| /* |
| * Copyright (C) 2017 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.wakelock; |
| |
| import android.content.Context; |
| |
| import com.android.internal.util.Preconditions; |
| |
| public class WakeLockFake implements WakeLock { |
| |
| private int mAcquired = 0; |
| |
| @Override |
| public void acquire(String why) { |
| mAcquired++; |
| } |
| |
| @Override |
| public void release(String why) { |
| Preconditions.checkState(mAcquired > 0); |
| mAcquired--; |
| } |
| |
| @Override |
| public Runnable wrap(Runnable runnable) { |
| acquire(WakeLockFake.class.getSimpleName()); |
| return () -> { |
| try { |
| runnable.run(); |
| } finally { |
| release(WakeLockFake.class.getSimpleName()); |
| } |
| }; |
| } |
| |
| public boolean isHeld() { |
| return mAcquired > 0; |
| } |
| |
| public static class Builder extends WakeLock.Builder { |
| private WakeLock mWakeLock; |
| |
| public Builder(Context context) { |
| super(context); |
| } |
| |
| public void setWakeLock(WakeLock wakeLock) { |
| mWakeLock = wakeLock; |
| } |
| |
| public WakeLock build() { |
| if (mWakeLock != null) { |
| return mWakeLock; |
| } |
| |
| return super.build(); |
| } |
| } |
| } |