首先我们会将十六进制字符串转为byte数组: StringhexString="48656C6C6F20576F726C64";byte[]byteArray=newbyte[hexString.length()/2];for(inti=0;i<hexString.length();i+=2){byteArray[i/2]=(byte)((Character.digit(hexString.charAt(i),16)<<4)+Character.digit(hexString.charAt(i+1),16));} ...
以下是使用Java实现Hex转String的示例代码: publicclassHexUtil{publicstaticStringhexToString(Stringhex){StringBuildersb=newStringBuilder();for(inti=0;i<hex.length();i+=2){Stringstr=hex.substring(i,i+2);intdecimal=Integer.parseInt(str,16);sb.append((char)decimal);}returnsb.toString();}publicstati...
java Byte[] to String(hex) 1. 字节数组转换成16进制字符展示 2.代码 packagecom.goodfan;publicclassByteArrayToString {privatestaticchar[] HEX_CHAR = {'0', '1', '2', '3', '4', '5', '6', '7', '8','9', 'a', 'b', 'c', 'd', 'e', 'f'};privatestaticString byteArray...
baos.write((hexString.indexOf(bytes.charAt(i)) << 4 | hexString.indexOf(bytes.charAt(i + 1)));return new String(baos.toByteArray());} }
String转8进制ASCII publicstaticStringstr2Oct(String str){StringBuildersb=newStringBuilder();for(inti=0; i < str.length(); i++) {charc=str.charAt(i);// 这里的第二个参数8表8进制sb.append(Integer.toString(c,8));// 或者直接用toOctalString方法转8进制// sb.append(Integer.toOctalString(c...
BigInteger类是Java中用于处理大整数的类,它提供了各种方法来进行大整数的运算和转换。 要将HEX String转换为BigInt,可以使用BigInteger类的静态方法valueOf()或者构造方法BigInteger(String val, int radix)。 下面是一个示例代码: 代码语言:java 复制 importjava.math.BigInteger;publicclassHexToBigInt{publicstaticvoi...
/*输入一个string(16进制的字符hex eg:ff)输出为16进制的byte[],注意输入为小写的hex字符串*/ public byte[] hexStringToByte(String hex) { int len = (hex.length() / 2); byte[] result = new byte[len]; char[] achar = hex.toCharArray(); ...
百度的都不好用,最后在stackoverflow上找到了。。。 https://stackoverflow.com/questions/12039341/hex-to-string-in-java-performance-is-too-slow
string, such as "0123456789ABCDEF", where each byte is represented * by two characters * @return * Byte representation of the hex string, will be half the length of string */ public static byte[] fromHexString(String hexString) { // It takes two chars to represent a single byte final ...
//package com.java2s; //License from project: Apache License public class Main { /** Converts the given hex string to a byte array. */ public static byte[] fromHexString(String hex) { int len = hex.length(); if (len % 2 != 0) throw new IllegalArgumentException("Not a hex ...