/**
*
* Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
**/
package lucee.runtime.functions.conversion;
import javax.crypto.KeyGenerator;
import lucee.runtime.PageContext;
import lucee.runtime.coder.Coder;
import lucee.runtime.exp.PageException;
import lucee.runtime.ext.function.Function;
import lucee.runtime.op.Caster;
/**
* Generates a Secret Key
*/
public final class GenerateSecretKey implements Function {
public static String call(PageContext pc, String algorithm) throws PageException {
return call(pc, algorithm,0);
}
public static String call(PageContext pc, String algorithm, double keySize) throws PageException {
try {
KeyGenerator keyGenerator = KeyGenerator.getInstance(algorithm.toUpperCase());
if(keySize>0) keyGenerator.init(Caster.toIntValue(keySize));
return Coder.encode(Coder.ENCODING_BASE64, keyGenerator.generateKey().getEncoded());
}
catch(Exception e) {
throw Caster.toPageException(e);
}
}
}