io.prestosql.operator

Class SyntheticAddress

java.lang.Object

io.prestosql.operator.SyntheticAddress

public final class SyntheticAddress
extends Object

Methods for creating and decoding synthetic addresses. A synthetic address is a physical position within an array of Slices. The address is encoded as a long with the high 32 bits containing the index of the slice in the array and the low 32 bits containing an offset within the slice.

Method Summary

Modifier and Type	Method and Description
static int	decodePosition(long sliceAddress)
static int	decodeSliceIndex(long sliceAddress)
static long	encodeSyntheticAddress(int sliceIndex, int sliceOffset)

Methods inherited from class java.lang.Object

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

Method Detail

encodeSyntheticAddress

public static long encodeSyntheticAddress(int sliceIndex,
                                          int sliceOffset)

decodeSliceIndex

public static int decodeSliceIndex(long sliceAddress)

decodePosition

public static int decodePosition(long sliceAddress)