Package io.datarouter.bytes.blockfile.io.read

Class BlockfileReaderBuilder<T>

java.lang.Object

io.datarouter.bytes.blockfile.io.read.BlockfileReaderBuilder<T>

public class BlockfileReaderBuilder<T>
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DEFAULT_DECODE_BATCH_SIZE
static final ByteLength	DEFAULT_READ_CHUNK_SIZE
static final boolean	DEFAULT_VALIDATE_CHECKSUMS

Constructor Summary

Constructors

Constructor	Description
BlockfileReaderBuilder(BlockfileGroup<T> blockfile, BlockfileMetadataReader<T> metadataReader, Function<BlockfileRow,T> rowDecoder)

Method Summary

Modifier and Type	Method	Description
BlockfileReader<T>	build()
BlockfileReaderBuilder<T>	enableChecksumValidation()
BlockfileReaderBuilder<T>	setDecodeBatchSize(int decodeBatchSize)
BlockfileReaderBuilder<T>	setDecodeThreads(io.datarouter.scanner.Threads decodeThreads)
BlockfileReaderBuilder<T>	setReadChunkSize(ByteLength readChunkSize)
BlockfileReaderBuilder<T>	setReadThreads(io.datarouter.scanner.Threads readThreads)
BlockfileReaderBuilder<T>	setValidateChecksums(boolean validateChecksums)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_READ_CHUNK_SIZE

public static final ByteLength DEFAULT_READ_CHUNK_SIZE

DEFAULT_DECODE_BATCH_SIZE

public static final int DEFAULT_DECODE_BATCH_SIZE

See Also:

• Constant Field Values

DEFAULT_VALIDATE_CHECKSUMS

public static final boolean DEFAULT_VALIDATE_CHECKSUMS

See Also:

• Constant Field Values

Constructor Details

BlockfileReaderBuilder

public BlockfileReaderBuilder(BlockfileGroup<T> blockfile,
 BlockfileMetadataReader<T> metadataReader,
 Function<BlockfileRow,T> rowDecoder)

Method Details

setReadThreads

public BlockfileReaderBuilder<T> setReadThreads(io.datarouter.scanner.Threads readThreads)

setReadChunkSize

public BlockfileReaderBuilder<T> setReadChunkSize(ByteLength readChunkSize)

setDecodeBatchSize

public BlockfileReaderBuilder<T> setDecodeBatchSize(int decodeBatchSize)

setDecodeThreads

public BlockfileReaderBuilder<T> setDecodeThreads(io.datarouter.scanner.Threads decodeThreads)

setValidateChecksums

public BlockfileReaderBuilder<T> setValidateChecksums(boolean validateChecksums)

enableChecksumValidation

public BlockfileReaderBuilder<T> enableChecksumValidation()

build

public BlockfileReader<T> build()