org.brewchain.core.crypto.cwv.util

类 BytesHelper

java.lang.Object

org.brewchain.core.crypto.cwv.util.BytesHelper

public class BytesHelper
extends java.lang.Object

构造器概要

构造器

构造器和说明
BytesHelper()

方法概要

限定符和类型	方法和说明
static byte[]	appendByte(byte[] bytes, byte b)
static byte[]	appendBytes(byte[] bt1, byte[] bt2)
static java.lang.String	bigDecimal2HexStr(java.math.BigDecimal bigDecimal, int multiplyCount) BigDecimal转16进制字符串（包含0x）
static byte[]	bigIntegerToBytes(java.math.BigInteger value)
static byte[]	bigIntegerToBytes(java.math.BigInteger b, int numBytes)
static com.google.protobuf.ByteString	bigIntegerToByteString(java.math.BigInteger value)
static int	byteArrayToInt(byte[] b)
static java.math.BigDecimal	hexStr2BigDecimal(java.lang.String hexValue, int divideCount, int resultPrecision) 16进制字符串转BigDecimal
static byte[]	hexStringToBytes(java.lang.String data)
static byte[]	intToBytes(int val)
static byte[]	merge(byte[]... arrays)
static java.lang.String	oneByteToHexString(byte value)
static java.lang.String	toHexString(byte[] data)

从类继承的方法 java.lang.Object

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

构造器详细资料

BytesHelper

public BytesHelper()

方法详细资料

appendByte

public static byte[] appendByte(byte[] bytes,
                                byte b)

appendBytes

public static byte[] appendBytes(byte[] bt1,
                                 byte[] bt2)

bigIntegerToBytes

public static byte[] bigIntegerToBytes(java.math.BigInteger b,
                                       int numBytes)

bigIntegerToBytes

public static byte[] bigIntegerToBytes(java.math.BigInteger value)

oneByteToHexString

public static java.lang.String oneByteToHexString(byte value)

toHexString

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

hexStringToBytes

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

intToBytes

public static byte[] intToBytes(int val)

byteArrayToInt

public static int byteArrayToInt(byte[] b)

merge

public static byte[] merge(byte[]... arrays)

参数:

arrays - - arrays to merge

返回:

- merged array

bigIntegerToByteString

public static com.google.protobuf.ByteString bigIntegerToByteString(java.math.BigInteger value)

hexStr2BigDecimal

public static java.math.BigDecimal hexStr2BigDecimal(java.lang.String hexValue,
                                                     int divideCount,
                                                     int resultPrecision)

16进制字符串转BigDecimal

参数:

hexValue - 16进制数据(包含0x)

divideCount - 扣减精度 18

resultPrecision - 结果精度设定

返回:

bigDecimal2HexStr

public static java.lang.String bigDecimal2HexStr(java.math.BigDecimal bigDecimal,
                                                 int multiplyCount)

BigDecimal转16进制字符串（包含0x）

参数:

bigDecimal -

multiplyCount - 增加精度 18

返回: