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Module containing support classes depending on Java SE 6, Guava 11 and Joda-Time 2.0

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/*
 * Copyright (C) the original author or authors.
 *
 * 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 net.derquinse.common.util.concurrent;

/**
 * Support methods for reference objects.
 * @author Andres Rodriguez
 */
public final class Refs {
	/** Not instantiable. */
	private Refs() {
		throw new AssertionError();
	}

	/**
	 * Creates a counted reference with a shutdown hook.
	 * @param value Referenced object.
	 * @param hook Shutdown hook.
	 */
	public static  RefCounted counted(T value, Runnable hook) {
		return new DefaultRefCounted(value, hook);
	}

}