Base64的编码和解码

String str=null;
String encode = new BASE64Encoder().encode(str.getBytes());
System.out.println("编码过后："+encode);
byte[] bytes = new BASE64Decoder().decodeBuffer(encode);
String decode = new String(bytes, "UTF-8");
System.out.println("解码过后："+decode);

原文：https://www.cnblogs.com/chenxu1997/p/12768279.html