1 /* 2 * Copyright (C) 2023 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 android.ondevicepersonalization; 18 19 import android.annotation.NonNull; 20 21 import java.util.Set; 22 23 /** 24 * Data Access Object for the REMOTE_DATA table. The REMOTE_DATA table is a immutable 25 * data store that contains data that has been downloaded by the ODP platform from 26 * the vendor endpoint that is declared in the package manifest. 27 * 28 * @hide 29 */ 30 public interface ImmutableMap { 31 /** 32 * Looks up a key in the REMOTE_DATA table. 33 * 34 * @param key The key to look up. 35 * @return the value to which the specified key is mapped, 36 * or null if there contains no mapping for the key. 37 */ get(@onNull String key)38 byte[] get(@NonNull String key) throws OnDevicePersonalizationException; 39 40 /** 41 * Returns a Set view of the keys contained in the REMOTE_DATA table. 42 * 43 * @return a Set view of the keys contained in the REMOTE_DATA table. 44 */ keySet()45 Set<String> keySet() throws OnDevicePersonalizationException; 46 } 47