org.apache.druid.query.aggregation

Class SerializablePairLongStringBufferStore.TransferredBuffer

java.lang.Object

org.apache.druid.query.aggregation.SerializablePairLongStringBufferStore.TransferredBuffer

All Implemented Interfaces:

Serializer

Enclosing class:

SerializablePairLongStringBufferStore

public static class SerializablePairLongStringBufferStore.TransferredBuffer
extends Object
implements Serializer

contains serialized data that is compressed and delta-encoded (Long) It's ready to be transferred to a WritableByteChannel

Constructor Summary

Constructors

Constructor and Description
TransferredBuffer(CellWriter cellWriter, SerializablePairLongStringColumnHeader columnHeader)

Method Summary

Modifier and Type	Method and Description
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	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

Constructor Detail

TransferredBuffer

public TransferredBuffer(CellWriter cellWriter,
                         SerializablePairLongStringColumnHeader columnHeader)

Method Detail

writeTo

public void writeTo(WritableByteChannel channel,
                    @Nullable
                    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

getSerializedSize

public long getSerializedSize()

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