package com.ruoyi.app.utils.trtc; import java.util.Base64; public class Base64URL { public static byte[] base64EncodeUrl(byte[] input) { byte[] base64 = Base64.getEncoder().encode(input); for (int i = 0; i < base64.length; ++i) switch (base64[i]) { case '+': base64[i] = '*'; break; case '/': base64[i] = '-'; break; case '=': base64[i] = '_'; break; default: break; } return base64; } }