io.prestosql.operator.aggregation

Class FloatingPointBitsConverterUtil

java.lang.Object

io.prestosql.operator.aggregation.FloatingPointBitsConverterUtil

public final class FloatingPointBitsConverterUtil
extends Object

Method Summary

Modifier and Type	Method and Description
static long	doubleToSortableLong(double value) Converts a double value to a sortable long.
static int	floatToSortableInt(float value) Converts a float value to a sortable int.
static float	sortableIntToFloat(int value) Coverts a sortable int to float.
static double	sortableLongToDouble(long value) Converts a sortable long to double.

Methods inherited from class java.lang.Object

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

Method Detail

doubleToSortableLong

public static long doubleToSortableLong(double value)

Converts a double value to a sortable long. The value is converted by getting their IEEE 754 floating-point bit layout. Some bits are swapped to be able to compare the result as long.

sortableLongToDouble

public static double sortableLongToDouble(long value)

Converts a sortable long to double.

See Also:

sortableLongToDouble(long)

floatToSortableInt

public static int floatToSortableInt(float value)

Converts a float value to a sortable int.

See Also:

doubleToSortableLong(double)

sortableIntToFloat

public static float sortableIntToFloat(int value)

Coverts a sortable int to float.

See Also:

sortableLongToDouble(long)