| /* |
| * Copyright (C) 2014 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.server.pm; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.os.ServiceManager; |
| import android.os.UserHandle; |
| import android.util.Log; |
| |
| import java.util.HashSet; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| |
| /** |
| * {@hide} |
| */ |
| public class BackgroundDexOptService { |
| |
| static final String TAG = "BackgroundDexOptService"; |
| |
| private final BroadcastReceiver mIdleMaintenanceReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (Intent.ACTION_IDLE_MAINTENANCE_START.equals(action)) { |
| onIdleStart(); |
| } else if (Intent.ACTION_IDLE_MAINTENANCE_END.equals(action)) { |
| onIdleStop(); |
| } |
| } |
| }; |
| |
| final PackageManagerService mPackageManager; |
| |
| final AtomicBoolean mIdleTime = new AtomicBoolean(false); |
| |
| public BackgroundDexOptService(Context context) { |
| mPackageManager = (PackageManagerService)ServiceManager.getService("package"); |
| |
| IntentFilter idleMaintenanceFilter = new IntentFilter(); |
| idleMaintenanceFilter.addAction(Intent.ACTION_IDLE_MAINTENANCE_START); |
| idleMaintenanceFilter.addAction(Intent.ACTION_IDLE_MAINTENANCE_END); |
| context.registerReceiverAsUser(mIdleMaintenanceReceiver, UserHandle.ALL, |
| idleMaintenanceFilter, null, null); |
| } |
| |
| public boolean onIdleStart() { |
| Log.i(TAG, "onIdleStart"); |
| if (mPackageManager.isStorageLow()) { |
| return false; |
| } |
| final HashSet<String> pkgs = mPackageManager.getPackagesThatNeedDexOpt(); |
| if (pkgs == null) { |
| return false; |
| } |
| mIdleTime.set(true); |
| new Thread("BackgroundDexOptService_DexOpter") { |
| @Override |
| public void run() { |
| for (String pkg : pkgs) { |
| if (!mIdleTime.get()) { |
| break; |
| } |
| mPackageManager.performDexOpt(pkg, false); |
| } |
| } |
| }.start(); |
| return true; |
| } |
| |
| public void onIdleStop() { |
| Log.i(TAG, "onIdleStop"); |
| mIdleTime.set(false); |
| } |
| } |