Package io.trino.orc.stream

Class LongDecode

java.lang.Object

io.trino.orc.stream.LongDecode

public final class LongDecode
extends Object

Method Summary

Modifier and Type	Method	Description
static int	decodeBitWidth(int n)	Decodes the ordinal fixed bit value to actual fixed bit width value.
static int	getClosestFixedBits(int width)	Gets the closest supported fixed bit width for the specified bit width.
static long	readSignedVInt(OrcInputStream inputStream)
static long	readVInt(boolean signed, OrcInputStream inputStream)
static void	writeVLong(io.airlift.slice.SliceOutput buffer, long value, boolean signed)
static long	zigzagDecode(long value)

Methods inherited from class java.lang.Object

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

Method Detail

decodeBitWidth

public static int decodeBitWidth(int n)

Decodes the ordinal fixed bit value to actual fixed bit width value.

getClosestFixedBits

public static int getClosestFixedBits(int width)

Gets the closest supported fixed bit width for the specified bit width.

readSignedVInt

public static long readSignedVInt(OrcInputStream inputStream)
                           throws IOException

Throws:

IOException

readVInt

public static long readVInt(boolean signed,
                            OrcInputStream inputStream)
                     throws IOException

Throws:

IOException

zigzagDecode

public static long zigzagDecode(long value)

writeVLong

public static void writeVLong(io.airlift.slice.SliceOutput buffer,
                              long value,
                              boolean signed)