Package org.openbel.framework.core.indexer

Source Code of org.openbel.framework.core.indexer.SkinnyUUIDSerializer

/**
* Copyright (C) 2012-2013 Selventa, Inc.
*
* This file is part of the OpenBEL Framework.
*
* This program 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.
*
* The OpenBEL Framework 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 the OpenBEL Framework. If not, see <http://www.gnu.org/licenses/>.
*
* Additional Terms under LGPL v3:
*
* This license does not authorize you and you are prohibited from using the
* name, trademarks, service marks, logos or similar indicia of Selventa, Inc.,
* or, in the discretion of other licensors or authors of the program, the
* name, trademarks, service marks, logos or similar indicia of such authors or
* licensors, in any marketing or advertising materials relating to your
* distribution of the program or any covered product. This restriction does
* not waive or limit your obligation to keep intact all copyright notices set
* forth in the program as delivered to you.
*
* If you distribute the program in whole or in part, or any modified version
* of the program, and you assume contractual liability to the recipient with
* respect to the program or modified version, then you will indemnify the
* authors and licensors of the program for any liabilities that these
* contractual assumptions directly impose on those licensors and authors.
*/
package org.openbel.framework.core.indexer;

import java.io.IOException;

import org.openbel.framework.common.protonetwork.model.SkinnyUUID;

import jdbm.Serializer;
import jdbm.SerializerInput;
import jdbm.SerializerOutput;

/**
* Serialize a {@link SkinnyUUID} to 2 longs representing the most and least
* significant bits. <br>
* Note: JDBM provides the ability to pack longs when (de)serializing. This
* functionality is not implemented as the storage requirements differed by less
* than 0.1mb for 500k UUIDs with no noticeable impact on performance.
*
* @author Steve Ungerer
*/
public class SkinnyUUIDSerializer implements Serializer<SkinnyUUID> {

    /**
     * {@inheritDoc}
     */
    @Override
    public void serialize(SerializerOutput out, SkinnyUUID obj)
            throws IOException {
        out.writeLong(obj.getMostSignificantBits());
        out.writeLong(obj.getLeastSignificantBits());
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public SkinnyUUID deserialize(SerializerInput in) throws IOException,
            ClassNotFoundException {
        return new SkinnyUUID(in.readLong(), in.readLong());
    }

}
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