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Java classes for temporal testing and concurrency

There is a newer version: 1.1

/*
 * Copyright (c) 2009-2010, tempus-fugit committers
 *
 * 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.google.code.tempusfugit.concurrency;

import com.google.code.tempusfugit.temporal.Duration;

public final class ThreadUtils {

    public static void sleep(final Duration duration) {
        resetInterruptFlagWhen(sleepingIsInterrupted(duration));
    }

    private static Interruptible sleepingIsInterrupted(final Duration duration) {
        return new Interruptible() {
            public Void call() throws InterruptedException {
                Thread.sleep(duration.inMillis());
                return null;
            }
        };
    }

    public static  T resetInterruptFlagWhen(Interruptible interruptible) {
        try {
            return interruptible.call();
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
        }
        return null;
    }

}