package com.dayu.baselibrary.utils;
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/**
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* Copyright (C), 2022,
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* Author: zuo
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* Date: 2022/2/3 22:00
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* Description:
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*/
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public class StrUtil {
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/**
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* 字符串转化成为16进制字符串
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* @param s
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* @return
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*/
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public static String strTo16(String s) {
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String str = "";
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for (int i = 0; i < s.length(); i++) {
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int ch = (int) s.charAt(i);
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String s4 = Integer.toHexString(ch);
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str = str + s4;
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}
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return str;
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}
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/**
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* 16进制转换成为string类型字符串
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* @param s
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* @return
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*/
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public static String hexStringToString(String s) {
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if (s == null || s.equals("")) {
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return null;
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}
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s = s.replace(" ", "");
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byte[] baKeyword = new byte[s.length() / 2];
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for (int i = 0; i < baKeyword.length; i++) {
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try {
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baKeyword[i] = (byte) (0xff & Integer.parseInt(s.substring(i * 2, i * 2 + 2), 16));
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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try {
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s = new String(baKeyword, "UTF-8");
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new String();
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} catch (Exception e1) {
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e1.printStackTrace();
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}
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return s;
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}
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}
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