1 /** 2 * Copyright (C) 2018 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.car.radio.storage; 18 19 import android.hardware.radio.ProgramSelector; 20 21 import androidx.annotation.NonNull; 22 import androidx.room.Embedded; 23 import androidx.room.Entity; 24 import androidx.room.PrimaryKey; 25 26 import com.android.car.broadcastradio.support.Program; 27 28 import java.util.Objects; 29 30 @Entity 31 class Favorite { 32 @PrimaryKey 33 @NonNull 34 @Embedded(prefix = "primaryId_") 35 public final IdentifierEntity primaryId; 36 37 @NonNull 38 public final ProgramSelector selector; 39 40 @NonNull 41 public final String name; 42 Favorite(@onNull IdentifierEntity primaryId, @NonNull ProgramSelector selector, @NonNull String name)43 Favorite(@NonNull IdentifierEntity primaryId, @NonNull ProgramSelector selector, 44 @NonNull String name) { 45 if (!primaryId.sameAs(selector.getPrimaryId())) { 46 throw new IllegalArgumentException( 47 "Can't set different primary ID than program selector's"); 48 } 49 50 this.primaryId = primaryId; 51 this.selector = selector; 52 this.name = Objects.requireNonNull(name); 53 } 54 Favorite(@onNull Program program)55 Favorite(@NonNull Program program) { 56 this(new IdentifierEntity(program.getSelector().getPrimaryId()), 57 program.getSelector(), program.getName()); 58 } 59 60 @NonNull toProgram()61 public Program toProgram() { 62 return new Program(selector, name); 63 } 64 } 65