main.java.com.dragome.helpers.DragomeEntityManager Maven / Gradle / Ivy

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/*
 * Copyright (c) 2011-2014 Fernando Petrola
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.dragome.helpers;

import java.util.Hashtable;
import java.util.Map;

public class DragomeEntityManager
{
	protected static Map entities= new Hashtable();

	public static String add(Object entity)
	{
		String identityHashCode= getEntityId(entity);
		entities.put(identityHashCode, entity);
		return identityHashCode;
	}
	
	public static Object remove(Object entity)
	{
		String identityHashCode= getEntityId(entity);
		return entities.remove(identityHashCode);
	}


	public static Object get(String id)
	{
		return entities.get(id);
	}

	public static String getEntityId(Object object)
	{
		return System.identityHashCode(object) + "";
	}

	public static void clear()
	{
		entities.clear();
	}
}