Android系統默認關閉第三方通知

一開始是在service裏面寫的代碼，在service裏面採用廣播來監聽應用安裝的廣播。

package com.chinachip.customrequirements;

import android.app.AlarmManager;
import android.app.LightManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.BatteryManager;
import android.os.IBinder;

import android.app.INotificationManager;
import android.content.pm.ResolveInfo;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.os.ServiceManager;
import android.os.Handler;
import android.util.Log;
import java.util.List;

/**
 * Created by gyxie on 2019/11/21
 */
public class CustomSystemService extends Service {

    private static int mLastLevel;
    private static int mLastStatus;
    private ConnectivityManager connManager;
    private LightManager mLightManager;
    private AlarmManager mAlarmManager;
    private boolean isRegister = false;

    public static final String ACTION_AIRPLANE_MODE = "com.chinachip.action.AIRPLANE";
	
	public static final String IS_NOT_FIRST_BOOT = "is_not_frist_boot";
	
    //滅屏10分鐘開啓飛行模式
    private static final long INTERVAL_RESCHEDUAL = 10 * 60 * 1000;
    private boolean originAirplane;

	private boolean isFirstBoot = false;
	
	public class InstallReceiver extends BroadcastReceiver {
		@Override
		public void onReceive(Context context, Intent intent) {
			String action = intent.getAction();
			Log.i("Tim_A","receive the action=" + action);
			//安裝廣播
			if (action.equals(Intent.ACTION_PACKAGE_ADDED) || action.equals(Intent.ACTION_PACKAGE_REPLACED)) {
				final String packageName = intent.getDataString();
				
				new Handler().postDelayed(new Runnable(){
					@Override
					public void run() {
						//disableAppNotification(packageName);
					}
				},10000);
			}
		}
	}
	InstallReceiver mInstallReceiver = new InstallReceiver();
	
    @Override
    public IBinder onBind(Intent intent) {
        return null;
    }

    @Override
    public void onCreate() {
        super.onCreate();
        IntentFilter filter = new IntentFilter();
        filter.addAction(Intent.ACTION_BATTERY_CHANGED);
        filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
        filter.addAction(Intent.ACTION_SCREEN_ON);
        filter.addAction(Intent.ACTION_SCREEN_OFF);
        filter.addAction(ACTION_AIRPLANE_MODE);
        registerReceiver(mBatteryReceiver, filter);
        isRegister = true;
		

		/*IntentFilter installFilter = new IntentFilter();
        installFilter.addAction(Intent.ACTION_PACKAGE_ADDED);
        installFilter.addAction(Intent.ACTION_PACKAGE_REPLACED);
		installFilter.addDataScheme("package");
		registerReceiver(mInstallReceiver, installFilter);*/
		
		
		//List<PackageInfo> packages = getPackageManager().getInstalledPackages(0);
		
		
		isFirstBoot = !Utils.getBooleanPref(this,IS_NOT_FIRST_BOOT);
		if(isFirstBoot){
			disableAppsNotification();
			Utils.saveBooleanPref(this,IS_NOT_FIRST_BOOT,true);
		}
    }
	
	private void disableAppsNotification(){
		Intent mainIntent = new Intent(Intent.ACTION_MAIN, null);
		mainIntent.addCategory(Intent.CATEGORY_LAUNCHER);
		List<ResolveInfo> mApps = getPackageManager().queryIntentActivities(mainIntent, 0);

		for(ResolveInfo app:mApps){
			String pkg = app.activityInfo.packageName;
			if(isPkgWhiteList(pkg)){
				continue;
			}
			disableAppNotification(pkg);
		}
	}
	
	private boolean isPkgWhiteList(String pkg){
		if(pkg.equals("com.android.dialer") 
			|| pkg.equals("com.android.mms") 
		    || pkg.equals("com.android.deskclock")){
			return true;
		}
		return false;
	}
	
	private void disableAppNotification(String packagename){
		PackageManager mPm = getPackageManager();
		INotificationManager mNotificationManager = INotificationManager.Stub.asInterface(
            ServiceManager.getService(Context.NOTIFICATION_SERVICE));
		// Only the owner can see all apps.
        /*int adminRetrieveFlags = PackageManager.MATCH_ANY_USER |
                PackageManager.MATCH_DISABLED_COMPONENTS |
                PackageManager.MATCH_DISABLED_UNTIL_USED_COMPONENTS;*/
		try {
			ApplicationInfo info = mPm.getApplicationInfo(packagename,0);
			Log.i("Tim_A","CSS disable app pkg.uid="+ info.uid);
			int uid = mPm.getPackageUid(packagename, 0);
			Log.i("Tim_A","getPackageUid disable app pkg="+ packagename+",uid="+uid);
			mNotificationManager.setNotificationsEnabledForPackage(packagename, uid, false);
		} catch (Exception e) {
			Log.w("Tim_A", "Error calling NoMan", e);
		}
	}
	
    .....

    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
		Log.i("Tim_A","intent=" + intent);
		connManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
        mLightManager = (LightManager) getSystemService(Context.LIGHT_SERVICE);
        mAlarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
        originAirplane = Utils.isAirplaneModeOn(this);
        return START_STICKY;
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        if (isRegister) {
            unregisterReceiver(mBatteryReceiver);
            isRegister = false;
        }
		unregisterReceiver(mInstallReceiver);
    }
}

遇到的問題這樣子的，每次開機service裏面都是可以獲取應用的uid的，但是監聽那應用安裝的廣播卻獲取不到剛安裝應用的uid，折騰了一下午，沒招，最後只能在PMS裏面實現相關邏輯。

diff --git a/frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java b/frameworks/base/services/core/java/com/android/server/pm/PackageManagerSe
index 440e582..315b27d 100755
--- a/frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/frameworks/base/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -122,6 +122,7 @@ import android.app.ResourcesManager;
 import android.app.admin.IDevicePolicyManager;
 import android.app.admin.SecurityLog;
 import android.app.backup.IBackupManager;
+import android.app.INotificationManager;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.ContentResolver;
@@ -19088,10 +19089,25 @@ public class PackageManagerService extends IPackageManager.Stub
             if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) {
                 updateSequenceNumberLP(ps, res.newUsers);
                 updateInstantAppInstallerLocked(pkgName);
+                               //disable the third part apk notification
+                               disableAppNotification(pkgName);
             }
         }
     }
 
+       private void disableAppNotification(String packagename){
+               //NotificationManager mNotificationManager =(NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
+               INotificationManager mNotificationManager = INotificationManager.Stub.asInterface(
+            ServiceManager.getService(Context.NOTIFICATION_SERVICE));
+               try {
+                       int uid = getPackageUid(packagename, 0, UserHandle.USER_SYSTEM);
+                       Slog.i("Tim_A","PMS getPackageUid disable app pkg="+ packagename+",uid="+uid);
+                       mNotificationManager.setNotificationsEnabledForPackage(packagename, uid, false);
+               } catch (Exception e) {
+                       Slog.e("Tim_A", "PMS Error calling NoMan" + e);
+               }
+       }
+
     private void startIntentFilterVerifications(int userId, boolean replacing,
             PackageParser.Package pkg) {
         if (mIntentFilterVerifierComponent == null) {

在PMS裏面當應用安裝好後就關閉掉此應用的通知。