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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*
*/
package org.apache.qpid.server.store.berkeleydb.tuple;
import java.util.UUID;
import com.sleepycat.bind.tuple.TupleBinding;
import com.sleepycat.bind.tuple.TupleInput;
import com.sleepycat.bind.tuple.TupleOutput;
import org.apache.qpid.server.store.berkeleydb.entry.QueueEntryKey;
public class QueueEntryBinding extends TupleBinding<QueueEntryKey>
{
private static final QueueEntryBinding INSTANCE = new QueueEntryBinding();
public static QueueEntryBinding getInstance()
{
return INSTANCE;
}
/** private constructor forces getInstance instead */
private QueueEntryBinding() { }
public QueueEntryKey entryToObject(TupleInput tupleInput)
{
UUID queueId = new UUID(tupleInput.readLong(), tupleInput.readLong());
long messageId = tupleInput.readLong();
return new QueueEntryKey(queueId, messageId);
}
public void objectToEntry(QueueEntryKey mk, TupleOutput tupleOutput)
{
UUID uuid = mk.getQueueId();
tupleOutput.writeLong(uuid.getMostSignificantBits());
tupleOutput.writeLong(uuid.getLeastSignificantBits());
tupleOutput.writeLong(mk.getMessageId());
}
}
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