org.elasticsearch.common

Class Numbers

java.lang.Object

org.elasticsearch.common.Numbers

public final class Numbers
extends Object

A set of utilities for numbers.

Method Summary

Methods

Modifier and Type	Method and Description
static double	bytesToDouble(byte[] arr) Converts a byte array to double.
static double	bytesToDouble(org.apache.lucene.util.BytesRef bytes)
static float	bytesToFloat(byte[] arr) Converts a byte array to float.
static float	bytesToFloat(org.apache.lucene.util.BytesRef bytes)
static int	bytesToInt(byte[] arr) Converts a byte array to an int.
static int	bytesToInt(org.apache.lucene.util.BytesRef bytes)
static long	bytesToLong(byte[] arr) Converts a byte array to a long.
static long	bytesToLong(org.apache.lucene.util.BytesRef bytes)
static short	bytesToShort(byte[] arr) Converts a byte array to an short.
static short	bytesToShort(org.apache.lucene.util.BytesRef bytes)
static byte[]	doubleToBytes(double val) Converts a double to a byte array.
static byte[]	floatToBytes(float val) Converts a float to a byte array.
static byte[]	intToBytes(int val) Converts an int to a byte array.
static byte[]	longToBytes(long val) Converts a long to a byte array.
static byte[]	shortToBytes(int val) Converts an int to a byte array.

Methods inherited from class java.lang.Object

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

Method Detail

bytesToShort

public static short bytesToShort(byte[] arr)

Converts a byte array to an short.

Parameters:

arr - The byte array to convert to an short

Returns:

The int converted

bytesToShort

public static short bytesToShort(org.apache.lucene.util.BytesRef bytes)

bytesToInt

public static int bytesToInt(byte[] arr)

Converts a byte array to an int.

Parameters:

arr - The byte array to convert to an int

Returns:

The int converted

bytesToInt

public static int bytesToInt(org.apache.lucene.util.BytesRef bytes)

bytesToLong

public static long bytesToLong(byte[] arr)

Converts a byte array to a long.

Parameters:

arr - The byte array to convert to a long

Returns:

The long converter

bytesToLong

public static long bytesToLong(org.apache.lucene.util.BytesRef bytes)

bytesToFloat

public static float bytesToFloat(byte[] arr)

Converts a byte array to float.

Parameters:

arr - The byte array to convert to a float

Returns:

The float converted

bytesToFloat

public static float bytesToFloat(org.apache.lucene.util.BytesRef bytes)

bytesToDouble

public static double bytesToDouble(byte[] arr)

Converts a byte array to double.

Parameters:

arr - The byte array to convert to a double

Returns:

The double converted

bytesToDouble

public static double bytesToDouble(org.apache.lucene.util.BytesRef bytes)

intToBytes

public static byte[] intToBytes(int val)

Converts an int to a byte array.

Parameters:

val - The int to convert to a byte array

Returns:

The byte array converted

shortToBytes

public static byte[] shortToBytes(int val)

Converts an int to a byte array.

Parameters:

val - The int to convert to a byte array

Returns:

The byte array converted

longToBytes

public static byte[] longToBytes(long val)

Converts a long to a byte array.

Parameters:

val - The long to convert to a byte array

Returns:

The byte array converted

floatToBytes

public static byte[] floatToBytes(float val)

Converts a float to a byte array.

Parameters:

val - The float to convert to a byte array

Returns:

The byte array converted

doubleToBytes

public static byte[] doubleToBytes(double val)

Converts a double to a byte array.

Parameters:

val - The double to convert to a byte array

Returns:

The byte array converted