/*
* hgcommons 7
* Hammurapi Group Common Library
* Copyright (C) 2003 Hammurapi Group
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* URL: http://www.hammurapi.biz/hammurapi-biz/ef/xmenu/hammurapi-group/products/products/hgcommons/index.html
* e-Mail: support@hammurapi.biz
*/
package biz.hammurapi.legacy.persistence;
import java.util.HashMap;
import java.util.Map;
/**
* This class allows to
* persist and unload from memory persistable objects which refer to
* non-persistable objects.
* @author Pavel Vlasov
* @version $Revision: 1.1 $
*/
public class MemoryStorage implements Storage {
private static Map objects=new HashMap();
private static int counter;
public String put(Object o) {
final String key=String.valueOf(counter++);
objects.put(key, o);
return key;
}
public void remove(String key) {
objects.remove(key);
}
public Object get(String key) {
return objects.get(key);
}
}
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