/*
 * Moonlight|3D
 * Copyright (C) 2006 The Moonlight|3D team
 * 
 * This library 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 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */
package ml.backend.cache;

import java.util.HashMap;
import java.util.Map;

import ml.backend.sg.Node;

public class Manager {
	private HashMap<String,Node> cachedSGNodes;
	
	public Manager() {
		cachedSGNodes=new HashMap<String,Node>();
	}
	
	public void addNode(String identifier, Node node) {
		cachedSGNodes.put(identifier,node);
	}
	
	public Node getNode(String identifier) {
		return cachedSGNodes.get(identifier);
	}
	
	public Map<String,Node> getNodes() {
		return (HashMap<String, Node>) cachedSGNodes.clone();
	}
	
	public void removeNode(String identifier) {
		cachedSGNodes.remove(identifier);
	}
	
	public void clear() {
		cachedSGNodes.clear();
	}
}