/*
* Copyright (c) 2005-2016 Vincent Vandenschrick. All rights reserved.
*
* This file is part of the Jspresso framework.
*
* Jspresso 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 3 of the License, or
* (at your option) any later version.
*
* Jspresso 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 Jspresso. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jspresso.framework.util.uid;
import org.apache.commons.codec.DecoderException;
import org.apache.commons.codec.binary.Hex;
import org.jspresso.framework.util.exception.NestedRuntimeException;
/**
* An implementation of IGUIDGenerator based on Marc A. Mnich RandomGUID
* implementation that returns a byte array.
*
* @author Vincent Vandenschrick
*/
public class RandomByteArrayGUIDGenerator implements IGUIDGenerator<ByteArray> {
/**
* Generates a GUID based on Marc A. Mnich RandomGUID implementation.
* <p>
* {@inheritDoc}
*/
@Override
public ByteArray generateGUID() {
String hex = new RandomGUID(false, null).toString();
try {
return new ByteArray(Hex.decodeHex(hex.toCharArray()));
} catch (DecoderException ex) {
throw new NestedRuntimeException(ex, "Unable to decode GUID from hex.");
}
}
}