import java.math.BigInteger; public class HexToBytes { public static void main(String[] args) { String hexString = "4a61661"; // 示例十六进制字符串 byte[] bytes = hexStringToBytes(hexString); // 打印结果,验证转换 for (byte b
publicclassHexStringToBytesExample{publicstaticvoidmain(String[]args){StringhexString="48656c6c6f20576f726c64";byte[]bytes=hexStringToBytes(hexString);System.out.println(Arrays.toString(bytes));}publicstaticbyte[]hexStringToBytes(StringhexString){intlen=hexString.length();if(len%2!=0){thrownewIllega...
然后,通过一个循环,将bytes列表中的字节依次赋值给字节数组。 完整代码示例 下面是将以上步骤整合到一起的完整代码示例: importjava.util.ArrayList;importjava.util.List;publicclassHexStringToBytesConverter{publicstaticbyte[]convert(StringhexString){List<String>hexPairs=newArrayList<>();for(inti=0;i<hexString....
String hexString ="0b 15 1f 29 33 3d 47 51"; String str = BytesUtil.bytesToHexString(bytes); System.out.println("str--->" + str); byte[] hexStringToBytes = BytesUtil.hexStringToBytes(hexString); for (int i =0; i < hexStringToBytes.length; i++) { System.out.println("hexString...
publicstaticbyte[] hexStringToBytes(String hexString) {if(hexString ==null|| hexString.equals("")) {returnnull; } hexString=hexString.toUpperCase();intlength = hexString.length() / 2;char[] hexChars =hexString.toCharArray();byte[] d =newbyte[length];for(inti = 0; i < length; i++) ...
* @param bytes 需要转换的byte数组 * @return 转换后的Hex字符串 */publicstaticStringbytesToHex(byte[]bytes){StringBuffer sb=newStringBuffer();for(int i=0;i<bytes.length;i++){String hex=Integer.toHexString(bytes[i]&0xFF);if(hex.length()<2){sb.append(0);}sb.append(hex);}returnsb.to...
Java数字类进制转换、类型转换 之前做tcp通讯功能要发送byte数组遇到一些进制转换，类型的问题，现在整理分享一下。/** * 两位16进制字符串转byte数组 * * @param hex * @return */ public static byte[] hexStringToBytes(String hex) { if ("".equals(hex) && hex.length() == 0...
String msg= "亲，你好";System.out.println(encode(msg));System.out.println(decode(encode(msg)));} public static String encode(String str) { byte[] bytes = str.getBytes();StringBuilder sb = new StringBuilder(bytes.length * 2);//转换hex编码 for (byte b : bytes) { sb.append...
java中 Hex(十六进制)和 byte[]相互转换 1.Hex转成byte[] /** * hex转byte数组 * @param hex * @return */ public static byte[] hexToByte(String hex){ int m = 0, n = 0; int byteLen = hex.length() / 2; // 每两个字符描述一个字节 byte[] ret = new byte[byteLen]; for (int...
publicclassHexStringToBytesExample{publicstaticbyte[]hexStringToBytes(StringhexString){String[]hexPairs=hexString.split("(?<=\\G.{2})");byte[]bytes=newbyte[hexPairs.length];for(inti=0;i<hexPairs.length;i++){bytes[i]=(byte)Integer.parseInt(hexPairs[i],16);}byte[]result=newbyte[bytes.le...