[Telephony MainLine] Add PackageChangeReceiver to replace PackageMonitor (25131a61) · Commits · e / os / android_frameworks_base

telephony/common/com/android/internal/telephony/PackageChangeReceiver.java

0 → 100644

+167 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2019 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 android.telephony;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.content.BroadcastReceiver;
		import android.content.Context;
		import android.content.Intent;
		import android.content.IntentFilter;
		import android.net.Uri;
		import android.os.Handler;
		import android.os.Looper;
		import android.os.UserHandle;

		import com.android.internal.os.BackgroundThread;

		/**
		* Helper class for monitoring the state of packages: adding, removing,
		* updating, and disappearing and reappearing on the SD card.
		*/
		public abstract class PackageChangeReceiver extends BroadcastReceiver {
		static final IntentFilter sPackageIntentFilter = new IntentFilter();
		static {
		sPackageIntentFilter.addAction(Intent.ACTION_PACKAGE_ADDED);
		sPackageIntentFilter.addAction(Intent.ACTION_PACKAGE_REMOVED);
		sPackageIntentFilter.addAction(Intent.ACTION_PACKAGE_CHANGED);
		sPackageIntentFilter.addAction(Intent.ACTION_QUERY_PACKAGE_RESTART);
		sPackageIntentFilter.addAction(Intent.ACTION_PACKAGE_RESTARTED);
		sPackageIntentFilter.addDataScheme("package");
		}
		Context mRegisteredContext;

		/**
		* To register the intents that needed for monitoring the state of packages
		*/
		public void register(@NonNull Context context, @Nullable Looper thread,
		@Nullable UserHandle user) {
		if (mRegisteredContext != null) {
		throw new IllegalStateException("Already registered");
		}
		Handler handler = (thread == null) ? BackgroundThread.getHandler() : new Handler(thread);
		mRegisteredContext = context;
		if (handler != null) {
		if (user != null) {
		context.registerReceiverAsUser(this, user, sPackageIntentFilter, null, handler);
		} else {
		context.registerReceiver(this, sPackageIntentFilter,
		null, handler);
		}
		} else {
		throw new NullPointerException();
		}
		}

		/**
		* To unregister the intents for monitoring the state of packages
		*/
		public void unregister() {
		if (mRegisteredContext == null) {
		throw new IllegalStateException("Not registered");
		}
		mRegisteredContext.unregisterReceiver(this);
		mRegisteredContext = null;
		}

		/**
		* This method is invoked when receive the Intent.ACTION_PACKAGE_ADDED
		*/
		public void onPackageAdded(@Nullable String packageName) {
		}

		/**
		* This method is invoked when receive the Intent.ACTION_PACKAGE_REMOVED
		*/
		public void onPackageRemoved(@Nullable String packageName) {
		}

		/**
		* This method is invoked when Intent.EXTRA_REPLACING as extra field is true
		*/
		public void onPackageUpdateFinished(@Nullable String packageName) {
		}

		/**
		* This method is invoked when receive the Intent.ACTION_PACKAGE_CHANGED or
		* Intent.EXTRA_REPLACING as extra field is true
		*/
		public void onPackageModified(@Nullable String packageName) {
		}

		/**
		* This method is invoked when receive the Intent.ACTION_QUERY_PACKAGE_RESTART and
		* Intent.ACTION_PACKAGE_RESTARTED
		*/
		public void onHandleForceStop(@Nullable String[] packages, boolean doit) {
		}

		/**
		* This method is invoked when receive the Intent.ACTION_PACKAGE_REMOVED
		*/
		public void onPackageDisappeared() {
		}

		/**
		* This method is invoked when receive the Intent.ACTION_PACKAGE_ADDED
		*/
		public void onPackageAppeared() {
		}

		@Override
		public void onReceive(@Nullable Context context, @Nullable Intent intent) {
		String action = intent.getAction();

		if (Intent.ACTION_PACKAGE_ADDED.equals(action)) {
		String pkg = getPackageName(intent);
		if (pkg != null) {
		if (intent.getBooleanExtra(Intent.EXTRA_REPLACING, false)) {
		onPackageUpdateFinished(pkg);
		onPackageModified(pkg);
		} else {
		onPackageAdded(pkg);
		}
		onPackageAppeared();
		}
		} else if (Intent.ACTION_PACKAGE_REMOVED.equals(action)) {
		String pkg = getPackageName(intent);
		if (pkg != null) {
		if (!intent.getBooleanExtra(Intent.EXTRA_REPLACING, false)) {
		onPackageRemoved(pkg);
		}
		onPackageDisappeared();
		}
		} else if (Intent.ACTION_PACKAGE_CHANGED.equals(action)) {
		String pkg = getPackageName(intent);
		if (pkg != null) {
		onPackageModified(pkg);
		}
		} else if (Intent.ACTION_QUERY_PACKAGE_RESTART.equals(action)) {
		String[] disappearingPackages = intent.getStringArrayExtra(Intent.EXTRA_PACKAGES);
		onHandleForceStop(disappearingPackages, false);
		} else if (Intent.ACTION_PACKAGE_RESTARTED.equals(action)) {
		String[] disappearingPackages = new String[] {getPackageName(intent)};
		onHandleForceStop(disappearingPackages, true);
		}
		}

		String getPackageName(Intent intent) {
		Uri uri = intent.getData();
		String pkg = uri != null ? uri.getSchemeSpecificPart() : null;
		return pkg;
		}
		}

telephony/common/com/android/internal/telephony/SmsApplication.java

+5 −5

Original line number	Diff line number	Diff line
		@@ -39,11 +39,11 @@ import android.os.Process;
		import android.os.UserHandle;
		import android.provider.Telephony;
		import android.provider.Telephony.Sms.Intents;
		import android.telephony.PackageChangeReceiver;
		import android.telephony.Rlog;
		import android.telephony.TelephonyManager;
		import android.util.Log;

		import com.android.internal.content.PackageMonitor;
		import com.android.internal.logging.MetricsLogger;
		import com.android.internal.logging.nano.MetricsProto.MetricsEvent;

		@@ -782,7 +782,7 @@ public final class SmsApplication {
		* Tracks package changes and ensures that the default SMS app is always configured to be the
		* preferred activity for SENDTO sms/mms intents.
		*/
		private static final class SmsPackageMonitor extends PackageMonitor {
		private static final class SmsPackageMonitor extends PackageChangeReceiver {
		final Context mContext;

		public SmsPackageMonitor(Context context) {
		@@ -791,12 +791,12 @@ public final class SmsApplication {
		}

		@Override
		public void onPackageDisappeared(String packageName, int reason) {
		public void onPackageDisappeared() {
		onPackageChanged();
		}

		@Override
		public void onPackageAppeared(String packageName, int reason) {
		public void onPackageAppeared() {
		onPackageChanged();
		}

		@@ -829,7 +829,7 @@ public final class SmsApplication {

		public static void initSmsPackageMonitor(Context context) {
		sSmsPackageMonitor = new SmsPackageMonitor(context);
		sSmsPackageMonitor.register(context, context.getMainLooper(), UserHandle.ALL, false);
		sSmsPackageMonitor.register(context, context.getMainLooper(), UserHandle.ALL);
		}

		@UnsupportedAppUsage