net.jahhan.com.alibaba.dubbo.common.io

类 Bytes

java.lang.Object

net.jahhan.com.alibaba.dubbo.common.io.Bytes

public class Bytes
extends Object

CodecUtils.

作者:

qian.lei

方法概要

限定符和类型	方法和说明
static byte[]	base642bytes(String str) from base64 string.
static byte[]	base642bytes(String str, char[] code) from base64 string.
static byte[]	base642bytes(String str, int offset, int length) from base64 string.
static byte[]	base642bytes(String str, int off, int len, char[] code) from base64 string.
static byte[]	base642bytes(String str, int off, int len, String code) from base64 string.
static byte[]	base642bytes(String str, String code) from base64 string.
static String	bytes2base64(byte[] b) to base64 string.
static String	bytes2base64(byte[] b, char[] code) to base64 string.
static String	bytes2base64(byte[] b, int offset, int length) to base64 string.
static String	bytes2base64(byte[] bs, int off, int len, char[] code) to base64 string.
static String	bytes2base64(byte[] b, int offset, int length, String code) to base64 string.
static String	bytes2base64(byte[] b, String 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 String	bytes2hex(byte[] bs) to hex string.
static String	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[]	getMD5(File file) get md5.
static byte[]	getMD5(InputStream is) get md5.
static byte[]	getMD5(String str) get md5.
static byte[]	hex2bytes(String str) from hex string.
static byte[]	hex2bytes(String 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.Object

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

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 String bytes2hex(byte[] bs)

to hex string.

参数:

bs - byte array.

返回:

hex string.

bytes2hex

public static String 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(String str)

from hex string.

参数:

str - hex string.

返回:

byte array.

hex2bytes

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

from hex string.

参数:

str - hex string.

off - offset.

len - length.

返回:

byte array.

bytes2base64

public static String bytes2base64(byte[] b)

to base64 string.

参数:

b - byte array.

返回:

base64 string.

bytes2base64

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

to base64 string.

参数:

b - byte array.

返回:

base64 string.

bytes2base64

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

from base64 string.

参数:

str - base64 string.

返回:

byte array.

base642bytes

public static byte[] base642bytes(String 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(String str,
                                  String 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(String str,
                                  int off,
                                  int len,
                                  String 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(String 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(String 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 IOException

zip.

参数:

bytes - source.

返回:

compressed byte array.

抛出:

IOException.

IOException

unzip

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

unzip.

参数:

bytes - compressed byte array.

返回:

byte uncompressed array.

抛出:

IOException

getMD5

public static byte[] getMD5(String 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 file)
                     throws IOException

get md5.

参数:

file - file source.

返回:

MD5 byte array.

抛出:

IOException

getMD5

public static byte[] getMD5(InputStream is)
                     throws IOException

get md5.

参数:

is - input stream.

返回:

MD5 byte array.

抛出:

IOException