Examples of javax.crypto.Cipher.doFinal()

javax.crypto.Cipher.doFinal()
@com.intel.drl.spec_ref

      serverProperties.store(byteArrayOutStream, "CentraView Server Properties");


      Cipher cipher = Cipher.getInstance("Blowfish/CBC/PKCS5Padding");
      cipher.init(Cipher.ENCRYPT_MODE, blowfishKey, ivSpec);


      returnByteArray = cipher.doFinal(byteArrayOutStream.toByteArray());
    } catch (Exception exception) {
      logger.error("[encryptServerData] Exception thrown.", exception);
    }
    return returnByteArray;
  } //end of encryptServerData method

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      RSAPublicKey publicKey = (RSAPublicKey)keyFactory.generatePublic(publicKeySpec);


      Cipher cipher = Cipher.getInstance("RSA");
      cipher.init(Cipher.ENCRYPT_MODE, publicKey);


      returnByteArray = cipher.doFinal(blowfishKey.getEncoded());
    } catch (Exception exception) {
      logger.error("[encryptBlowfishKey] Exception thrown.", exception);
    }
    return returnByteArray;
  } //end of encryptServerData method

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    SecretKey cipherKey = factory.generateSecret(keySpec);
    // Decode the secret
    byte[] encoding = Base64Utils.fromb64(secret);
    Cipher cipher = Cipher.getInstance(this.pbealgo);
    cipher.init(Cipher.DECRYPT_MODE, cipherKey, cipherSpec);
    byte[] decode = cipher.doFinal(encoding);
    return new String(decode).toCharArray();
  }
}

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    Cipher cipher = Cipher.getInstance(DES);
    // ���ܳ׳�ʼ��Cipher����
    cipher.init(Cipher.ENCRYPT_MODE, securekey, sr);
    // ���ڣ���ȡ���ݲ�����
    // ��ʽִ�м��ܲ���
    return cipher.doFinal(src);
  }
  
  /**
   * ����
   * @param src  ����Դ

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    Cipher cipher = Cipher.getInstance(DES);
    // ���ܳ׳�ʼ��Cipher����
    cipher.init(Cipher.DECRYPT_MODE, securekey, sr);
    // ���ڣ���ȡ���ݲ�����
    // ��ʽִ�н��ܲ���
    return cipher.doFinal(src);
  }
    /**
     * �������
     * @param data
     * @return

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    Cipher cipher = Cipher.getInstance(DES);
    // ���ܳ׳�ʼ��Cipher����
    cipher.init(Cipher.ENCRYPT_MODE, securekey, sr);
    // ���ڣ���ȡ���ݲ�����
    // ��ʽִ�м��ܲ���
    return cipher.doFinal(src);
  }
  
  /**
   * ����
   * @param src  ����Դ

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    Cipher cipher = Cipher.getInstance(DES);
    // ���ܳ׳�ʼ��Cipher����
    cipher.init(Cipher.DECRYPT_MODE, securekey, sr);
    // ���ڣ���ȡ���ݲ�����
    // ��ʽִ�н��ܲ���
    return cipher.doFinal(src);
  }
    /**
     * ���ݽ���
     * @param data
     * @param key ��Կ

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      Cipher cipher = Cipher.getInstance( PBE_ALG );
      
      cipher.init(Cipher.ENCRYPT_MODE, key, paramSpec);
  
      byte[]  enc = cipher.doFinal( data );
      
      byte[]  res = new byte[salt.length + enc.length];
      
      System.arraycopy( salt, 0, res, 0, salt.length );

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      cipher.init(Cipher.DECRYPT_MODE, key, paramSpec);
  
      fail_is_pw_error = true;
      
      return( cipher.doFinal( data, 8, data.length-8 ));
      
    }catch( Throwable e ){
      
      if ( fail_is_pw_error ){

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      try{
        Cipher  rsa_cipher = Cipher.getInstance( "RSA" );
        
        rsa_cipher.init( Cipher.ENCRYPT_MODE, public_key );
        
        encryped_session_key = rsa_cipher.doFinal( secret_bytes );
        
      }catch( Throwable e ){
        
          // fallback to the BC implementation for jdk1.4.2 as JCE RSA not available

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