Imooc_Java实现Base64加密_2-1实现Base64算法

原视频链接
Imooc_Java实现Base64加密_2-1实现Base64算法

package Base64;

import java.io.IOException;


import sun.misc.*;
public class Base64 {

    //设置要进行Base64加密的原始字符串
    private static String src = "imooc Base64";



    public static void main(String[] args) {
        jdkBase64Encode();
        CommonsCodesBase64();
        BouncyCastleBase64();
    }//main方法结束


    //BASE64Encoder  可对文字,或字符串进行Base64编码/解码


    //通过jdk(导入)来实现Base64的加密
    public static void jdkBase64Encode(){

        try {
            //实例一个加密者encoder
            BASE64Encoder encoder = new BASE64Encoder();
            //加密者进行加密(encode)处理,将加密后的字符串密文保存到encode里面
            String encode = encoder.encode(src.getBytes());
            //输出加密后的字符串输出
            System.out.println("encode:"+encode);


            //实例一个加密者decoder
            BASE64Decoder decoder = new BASE64Decoder();
            //解密者进行解密(decode)处理
            System.out.println("decode:"+new String(decoder.decodeBuffer(encode)));
        } catch (IOException e) {
            e.printStackTrace();
        }//try结束
    }//jdkBase64Encode方法结束


    //通过CommonsCodes来实现Base64的加密
    public static void CommonsCodesBase64(){
        byte[] encodeBytes = org.apache.commons.codec.binary.Base64.encodeBase64(src.getBytes());
        System.out.println("CommonsCodesEncode:"+new String(encodeBytes));

        byte[] decodeBytes = org.apache.commons.codec.binary.Base64.decodeBase64(encodeBytes);
        System.out.println("CommonsCodesDecode:"+new String(decodeBytes));
    }//commonsCodesBase64方法结束


    //通过BouncyCastleBase64来实现Base64的加密
    public static void BouncyCastleBase64(){
        byte[] encodeBytes = org.bouncycastle.util.encoders.Base64.encode(src.getBytes());
        System.out.println("BouncyCastleBase64Encode:"+new String(encodeBytes));

        byte[] decodeBytes = org.bouncycastle.util.encoders.Base64.decode(encodeBytes);
        System.out.println("BouncyCastleDecode:"+new String(decodeBytes));

    }//BouncyCastleBase64方法结束



}//jluzhBase64类结束