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+/*%0A * Copyright (c) 2013-2015 Cinchapi Inc.%0A * %0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A * %0A * http://www.apache.org/licenses/LICENSE-2.0%0A * %0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage com.cinchapi.concourse.util;%0A%0Aimport java.util.ArrayDeque;%0Aimport java.util.Queue;%0A%0A/**%0A * Static factory methods for returning objects that implement the %7B@link Queue%7D%0A * interface.%0A * %0A * @author Jeff Nelson%0A */%0Apublic final class Queues %7B%0A%0A    /**%0A     * Return a simple %7B@link Queue%7D that can be used in a single thread.%0A     * %0A     * @return the %7B@link Queue%7D%0A     */%0A    public static %3CT%3E Queue%3CT%3E newSingleThreadedQueue() %7B%0A        return new ArrayDeque%3CT%3E();%0A    %7D%0A%0A    private Queues() %7B/* noop */%7D%0A%0A%7D%0A

Add Queues util class