org.apache.iotdb.tsfile.read.reader.series

Class EmptyFileSeriesReader

java.lang.Object

org.apache.iotdb.tsfile.read.reader.series.AbstractFileSeriesReader

org.apache.iotdb.tsfile.read.reader.series.EmptyFileSeriesReader

All Implemented Interfaces:

IBatchReader

public class EmptyFileSeriesReader
extends AbstractFileSeriesReader

this is for those series which has no data points

Field Summary

Fields inherited from class org.apache.iotdb.tsfile.read.reader.series.AbstractFileSeriesReader

chunkLoader, chunkMetadataList, chunkReader, filter

Constructor Summary

Constructors

Constructor and Description
EmptyFileSeriesReader()

Method Summary

Modifier and Type	Method and Description
protected boolean	chunkSatisfied(IChunkMetadata chunkMetaData)
void	close()
boolean	hasNextBatch()
protected void	initChunkReader(IChunkMetadata chunkMetaData)
BatchData	nextBatch()

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyFileSeriesReader

public EmptyFileSeriesReader()

Method Detail

initChunkReader

protected void initChunkReader(IChunkMetadata chunkMetaData)

Specified by:

initChunkReader in class AbstractFileSeriesReader

chunkSatisfied

protected boolean chunkSatisfied(IChunkMetadata chunkMetaData)

Specified by:

chunkSatisfied in class AbstractFileSeriesReader

hasNextBatch

public boolean hasNextBatch()

Specified by:

hasNextBatch in interface IBatchReader

Overrides:

hasNextBatch in class AbstractFileSeriesReader

nextBatch

public BatchData nextBatch()

Specified by:

nextBatch in interface IBatchReader

Overrides:

nextBatch in class AbstractFileSeriesReader

close

public void close()

Specified by:

close in interface IBatchReader

Overrides:

close in class AbstractFileSeriesReader