/* 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.activation;
import com.db4o.internal.*;
import com.db4o.ta.*;
public class TPUnspecifiedUpdateDepth extends UnspecifiedUpdateDepth {
private final ModifiedObjectQuery _query;
TPUnspecifiedUpdateDepth(ModifiedObjectQuery query) {
_query = query;
}
public boolean canSkip(ObjectReference ref) {
ClassMetadata clazz = ref.classMetadata();
return clazz.reflector().forClass(Activatable.class).isAssignableFrom(clazz.classReflector()) && !_query.isModified(ref.getObject());
}
@Override
protected FixedUpdateDepth forDepth(int depth) {
return new TPFixedUpdateDepth(depth, _query);
}
}