1 /* 2 * Copyright (C) 2021 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.server.appsearch.util; 18 19 import android.annotation.NonNull; 20 import android.content.Context; 21 import android.content.pm.PackageManager; 22 import android.os.Process; 23 24 /** 25 * Utilities for interacting with {@link android.content.pm.PackageManager}, 26 * {@link android.os.UserHandle}, and other parts of dealing with apps and binder. 27 * 28 * @hide 29 */ 30 public class PackageUtil { PackageUtil()31 private PackageUtil() {} 32 33 /** 34 * Finds the UID of the {@code packageName} in the given {@code context}. Returns 35 * {@link Process#INVALID_UID} if unable to find the UID. 36 */ getPackageUid(@onNull Context context, @NonNull String packageName)37 public static int getPackageUid(@NonNull Context context, @NonNull String packageName) { 38 try { 39 return context.getPackageManager().getPackageUid(packageName, /*flags=*/ 0); 40 } catch (PackageManager.NameNotFoundException e) { 41 return Process.INVALID_UID; 42 } 43 } 44 } 45