Callables.java example

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astyanax-master
/*******************************************************************************
 * Copyright 2011 Netflix
 * 
 * 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.netflix.astyanax.util;

import java.util.concurrent.Callable;
import java.util.concurrent.CyclicBarrier;

public class Callables {
    /**
     * Create a callable that waits on a barrier before starting execution
     * @param barrier
     * @param callable
     * @return
     */
    public static <T> Callable<T> decorateWithBarrier(CyclicBarrier barrier, Callable<T> callable) {
        return new BarrierCallableDecorator<T>(barrier, callable);
    }
}