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/*
* Copyright (C) 2011 The Guava 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 com.google.common.util.concurrent;
import com.google.common.annotations.GwtIncompatible;
import java.util.concurrent.Callable;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import org.checkerframework.checker.nullness.qual.Nullable;
/**
* A {@link ScheduledExecutorService} that returns {@link ListenableFuture} instances from its
* {@code ExecutorService} methods. To create an instance from an existing {@link
* ScheduledExecutorService}, call {@link
* MoreExecutors#listeningDecorator(ScheduledExecutorService)}.
*
* @author Chris Povirk
* @since 10.0
*/
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public interface ListeningScheduledExecutorService
extends ScheduledExecutorService, ListeningExecutorService {
/** @since 15.0 (previously returned ScheduledFuture) */
@Override
ListenableScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit);
/** @since 15.0 (previously returned ScheduledFuture) */
@Override
<V extends @Nullable Object> ListenableScheduledFuture<V> schedule(
Callable<V> callable, long delay, TimeUnit unit);
/** @since 15.0 (previously returned ScheduledFuture) */
@Override
ListenableScheduledFuture<?> scheduleAtFixedRate(
Runnable command, long initialDelay, long period, TimeUnit unit);
/** @since 15.0 (previously returned ScheduledFuture) */
@Override
ListenableScheduledFuture<?> scheduleWithFixedDelay(
Runnable command, long initialDelay, long delay, TimeUnit unit);
}
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