io.github.alleriawindrunner.sdk.v3.utils

类 Hex

java.lang.Object

io.github.alleriawindrunner.sdk.v3.utils.Hex

public class Hex
extends java.lang.Object

Utility class for converting hex data to bytes and back again.

方法概要

限定符和类型	方法和说明
static java.lang.String	addPrefix(java.lang.String data)
static byte[]	decode(byte[] data) decode the Hex encoded input data.
static byte[]	decode(java.lang.String data) decode the Hex encoded String data - whitespace will be ignored.
static int	decode(java.lang.String data, java.io.OutputStream out) decode the Hex encoded String data writing it to the given output stream, whitespace characters will be ignored.
static byte[]	encode(byte[] data) encode the input data producing a Hex encoded byte array.
static byte[]	encode(byte[] data, int off, int length) encode the input data producing a Hex encoded byte array.
static int	encode(byte[] data, int off, int length, java.io.OutputStream out) Hex encode the byte data writing it to the given output stream.
static int	encode(byte[] data, java.io.OutputStream out) Hex encode the byte data writing it to the given output stream.
static boolean	hasHexPrefix(java.lang.String data)
static java.lang.String	toHexString(byte[] data)
static java.lang.String	toHexString(byte[] data, int off, int length)
static java.lang.String	toHexStringWithPrefix(byte[] data)
static java.lang.String	trimPrefix(java.lang.String data)

从类继承的方法 java.lang.Object

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

方法详细资料

hasHexPrefix

public static boolean hasHexPrefix(java.lang.String data)

addPrefix

public static java.lang.String addPrefix(java.lang.String data)

trimPrefix

public static java.lang.String trimPrefix(java.lang.String data)

toHexStringWithPrefix

public static java.lang.String toHexStringWithPrefix(byte[] data)

toHexString

public static java.lang.String toHexString(byte[] data)

toHexString

public static java.lang.String toHexString(byte[] data,
                                           int off,
                                           int length)

encode

public static byte[] encode(byte[] data)

encode the input data producing a Hex encoded byte array.

参数:

data - the input data

返回:

a byte array containing the Hex encoded data.

encode

public static byte[] encode(byte[] data,
                            int off,
                            int length)

encode the input data producing a Hex encoded byte array.

参数:

data - the input byte array

off - the offset of the data to be converted

length - the length of the data to be converted

返回:

a byte array containing the Hex encoded data.

encode

public static int encode(byte[] data,
                         java.io.OutputStream out)
                  throws java.io.IOException

Hex encode the byte data writing it to the given output stream.

参数:

data - the byte array

out - the output stream

返回:

the number of bytes produced.

抛出:

java.io.IOException - the I/O exception

encode

public static int encode(byte[] data,
                         int off,
                         int length,
                         java.io.OutputStream out)
                  throws java.io.IOException

Hex encode the byte data writing it to the given output stream.

参数:

data - the byte array

off - the offset of the data to be converted

length - the length of the data to be converted

out - the output stream

返回:

the number of bytes produced.

抛出:

java.io.IOException - the I/O exception

decode

public static byte[] decode(byte[] data)

decode the Hex encoded input data. It is assumed the input data is valid.

参数:

data - the input byte array

返回:

a byte array representing the decoded data.

decode

public static byte[] decode(java.lang.String data)

decode the Hex encoded String data - whitespace will be ignored.

参数:

data - the input byte array

返回:

a byte array representing the decoded data.

decode

public static int decode(java.lang.String data,
                         java.io.OutputStream out)
                  throws java.io.IOException

decode the Hex encoded String data writing it to the given output stream, whitespace characters will be ignored.

参数:

data - the input byte array

out - the output stream

返回:

the number of bytes produced.

抛出:

java.io.IOException - the I/O exception