org.apache.druid.segment.data

Class BlockLayoutColumnarDoublesSerializer

java.lang.Object

org.apache.druid.segment.data.BlockLayoutColumnarDoublesSerializer

All Implemented Interfaces:

ColumnarDoublesSerializer, Serializer

public class BlockLayoutColumnarDoublesSerializer
extends Object
implements ColumnarDoublesSerializer

Serializer that produces BlockLayoutColumnarDoublesSupplier.BlockLayoutColumnarDoubles.

Method Summary

Modifier and Type	Method and Description
void	add(double value)
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()
int	size()
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

open

public void open()
          throws IOException

Specified by:

open in interface ColumnarDoublesSerializer

Throws:

IOException

size

public int size()

Specified by:

size in interface ColumnarDoublesSerializer

add

public void add(double value)
         throws IOException

Specified by:

add in interface ColumnarDoublesSerializer

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.

Specified by:

getSerializedSize in interface Serializer

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.

Specified by:

writeTo in interface Serializer

Throws:

IOException