程序包 com.alibaba.dubbo.common.io

类 Bytes

com.alibaba.dubbo.common.io.Bytes

public class Bytes
extends 

CodecUtils.

方法概要

修饰符和类型	方法	说明
static byte[]	str)	from base64 string.
static byte[]	str, char[] code)	from base64 string.
static byte[]	str, int offset, int length)	from base64 string.
static byte[]	str, int off, int len, char[] code)	from base64 string.
static byte[]	str, int off, int len, code)	from base64 string.
static byte[]	str, code)	from base64 string.
static	bytes2base64(byte[] b)	to base64 string.
static	bytes2base64(byte[] b, char[] code)	to base64 string.
static	bytes2base64(byte[] b, int offset, int length)	to base64 string.
static	bytes2base64(byte[] bs, int off, int len, char[] code)	to base64 string.
static	bytes2base64(byte[] b, int offset, int length, code)	to base64 string.
static	bytes2base64(byte[] b, code)	to base64 string.
static double	bytes2double(byte[] b)	to long.
static double	bytes2double(byte[] b, int off)	to long.
static float	bytes2float(byte[] b)	to int.
static float	bytes2float(byte[] b, int off)	to int.
static	bytes2hex(byte[] bs)	to hex string.
static	bytes2hex(byte[] bs, int off, int len)	to hex string.
static int	bytes2int(byte[] b)	to int.
static int	bytes2int(byte[] b, int off)	to int.
static long	bytes2long(byte[] b)	to long.
static long	bytes2long(byte[] b, int off)	to long.
static short	bytes2short(byte[] b)	to short.
static short	bytes2short(byte[] b, int off)	to short.
static byte[]	copyOf(byte[] src, int length)	byte array copy.
static byte[]	double2bytes(double v)	to byte array.
static void	double2bytes(double v, byte[] b)	to byte array.
static void	double2bytes(double v, byte[] b, int off)	to byte array.
static byte[]	float2bytes(float v)	to byte array.
static void	float2bytes(float v, byte[] b)	to byte array.
static void	float2bytes(float v, byte[] b, int off)	to byte array.
static byte[]	getMD5(byte[] source)	get md5.
static byte[]	file)	get md5.
static byte[]	is)	get md5.
static byte[]	str)	get md5.
static byte[]	str)	from hex string.
static byte[]	str, int off, int len)	from hex string.
static byte[]	int2bytes(int v)	to byte array.
static void	int2bytes(int v, byte[] b)	to byte array.
static void	int2bytes(int v, byte[] b, int off)	to byte array.
static byte[]	long2bytes(long v)	to byte array.
static void	long2bytes(long v, byte[] b)	to byte array.
static void	long2bytes(long v, byte[] b, int off)	to byte array.
static byte[]	short2bytes(short v)	to byte array.
static void	short2bytes(short v, byte[] b)	to byte array.
static void	short2bytes(short v, byte[] b, int off)	to byte array.
static byte[]	unzip(byte[] bytes)	unzip.
static byte[]	zip(byte[] bytes)	zip.

从类继承的方法 java.lang.

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方法详细资料

copyOf

public static byte[] copyOf(byte[] src,
                            int length)

byte array copy.

参数:

src - src.

length - new length.

返回:

new byte array.

short2bytes

public static byte[] short2bytes(short v)

to byte array.

参数:

v - value.

返回:

byte[].

short2bytes

public static void short2bytes(short v,
                               byte[] b)

to byte array.

参数:

v - value.

b - byte array.

short2bytes

public static void short2bytes(short v,
                               byte[] b,
                               int off)

to byte array.

参数:

v - value.

b - byte array.

int2bytes

public static byte[] int2bytes(int v)

to byte array.

参数:

v - value.

返回:

byte[].

int2bytes

public static void int2bytes(int v,
                             byte[] b)

to byte array.

参数:

v - value.

b - byte array.

int2bytes

public static void int2bytes(int v,
                             byte[] b,
                             int off)

to byte array.

参数:

v - value.

b - byte array.

off - array offset.

float2bytes

public static byte[] float2bytes(float v)

to byte array.

参数:

v - value.

返回:

byte[].

float2bytes

public static void float2bytes(float v,
                               byte[] b)

to byte array.

参数:

v - value.

b - byte array.

float2bytes

public static void float2bytes(float v,
                               byte[] b,
                               int off)

to byte array.

参数:

v - value.

b - byte array.

off - array offset.

long2bytes

public static byte[] long2bytes(long v)

to byte array.

参数:

v - value.

返回:

byte[].

long2bytes

public static void long2bytes(long v,
                              byte[] b)

to byte array.

参数:

v - value.

b - byte array.

long2bytes

public static void long2bytes(long v,
                              byte[] b,
                              int off)

to byte array.

参数:

v - value.

b - byte array.

off - array offset.

double2bytes

public static byte[] double2bytes(double v)

to byte array.

参数:

v - value.

返回:

byte[].

double2bytes

public static void double2bytes(double v,
                                byte[] b)

to byte array.

参数:

v - value.

b - byte array.

double2bytes

public static void double2bytes(double v,
                                byte[] b,
                                int off)

to byte array.

参数:

v - value.

b - byte array.

off - array offset.

bytes2short

public static short bytes2short(byte[] b)

to short.

参数:

b - byte array.

返回:

short.

bytes2short

public static short bytes2short(byte[] b,
                                int off)

to short.

参数:

b - byte array.

off - offset.

返回:

short.

bytes2int

public static int bytes2int(byte[] b)

to int.

参数:

b - byte array.

返回:

int.

bytes2int

public static int bytes2int(byte[] b,
                            int off)

to int.

参数:

b - byte array.

off - offset.

返回:

int.

bytes2float

public static float bytes2float(byte[] b)

to int.

参数:

b - byte array.

返回:

int.

bytes2float

public static float bytes2float(byte[] b,
                                int off)

to int.

参数:

b - byte array.

off - offset.

返回:

int.

bytes2long

public static long bytes2long(byte[] b)

to long.

参数:

b - byte array.

返回:

long.

bytes2long

public static long bytes2long(byte[] b,
                              int off)

to long.

参数:

b - byte array.

off - offset.

返回:

long.

bytes2double

public static double bytes2double(byte[] b)

to long.

参数:

b - byte array.

返回:

double.

bytes2double

public static double bytes2double(byte[] b,
                                  int off)

to long.

参数:

b - byte array.

off - offset.

返回:

double.

bytes2hex

public static  bytes2hex(byte[] bs)

to hex string.

参数:

bs - byte array.

返回:

hex string.

bytes2hex

public static  bytes2hex(byte[] bs,
                               int off,
                               int len)

to hex string.

参数:

bs - byte array.

off - offset.

len - length.

返回:

hex string.

hex2bytes

public static byte[] hex2bytes( str)

from hex string.

参数:

str - hex string.

返回:

byte array.

hex2bytes

public static byte[] hex2bytes( str,
                               int off,
                               int len)

from hex string.

参数:

str - hex string.

off - offset.

len - length.

返回:

byte array.

bytes2base64

public static  bytes2base64(byte[] b)

to base64 string.

参数:

b - byte array.

返回:

base64 string.

bytes2base64

public static  bytes2base64(byte[] b,
                                  int offset,
                                  int length)

to base64 string.

参数:

b - byte array.

返回:

base64 string.

bytes2base64

public static  bytes2base64(byte[] b,
                                   code)

to base64 string.

参数:

b - byte array.

code - base64 code string(0-63 is base64 char,64 is pad char).

返回:

base64 string.

bytes2base64

public static  bytes2base64(byte[] b,
                                  int offset,
                                  int length,
                                   code)

to base64 string.

参数:

b - byte array.

code - base64 code string(0-63 is base64 char,64 is pad char).

返回:

base64 string.

bytes2base64

public static  bytes2base64(byte[] b,
                                  char[] code)

to base64 string.

参数:

b - byte array.

code - base64 code(0-63 is base64 char,64 is pad char).

返回:

base64 string.

bytes2base64

public static  bytes2base64(byte[] bs,
                                  int off,
                                  int len,
                                  char[] code)

to base64 string.

参数:

bs - byte array.

off - offset.

len - length.

code - base64 code(0-63 is base64 char,64 is pad char).

返回:

base64 string.

base642bytes

public static byte[] base642bytes( str)

from base64 string.

参数:

str - base64 string.

返回:

byte array.

base642bytes

public static byte[] base642bytes( str,
                                  int offset,
                                  int length)

from base64 string.

参数:

str - base64 string.

offset - offset.

length - length.

返回:

byte array.

base642bytes

public static byte[] base642bytes( str,
                                   code)

from base64 string.

参数:

str - base64 string.

code - base64 code(0-63 is base64 char,64 is pad char).

返回:

byte array.

base642bytes

public static byte[] base642bytes( str,
                                  int off,
                                  int len,
                                   code)

from base64 string.

参数:

str - base64 string.

off - offset.

len - length.

code - base64 code(0-63 is base64 char,64 is pad char).

返回:

byte array.

base642bytes

public static byte[] base642bytes( str,
                                  char[] code)

from base64 string.

参数:

str - base64 string.

code - base64 code(0-63 is base64 char,64 is pad char).

返回:

byte array.

base642bytes

public static byte[] base642bytes( str,
                                  int off,
                                  int len,
                                  char[] code)

from base64 string.

参数:

str - base64 string.

off - offset.

len - length.

code - base64 code(0-63 is base64 char,64 is pad char).

返回:

byte array.

zip

public static byte[] zip(byte[] bytes)
                  throws 

zip.

参数:

bytes - source.

返回:

compressed byte array.

抛出:

unzip

public static byte[] unzip(byte[] bytes)
                    throws 

unzip.

参数:

bytes - compressed byte array.

返回:

byte uncompressed array.

抛出:

getMD5

public static byte[] getMD5( str)

get md5.

参数:

str - input string.

返回:

MD5 byte array.

getMD5

public static byte[] getMD5(byte[] source)

get md5.

参数:

source - byte array source.

返回:

MD5 byte array.

getMD5

public static byte[] getMD5( file)
                     throws 

get md5.

参数:

file - file source.

返回:

MD5 byte array.

抛出:

getMD5

public static byte[] getMD5( is)
                     throws 

get md5.

参数:

is - input stream.

返回:

MD5 byte array.

抛出: