com.facebook.presto.parquet

Class AbstractParquetDataSource

java.lang.Object

com.facebook.presto.parquet.AbstractParquetDataSource

All Implemented Interfaces:

ParquetDataSource, Closeable, AutoCloseable

Direct Known Subclasses:

FileParquetDataSource

public abstract class AbstractParquetDataSource
extends Object
implements ParquetDataSource

Constructor Summary

Constructors

Constructor and Description
AbstractParquetDataSource(ParquetDataSourceId id)

Method Summary

Modifier and Type	Method and Description
ParquetDataSourceId	getId()
long	getReadBytes()
long	getReadTimeNanos()
void	readFully(long position, byte[] buffer)
void	readFully(long position, byte[] buffer, int bufferOffset, int bufferLength)
protected abstract void	readInternal(long position, byte[] buffer, int bufferOffset, int bufferLength)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.facebook.presto.parquet.ParquetDataSource

close, readColumnIndex, readOffsetIndex

Constructor Detail

AbstractParquetDataSource

public AbstractParquetDataSource(ParquetDataSourceId id)

Method Detail

getId

public ParquetDataSourceId getId()

Specified by:

getId in interface ParquetDataSource

getReadBytes

public final long getReadBytes()

Specified by:

getReadBytes in interface ParquetDataSource

getReadTimeNanos

public long getReadTimeNanos()

Specified by:

getReadTimeNanos in interface ParquetDataSource

readFully

public final void readFully(long position,
                            byte[] buffer)

Specified by:

readFully in interface ParquetDataSource

readFully

public final void readFully(long position,
                            byte[] buffer,
                            int bufferOffset,
                            int bufferLength)

Specified by:

readFully in interface ParquetDataSource

readInternal

protected abstract void readInternal(long position,
                                     byte[] buffer,
                                     int bufferOffset,
                                     int bufferLength)