URLDoBase64

import java.io.IOException;

import java.io.UnsupportedEncodingException;

import java.net.URLDecoder;

import java.net.URLEncoder;

import org.apache.log4j.Logger;

import sun.misc.BASE64Decoder;

import sun.misc.BASE64Encoder;

public class URLDoBase64 {

   private static final Logger LOG = Logger.getLogger(URLDoBase64.class);

    /**

     * 对base64编码的字符进行编码处理，以便于http传播 处理规则 ? (AAA) & (BBB) = (CCC) / (DDD) , (EEE) + (FFF) % (GGG) <

     * (HHH) > (III) # (JJJ)

     *

     * @param str

     * @return

     */

    public static String enURL(String str) {

         String sbase64=null;

        try {

           sbase64 = Base64.encode(str.getBytes("UTF-8"));

        } catch (UnsupportedEncodingException e) {

           e.printStackTrace();

        }

         return sbase64.replaceAll("\\?", "\\(AAA\\)").replaceAll("&", "\\(BBB\\)").replaceAll("=", "\\(CCC\\)").replaceAll("\\/", "\\(DDD\\)").replaceAll(",", "\\(EEE\\)").replaceAll("\\+", "\\(FFF\\)").replaceAll("%", "\\(GGG\\)").replaceAll("<", "\\(HHH\\)").replaceAll(">", "\\(III\\)").replaceAll("#", "\\(JJJ\\)").replaceAll(" ", "\\(KKK\\)");

       }

       /**

        * 对base64编码的字符进行解码处理 处理规则 ? (AAA) & (BBB) = (CCC) / (DDD) , (EEE) + (FFF) % (GGG) < (HHH) >

        * (III) # (JJJ)

        *

        * @param str

        * @return

        */

       public static String deURL(String str) {

        String re=str.replaceAll("\\(AAA\\)", "?").replaceAll("\\(BBB\\)", "&").replaceAll("\\(CCC\\)", "=").replaceAll("\\(DDD\\)", "/").replaceAll("\\(EEE\\)", ",").replaceAll("\\(FFF\\)", "+").replaceAll("\\(GGG\\)", "%").replaceAll("\\(HHH\\)", "<").replaceAll("\\(III\\)", ">").replaceAll("\\(JJJ\\)", "#").replaceAll("\\(KKK\\)", " ");

        byte [] bBase64 = Base64.decode(re);

        String s=null;

        try {

           s = new String(bBase64,"utf-8");

        } catch (UnsupportedEncodingException e) {

           e.printStackTrace();

        }

        return s;

       }

    public static void main(String[] args)

    {

      byte[] data={(byte) 0xfb,(byte)0xf0,(byte)0x01};

      String encodeBase64 = new BASE64Encoder().encode(data);

      String safeBase64Str = encodeBase64.replace(‘+‘, ‘-‘);

      safeBase64Str = safeBase64Str.replace(‘/‘, ‘_‘);

      safeBase64Str = safeBase64Str.replaceAll("=", "");     

      String s ="55(FFF)t5L(FFF)h57yW56CB5LiN6IO95Li656m6";

      System.out.println(deURL(s));

    }

}