JAVA二进制字节数组字符十六进制BCD编码转换

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1、JAVA二进制字节数组字符十六进制BCD编码转换;importjava.io.*;importjava.security.MessageDigest;importjava.security.NoSuchAlgorithmException;publicclassDataConverter{/*把16进制字符串转换成字节数组*@paramhex*@return*/publicstaticbyte[]hexStringToByte(Stringhex){intlen=(hex.length()/2);byte[]result=newbyte[len];char[]achar=

2、hex.toCharArray();for(inti=0;i

3、toByte(achar[pos+1]));}returnresult;}privatestaticbytetoByte(charc){byteb=(byte)"0123456789ABCDEF".indexOf(c);returnb;}/***//***把字节数组转换成16进制字符串*@parambArray*@return*/publicstaticfinalStringbytesToHex

4、String(byte[]bArray){StringBuffersb=newStringBuffer(bArray.length);StringsTemp;for(inti=0;i

5、xception*@throwsClassNotFoundException*/publicstaticfinalObjectbytesToObject(byte[]bytes)throwsIOException,ClassNotFoundException{ByteArrayInputStreamin=newByteArrayInputStream(bytes);ObjectInputStreamoi=newObjectInputStream(in);Objecto=oi.readObject();oi.close();returno;}/***//***把可序列化对象

6、转换成字节数组*@params*@return*@throwsIOException*/publicstaticfinalbyte[]objectToBytes(Serializables)throwsIOException{ByteArrayOutputStreamout=newByteArrayOutputStream();ObjectOutputStreamot=newObjectOutputStream(out);ot.writeObject(s);ot.flush();ot.close();returnout.toByteArray();}publicstati

7、cfinalStringobjectToHexString(Serializables)throwsIOException{returnbytesToHexString(objectToBytes(s));}publicstaticfinalObjecthexStringToObject(Stringhex)throwsIOException,ClassNotFoundException{returnbytesToObject(hexStringToByte(hex));}/***//***@函数功能:BCD码转为10进制串(阿拉伯数据)*@输入参数:BCD码*@输出结果

8、:10进制串*/publicstaticStringbcd2Str(byte[]bytes){StringBuffertemp=newStringBuffer(bytes.length*2);for(inti=0;i>>4));temp.append((byte)(bytes[i]&0x0f));}returntemp.toString().substring(0,1).equalsIgnoreCase("0")?tem