proxool 密码加密

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/**
* 重写org.logicalcobwebs.proxool.ProxoolDataSource
* 重置数据库密码为明文
* @author Administrator
*
*/
public class DataSource extends org.logicalcobwebs.proxool.ProxoolDataSource {
/**
  * 重置数据库链接信息为明文
  */
public void setPassword(String mi) {
  super.setPassword(mi);
  String passWord = DesDecode(mi);
  super.setPassword(passWord);
  String url = reSetUrl(super.getDriverUrl(), super.getPassword());
  super.setDriverUrl(url);
}
/*替换url的密码为明文*/
public String reSetUrl(String url, String pwd) {
  int begin = url.indexOf('/');
  int end = url.indexOf('@');
  String url2 = url.substring(0, begin + 1) + pwd + url.substring(end);
  return url2;
}

public String getPassword() {
  return super.getPassword();
}
/* 根据数据库配置文件密码密文得到明文 */
public String DesDecode(String pass) {
  return new String(DESUtil.decryptMode(Base64.decode(pass)));
}

}

/*
字符串 DESede(3DES) 加密
*/
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.security.*;
import javax.crypto.*;
import javax.crypto.spec.SecretKeySpec;
import sun.misc.BASE64Encoder;

public class ThreeDes {

private static final String Algorithm = "DESede"; //定义加密算法,可用 DES,DESede,Blowfish

  final static byte[] keyBytes = {0x11, 0x22, 0x4F, 0x58, (byte)0x88, 0x10, 0x40, 0x38
                              , 0x28, 0x25, 0x79, 0x51, (byte)0xCB, (byte)0xDD, 0x55, 0x66
                              , 0x77, 0x29, 0x74, (byte)0x98, 0x30, 0x40, 0x36, (byte)0xE2};//24字节的密钥

//src为被加密的数据缓冲区（源）
public static byte[] encryptMode(byte[] src) {
   try {
         //生成密钥
         SecretKey deskey = new SecretKeySpec(keyBytes , Algorithm);

         //加密
         Cipher c1 = Cipher.getInstance(Algorithm);
         c1.init(Cipher.ENCRYPT_MODE, deskey);
         return c1.doFinal(src);
      } catch (java.security.NoSuchAlgorithmException e1) {
         e1.printStackTrace();
      } catch (javax.crypto.NoSuchPaddingException e2) {
         e2.printStackTrace();
      } catch (java.lang.Exception e3) {
         e3.printStackTrace();
      }
      return null;
}

//src为加密后的缓冲区
public static byte[] decryptMode(byte[] src) {
try {
         //生成密钥
         SecretKey deskey = new SecretKeySpec(keyBytes, Algorithm);

         //解密
//          Cipher c1 = Cipher.getInstance(Algorithm);
         Cipher c1 = Cipher.getInstance("DESede/ECB/PKCS5Padding");
         c1.init(Cipher.DECRYPT_MODE, deskey);
         return c1.doFinal(src);
      } catch (java.security.NoSuchAlgorithmException e1) {
         e1.printStackTrace();
      } catch (javax.crypto.NoSuchPaddingException e2) {
         e2.printStackTrace();
      } catch (java.lang.Exception e3) {
         e3.printStackTrace();
      }
      return null;
}

//转换成十六进制字符串
public static String byte2hex(byte[] b) {
      String hs="";
      String stmp="";

      for (int n=0;n<b.length;n++) {
         stmp=(java.lang.Integer.toHexString(b[n] & 0XFF));
         if (stmp.length()==1) hs=hs+"0"+stmp;
         else hs=hs+stmp;
         if (n<b.length-1)  hs=hs+":";
      }
      return hs.toUpperCase();
}

public static void main(String[] args)
{



BufferedReader reader;
String input ;
int i=0;
try{
while(true){
if(i>0){
   System.out.println("<<结束请输入exit>>");
   }
System.out.println("请输入密码明文：");
reader = new BufferedReader(new InputStreamReader(System.in));

   input= reader.readLine();
   // 处理控制台命令
   if (input.equals("exit")){
   break;
// }else if(input == null||input.length()<7) {
// System.out.println("明文字符串不能为空并且长度需要大于6");
// continue;
   }else {
   i++;
      input = input.trim();
      //添加新安全算法,如果用JCE就要把它添加进去
      Security.addProvider(new com.sun.crypto.provider.SunJCE());

      try {
   String szSrc = input;
   System.out.println("加密前的字符串:" + szSrc);
   byte[] encoded = encryptMode(szSrc.getBytes());
   BASE64Encoder base64en = new BASE64Encoder();
   System.out.println("加密后的字符串:" + Base64.encode(encoded));
   byte[] srcBytes = decryptMode(Base64.decode(Base64.encode(encoded)));
//    System.out.println("解密后的字符串:" + (new String(srcBytes)));
} catch (Exception e) {
   // TODO Auto-generated catch block dCqB6+nmwnXOECa05SO3tA==
   e.printStackTrace();
}
   }
}


}catch(Exception e){
e.printStackTrace();
}
}
}

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