1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package com.android.dialer.common; 18 19 import android.content.Context; 20 import android.content.pm.PackageInfo; 21 import android.content.pm.PackageManager; 22 import android.support.annotation.NonNull; 23 24 /** Utility class for package management. */ 25 public class PackageUtils { 26 27 private static boolean isPackageInstalled(@NonNull String packageName, @NonNull Context context) { 28 Assert.isNotNull(packageName); 29 Assert.isNotNull(context); 30 try { 31 PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0); 32 if (info != null && info.packageName != null) { 33 LogUtil.d("PackageUtils.isPackageInstalled", packageName + " is found"); 34 return true; 35 } 36 } catch (PackageManager.NameNotFoundException e) { 37 LogUtil.d("PackageUtils.isPackageInstalled", packageName + " is NOT found"); 38 } 39 return false; 40 } 41 42 /** Returns true if the pkg is installed and enabled/default */ 43 public static boolean isPackageEnabled(@NonNull String packageName, @NonNull Context context) { 44 Assert.isNotNull(packageName); 45 Assert.isNotNull(context); 46 if (isPackageInstalled(packageName, context)) { 47 if (context.getPackageManager().getApplicationEnabledSetting(packageName) 48 != PackageManager.COMPONENT_ENABLED_STATE_DISABLED) { 49 return true; 50 } 51 } 52 return false; 53 } 54 } 55
