org.apache.iotdb.tsfile.write.chunk

Class ValueChunkWriter

java.lang.Object

org.apache.iotdb.tsfile.write.chunk.ValueChunkWriter

public class ValueChunkWriter
extends Object

Constructor Summary

Constructors

Constructor and Description
ValueChunkWriter(String measurementId, CompressionType compressionType, TSDataType dataType, TSEncoding encodingType, Encoder valueEncoder)

Method Summary

Modifier and Type	Method and Description
boolean	checkPageSizeAndMayOpenANewPage()
void	clearPageWriter()
long	estimateMaxSeriesMemSize()
long	getCurrentChunkSize()
TSDataType	getDataType()
int	getNumOfPages()
PublicBAOS	getPageBuffer() only used for test
void	sealCurrentPage()
void	write(long[] timestamps, Binary[] values, int batchSize)
void	write(long[] timestamps, boolean[] values, int batchSize)
void	write(long[] timestamps, double[] values, int batchSize)
void	write(long[] timestamps, float[] values, int batchSize)
void	write(long[] timestamps, int[] values, int batchSize)
void	write(long[] timestamps, long[] values, int batchSize)
void	write(long time, Binary value, boolean isNull)
void	write(long time, boolean value, boolean isNull)
void	write(long time, double value, boolean isNull)
void	write(long time, float value, boolean isNull)
void	write(long time, int value, boolean isNull)
void	write(long time, long value, boolean isNull)
void	writeAllPagesOfChunkToTsFile(TsFileIOWriter writer) write the page to specified IOWriter.
void	writeEmptyPageToPageBuffer()
void	writePageToPageBuffer()
void	writeToFileWriter(TsFileIOWriter tsfileWriter)

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueChunkWriter

public ValueChunkWriter(String measurementId,
                        CompressionType compressionType,
                        TSDataType dataType,
                        TSEncoding encodingType,
                        Encoder valueEncoder)

Method Detail

write

public void write(long time,
                  long value,
                  boolean isNull)

write

public void write(long time,
                  int value,
                  boolean isNull)

write

public void write(long time,
                  boolean value,
                  boolean isNull)

write

public void write(long time,
                  float value,
                  boolean isNull)

write

public void write(long time,
                  double value,
                  boolean isNull)

write

public void write(long time,
                  Binary value,
                  boolean isNull)

write

public void write(long[] timestamps,
                  int[] values,
                  int batchSize)

write

public void write(long[] timestamps,
                  long[] values,
                  int batchSize)

write

public void write(long[] timestamps,
                  boolean[] values,
                  int batchSize)

write

public void write(long[] timestamps,
                  float[] values,
                  int batchSize)

write

public void write(long[] timestamps,
                  double[] values,
                  int batchSize)

write

public void write(long[] timestamps,
                  Binary[] values,
                  int batchSize)

writeEmptyPageToPageBuffer

public void writeEmptyPageToPageBuffer()

writePageToPageBuffer

public void writePageToPageBuffer()

writeToFileWriter

public void writeToFileWriter(TsFileIOWriter tsfileWriter)
                       throws IOException

Throws:

IOException

estimateMaxSeriesMemSize

public long estimateMaxSeriesMemSize()

getCurrentChunkSize

public long getCurrentChunkSize()

checkPageSizeAndMayOpenANewPage

public boolean checkPageSizeAndMayOpenANewPage()

sealCurrentPage

public void sealCurrentPage()

clearPageWriter

public void clearPageWriter()

getNumOfPages

public int getNumOfPages()

getDataType

public TSDataType getDataType()

writeAllPagesOfChunkToTsFile

public void writeAllPagesOfChunkToTsFile(TsFileIOWriter writer)
                                  throws IOException

write the page to specified IOWriter.

Parameters:

writer - the specified IOWriter

Throws:

IOException - exception in IO

getPageBuffer

public PublicBAOS getPageBuffer()

only used for test