarMultiIntsSerializer

Throws:

IOException

getSerializedSize

public long getSerializedSize()
                       throws IOException

Description copied from interface: Serializer

Returns the number of bytes, that this Serializer will write to the output _channel_ (not smoosher) on a Serializer.writeTo(java.nio.channels.WritableByteChannel, org.apache.druid.java.util.common.io.smoosh.FileSmoosher) call.

Throws:

IOException

writeTo

public void writeTo(WritableByteChannel channel,
                    FileSmoosher smoosher)
             throws IOException

Description copied from interface: Serializer

Writes serialized form of this object to the given channel. If parallel data streams are needed, they could be created with the provided smoosher.

Throws:

IOException