/* 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.ids;
import com.db4o.internal.*;
import com.db4o.internal.slots.*;
/**
* @exclude
*/
public class IdSlotMapping {
// persistent and indexed in DatabaseIdMapping, don't change the name
public int _id;
public int _address;
public int _length;
public IdSlotMapping(int id, int address, int length) {
_id = id;
_address = address;
_length = length;
}
public IdSlotMapping(int id, Slot slot){
this(id, slot.address(), slot.length());
}
public Slot slot(){
return new Slot(_address, _length);
}
public void write(ByteArrayBuffer buffer) {
buffer.writeInt(_id);
buffer.writeInt(_address);
buffer.writeInt(_length);
}
public static IdSlotMapping read(ByteArrayBuffer buffer){
return new IdSlotMapping(buffer.readInt(), buffer.readInt(), buffer.readInt());
}
@Override
public String toString() {
return "" + _id + ":" + _address + "," + _length;
}
}