/*
* Copyright 2013-present Facebook, Inc.
*
* 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.facebook.buck.util.concurrent;
import com.google.common.util.concurrent.AbstractListeningExecutorService;
import com.google.common.util.concurrent.ListeningExecutorService;
import java.util.List;
import java.util.concurrent.TimeUnit;
/**
* Fake implementation of {@link ListeningExecutorService} that can be used for unit tests. In
* particular, it is designed to capture whether {@link #shutdownNow()} was invoked.
*/
public class FakeListeningExecutorService extends AbstractListeningExecutorService {
private boolean wasShutdownInvoked = false;
@Override
public void shutdown() {
wasShutdownInvoked = true;
}
@Override
public List<Runnable> shutdownNow() {
wasShutdownInvoked = true;
return null;
}
@Override
public boolean isShutdown() {
return wasShutdownInvoked;
}
@Override
public boolean isTerminated() {
return wasShutdownInvoked;
}
@Override
public boolean awaitTermination(long timeout, TimeUnit unit) throws InterruptedException {
return false;
}
/**
* Because this is a fake, the specified {@link Runnable} is not actually executed (unless this
* method is overridden).
*/
@Override
public void execute(Runnable command) {}
}