CallbackCanDelete.java :  » Database-DBMS » db4o-6.4 » com » db4o » test » Java Open Source

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db4o 6.4 » com » db4o » test » CallbackCanDelete.java
/* Copyright (C) 2004 - 2007  db4objects Inc.  http://www.db4o.com

This file is part of the db4o open source object database.

db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL 
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.

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, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
package com.db4o.test;

import com.db4o.*;


public class CallbackCanDelete {
    
    public String _name;
    
    public CallbackCanDelete _next;
    
    public CallbackCanDelete() {
    
    }

    public CallbackCanDelete(String name_, CallbackCanDelete next_) {
        _name = name_;
        _next = next_;
    }
    
    public void storeOne(){
        Test.deleteAllInstances(this);
        _name = "p1";
        _next = new CallbackCanDelete("c1", null);
    }
    
    public void test(){
        ObjectContainer oc = Test.objectContainer();
        ObjectSet objectSet = oc.get(new CallbackCanDelete("p1", null));
        CallbackCanDelete ccd = (CallbackCanDelete) objectSet.next();
        oc.deactivate(ccd, Integer.MAX_VALUE);
        oc.delete(ccd);
    }
    
    
    public boolean objectCanDelete(ObjectContainer container){
        container.activate(this, Integer.MAX_VALUE);
        Test.ensure(_name.equals("p1"));
        Test.ensure(_next != null);
        return true;
    }
    
}
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