Package org.apache.pinot.segment.local.io.util

Class FixedByteValueReaderWriter

java.lang.Object

org.apache.pinot.segment.local.io.util.FixedByteValueReaderWriter

All Implemented Interfaces:

Closeable, AutoCloseable, ValueReader

public final class FixedByteValueReaderWriter
extends Object
implements ValueReader

Constructor Summary

Constructors

Constructor	Description
FixedByteValueReaderWriter(PinotDataBuffer dataBuffer)

Method Summary

Modifier and Type	Method	Description
void	close()
int	compareBytes(int index, int numBytesPerValue, byte[] bytes)	Returns the comparison result of the bytes values.
int	compareUtf8Bytes(int index, int numBytesPerValue, byte[] bytes)	Returns the comparison result of the UTF-8 decoded values.
byte[]	getBytes(int index, int numBytesPerValue)	NOTE: Do not reuse buffer for BYTES because the return value can have variable length.
double	getDouble(int index)
float	getFloat(int index)
int	getInt(int index)
long	getLong(int index)
String	getPaddedString(int index, int numBytesPerValue, byte[] buffer)	NOTE: The passed in reusable buffer should have capacity of at least numBytesPerValue.
byte[]	getUnpaddedBytes(int index, int numBytesPerValue, byte[] buffer)	Returns un-padded bytes for string.
String	getUnpaddedString(int index, int numBytesPerValue, byte[] buffer)	NOTE: The passed in reusable buffer should have capacity of at least numBytesPerValue.
void	writeBytes(int index, int numBytesPerValue, byte[] value)
void	writeDouble(int index, double value)
void	writeFloat(int index, float value)
void	writeInt(int index, int value)
void	writeLong(int index, long value)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pinot.segment.local.io.util.ValueReader

getBigDecimal

Constructor Detail

FixedByteValueReaderWriter

public FixedByteValueReaderWriter(PinotDataBuffer dataBuffer)

Method Detail

getInt

public int getInt(int index)

Specified by:

getInt in interface ValueReader

getLong

public long getLong(int index)

Specified by:

getLong in interface ValueReader

getFloat

public float getFloat(int index)

Specified by:

getFloat in interface ValueReader

getDouble

public double getDouble(int index)

Specified by:

getDouble in interface ValueReader

getUnpaddedBytes

public byte[] getUnpaddedBytes(int index,
                               int numBytesPerValue,
                               byte[] buffer)

Description copied from interface: ValueReader

Returns un-padded bytes for string. NOTE: The passed in reusable buffer should have capacity of at least numBytesPerValue.

Specified by:

getUnpaddedBytes in interface ValueReader

getUnpaddedString

public String getUnpaddedString(int index,
                                int numBytesPerValue,
                                byte[] buffer)

Description copied from interface: ValueReader

NOTE: The passed in reusable buffer should have capacity of at least numBytesPerValue.

Specified by:

getUnpaddedString in interface ValueReader

getPaddedString

public String getPaddedString(int index,
                              int numBytesPerValue,
                              byte[] buffer)

Description copied from interface: ValueReader

NOTE: The passed in reusable buffer should have capacity of at least numBytesPerValue.

Specified by:

getPaddedString in interface ValueReader

getBytes

public byte[] getBytes(int index,
                       int numBytesPerValue)

Description copied from interface: ValueReader

NOTE: Do not reuse buffer for BYTES because the return value can have variable length.

Specified by:

getBytes in interface ValueReader

compareUtf8Bytes

public int compareUtf8Bytes(int index,
                            int numBytesPerValue,
                            byte[] bytes)

Description copied from interface: ValueReader

Returns the comparison result of the UTF-8 decoded values.

Specified by:

compareUtf8Bytes in interface ValueReader

compareBytes

public int compareBytes(int index,
                        int numBytesPerValue,
                        byte[] bytes)

Description copied from interface: ValueReader

Returns the comparison result of the bytes values.

Specified by:

compareBytes in interface ValueReader

writeInt

public void writeInt(int index,
                     int value)

writeLong

public void writeLong(int index,
                      long value)

writeFloat

public void writeFloat(int index,
                       float value)

writeDouble

public void writeDouble(int index,
                        double value)

writeBytes

public void writeBytes(int index,
                       int numBytesPerValue,
                       byte[] value)

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable