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PackageVerificationDataSource.java
/* * Copyright (C) 2017 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.example.android.autofill.service.datasource; import android.content.Context; public interface PackageVerificationDataSource { /** * Verifies that the signatures in the passed {@code Context} match what is currently in * storage. If there are no current signatures in storage for this packageName, it will store * the signatures from the passed {@code Context}. * * @return {@code true} if signatures for this packageName are not currently in storage * or if the signatures in the passed {@code Context} match what is currently in storage; * {@code false} if the signatures in the passed {@code Context} do not match what is * currently in storage or if an {@code Exception} was thrown while generating the signatures. */ boolean putPackageSignatures(Context context, String packageName); /** * Clears all signature data currently in storage. */ void clear(Context context); }