/* 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.internal.freespace;
import com.db4o.foundation.*;
import com.db4o.internal.*;
import com.db4o.internal.slots.*;
import com.db4o.marshall.*;
/**
* @exclude
*/
public abstract class SlotHandler implements Indexable4{
protected Slot _current;
public void defragIndexEntry(DefragmentContextImpl context) {
throw new NotImplementedException();
}
public int linkLength() {
return Slot.MARSHALLED_LENGTH;
}
public Object readIndexEntry(Context context, ByteArrayBuffer reader) {
return new Slot(reader.readInt(), reader.readInt());
}
public void writeIndexEntry(Context context, ByteArrayBuffer writer, Object obj) {
Slot slot = (Slot) obj;
writer.writeInt(slot.address());
writer.writeInt(slot.length());
}
}