String plain = "你好";
byte[] bytes = plain.getBytes("utf-8");
byte[] bytes2 = new String(bytes, "utf-8").getBytes("gbk");
plain=new String(bytes2, "gbk");
String plain = "你好";
byte[] bytes = plain.getBytes("utf-8");
byte[] bytes2 = new String(bytes, "utf-8").getBytes("gbk");
plain=new String(bytes2, "gbk");