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/*******************************************************************************
 * Copyright 2014 See AUTHORS file.
 * 
 * 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.badlogic.gdx.ai.utils;

import com.badlogic.gdx.ai.utils.NonBlockingSemaphore;
import com.badlogic.gdx.utils.ObjectMap;

/** @author davebaol */
public class NonBlockingSemaphoreRepository {

	private static final ObjectMap REPO = new ObjectMap();

	private static NonBlockingSemaphore.Factory FACTORY = new SimpleNonBlockingSemaphore.Factory();

	public static void setFactory (NonBlockingSemaphore.Factory factory) {
		FACTORY = factory;
	}

	public static NonBlockingSemaphore addSemaphore (String name, int maxResources) {
		NonBlockingSemaphore sem = FACTORY.createSemaphore(name, maxResources);
		REPO.put(name, sem);
		return sem;
	}

	public static NonBlockingSemaphore getSemaphore (String name) {
		return REPO.get(name);
	}

	public static NonBlockingSemaphore removeSemaphore (String name) {
		return REPO.remove(name);
	}

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

}