packages/SystemUI/tests/src/com/android/systemui/util/concurrency/FakeThreadFactory.java

/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * 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.android.systemui.util.concurrency;

import android.os.Handler;
import android.os.Looper;

import java.util.concurrent.Executor;

/**
 * Implementation of {@link ThreadFactory} that returns {@link FakeExecutor} where it can.
 */
public class FakeThreadFactory implements ThreadFactory {
    private final FakeExecutor mFakeExecutor;
    private Handler mHandler;
    private Looper mLooper;

    public FakeThreadFactory(FakeExecutor fakeExecutor) {
        mFakeExecutor = fakeExecutor;
    }

    public void setHandler(Handler handler) {
        mHandler = handler;
    }

    public void setLooper(Looper looper) {
        mLooper = looper;
    }

    @Override
    public Looper buildLooperOnNewThread(String threadName) {
        return mLooper;
    }

    @Override
    public Handler buildHandlerOnNewThread(String threadName) {
        return mHandler;
    }

    @Override
    public Executor buildExecutorOnNewThread(String threadName) {
        return mFakeExecutor;
    }

    @Override
    public DelayableExecutor buildDelayableExecutorOnNewThread(String threadName) {
        return mFakeExecutor;
    }

    @Override
    public DelayableExecutor buildDelayableExecutorOnHandler(Handler handler) {
        return mFakeExecutor;
    }

    @Override
    public DelayableExecutor buildDelayableExecutorOnLooper(Looper looper) {
        return mFakeExecutor;
    }
}