/*
 * Copyright (c) 2005-2010 KOM – Multimedia Communications Lab
 *
 * This file is part of Simonstrator.KOM.
 *
 * Simonstrator.KOM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * PeerfactSim.KOM 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 PeerfactSim.KOM.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package de.tud.kom.p2psim.impl.vehicular;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import de.tudarmstadt.maki.simonstrator.api.component.vehicular.CachingComponent;

public class DefaultCachingComponent implements CachingComponent {
	private Map<Class<? extends Object>, List<Object>> _cache = new HashMap<>();

	@Override
	public <T> List<T> getCacheEntries(Class<T> pCacheEntryClass) {
		if (_cache.containsKey(pCacheEntryClass)) {
			List<? extends Object> cacheEntries = _cache.get(pCacheEntryClass);
			List<T> results = new ArrayList<>();

			for (Object object : cacheEntries) {
				results.add((T) object);
			}

			return results;
		}
		return null;
	}

	@Override
	public <T> void storeCacheEntry(T pCacheEntry) {
		if (!_cache.containsKey(pCacheEntry.getClass())) {
			_cache.put(pCacheEntry.getClass(), new ArrayList<>());
		}
		_cache.get(pCacheEntry.getClass()).add(pCacheEntry);
	}

}