1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file 5 * except in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the 10 * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 11 * KIND, either express or implied. See the License for the specific language governing 12 * permissions and limitations under the License. 13 */ 14 15 package com.android.systemui.utils.leaks; 16 17 import android.testing.LeakCheck; 18 import android.testing.LeakCheck.Tracker; 19 20 import com.android.systemui.Dumpable; 21 import com.android.systemui.statusbar.policy.CallbackController; 22 23 import java.io.FileDescriptor; 24 import java.io.PrintWriter; 25 26 public class BaseLeakChecker<T> implements CallbackController<T>, Dumpable { 27 28 private final Tracker mTracker; 29 30 public BaseLeakChecker(LeakCheck test, String tag) { 31 mTracker = test.getTracker(tag); 32 } 33 34 protected final Tracker getTracker() { 35 return mTracker; 36 } 37 38 @Override 39 public void addCallback(T listener) { 40 mTracker.getLeakInfo(listener).addAllocation(new Throwable()); 41 } 42 43 @Override 44 public void removeCallback(T listener) { 45 mTracker.getLeakInfo(listener).clearAllocations(); 46 } 47 48 @Override 49 public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 50 51 } 52 } 53
