Package org.apache.pinot.segment.local.io.readerwriter.impl

Class FixedByteSingleValueMultiColumnReaderWriter

java.lang.Object

org.apache.pinot.segment.local.io.readerwriter.impl.FixedByteSingleValueMultiColumnReaderWriter

All Implemented Interfaces:

Closeable, AutoCloseable

public class FixedByteSingleValueMultiColumnReaderWriter
extends Object
implements Closeable

SingleValue MultiColumn reader and writer for fixed size columns. This implementation currently does not support reading with context, but can be enhanced to do so. TODO: Clean this up

Constructor Summary

Constructors

Constructor	Description
FixedByteSingleValueMultiColumnReaderWriter(int numRowsPerChunk, int[] columnSizesInBytes, PinotDataBufferMemoryManager memoryManager, String allocationContext)	Constructor for the class.

Method Summary

Modifier and Type	Method	Description
void	close()
double	getDouble(int row, int column)
float	getFloat(int row, int column)
int	getInt(int row, int column)
long	getLong(int row, int column)
String	getString(int row, int column)
void	setDouble(int row, int column, double value)
void	setFloat(int row, int column, float value)
void	setInt(int row, int column, int value)
void	setLong(int row, int column, long value)
void	setString(int row, int column, String value)

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedByteSingleValueMultiColumnReaderWriter

public FixedByteSingleValueMultiColumnReaderWriter(int numRowsPerChunk,
                                                   int[] columnSizesInBytes,
                                                   PinotDataBufferMemoryManager memoryManager,
                                                   String allocationContext)

Constructor for the class.

Parameters:

numRowsPerChunk - Number of rows per chunk of data buffer.

columnSizesInBytes - Int array containing size of columns in bytes.

memoryManager - Memory manager to be used for allocating memory.

allocationContext - Allocation context (for debugging).

Method Detail

getInt

public int getInt(int row,
                  int column)

getLong

public long getLong(int row,
                    int column)

getFloat

public float getFloat(int row,
                      int column)

getDouble

public double getDouble(int row,
                        int column)

getString

public String getString(int row,
                        int column)

setInt

public void setInt(int row,
                   int column,
                   int value)

setLong

public void setLong(int row,
                    int column,
                    long value)

setFloat

public void setFloat(int row,
                     int column,
                     float value)

setDouble

public void setDouble(int row,
                      int column,
                      double value)

setString

public void setString(int row,
                      int column,
                      String value)

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException