org.apache.druid.segment.serde.cell

Class CellWriter.Builder

java.lang.Object

org.apache.druid.segment.serde.cell.CellWriter.Builder

Enclosing class:

CellWriter

public static class CellWriter.Builder
extends Object

Constructor Summary

Constructors

Constructor and Description
Builder(SegmentWriteOutMedium segmentWriteOutMedium) Default instance with a NativeClearedByteBufferProvider

Method Summary

Modifier and Type	Method and Description
CellWriter	build()
CellWriter.Builder	setByteBufferProvider(ByteBufferProvider byteBufferProvider)
CellWriter.Builder	setCompressionStrategy(CompressionStrategy compressionStrategy) change the compression strategy.

Methods inherited from class java.lang.Object

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

Constructor Detail

Builder

public Builder(SegmentWriteOutMedium segmentWriteOutMedium)

Default instance with a NativeClearedByteBufferProvider

Parameters:

segmentWriteOutMedium - - used store block-compressed index and data

Method Detail

setCompressionStrategy

public CellWriter.Builder setCompressionStrategy(CompressionStrategy compressionStrategy)

change the compression strategy. The default is LZ4

Parameters:

compressionStrategy - - a valid CompressionStrategy

Returns:

setByteBufferProvider

public CellWriter.Builder setByteBufferProvider(ByteBufferProvider byteBufferProvider)

build

public CellWriter build()
                 throws IOException

Throws:

IOException