/* This file is part of the db4o object database http://www.db4o.com
Copyright (C) 2004 - 2011 Versant Corporation http://www.versant.com
db4o is free software; you can redistribute it and/or modify it under
the terms of version 3 of the GNU General Public License as published
by the Free Software Foundation.
db4o 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 General Public License
for more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see http://www.gnu.org/licenses/. */
package com.db4o.cs.internal.messages;
import com.db4o.cs.internal.objectexchange.*;
import com.db4o.foundation.*;
import com.db4o.internal.*;
public class MReadMultipleObjects extends MsgD implements MessageWithResponse {
public final Msg replyFromServer() {
int prefetchDepth = readInt();
int prefetchCount = readInt();
IntIterator4 ids = new FixedSizeIntIterator4Base(prefetchCount) {
@Override
protected int nextInt() {
return readInt();
}
};
ByteArrayBuffer buffer = marshallObjects(prefetchDepth, prefetchCount, ids);
return Msg.READ_MULTIPLE_OBJECTS.getWriterForBuffer(transaction(), buffer);
}
private ByteArrayBuffer marshallObjects(int prefetchDepth, int prefetchCount, IntIterator4 ids) {
synchronized(containerLock()){
final ObjectExchangeStrategy strategy = ObjectExchangeStrategyFactory.forConfig(new ObjectExchangeConfiguration(prefetchDepth, prefetchCount));
return strategy.marshall((LocalTransaction) transaction(), ids, prefetchCount);
}
}
}