bitronix.tm.utils.CryptoEngine Maven / Gradle / Ivy
/*
* Copyright (C) 2006-2013 Bitronix Software (http://www.bitronix.be)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* GedMarc - 20181108 - Update to use internals rather
*/
package bitronix.tm.utils;
import bitronix.tm.internal.BitronixSystemException;
import jakarta.transaction.SystemException;
/**
* Simple crypto helper that uses symetric keys to crypt and decrypt resources passwords.
*
* @author Ludovic Orban
*/
public class CryptoEngine
{
private static final String CRYPTO_PASSWORD = "B1tr0n!+";
private CryptoEngine()
{
//Nothing needed
}
/**
* Decrypt using the given cipher the given base64-encoded, crypted data.
*
* @param data
* the base64-encoded data to decrypt.
*
* @return decrypted data.
*
* @throws SystemException
* if the given key material is shorter than 8 bytes.
*/
public static String decrypt(String data) throws SystemException
{
try
{
return new EncryptService(CRYPTO_PASSWORD, false).decrypt(data);
}
catch (Exception e)
{
throw new BitronixSystemException("Unable to decrypt", e);
}
}
/**
* Crypt the given data using the given cipher.
* The crypted result is base64-encoded before it is returned.
*
* @param data
* the data to crypt.
*
* @return crypted, base64-encoded data.
*
* @throws SystemException
* if the given key material is shorter than 8 bytes.
*/
public static String crypt(String data) throws SystemException
{
try
{
return new EncryptService(CRYPTO_PASSWORD, true).encrypt(data);
}
catch (Exception e)
{
throw new BitronixSystemException("Unable to decrypt", e);
}
}
}