1 /* 2 * Copyright 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 foo.bar; 18 import androidx.room.*; 19 20 @Entity 21 public class Artist { 22 @PrimaryKey 23 public final int mArtistId; 24 public final String mArtistName; 25 public final boolean mIsActive; 26 Artist(int artistId, String artistName, boolean isActive)27 public Artist(int artistId, String artistName, boolean isActive) { 28 mArtistId = artistId; 29 mArtistName = artistName; 30 mIsActive = isActive; 31 } 32 33 @Override equals(Object o)34 public boolean equals(Object o) { 35 if (this == o) return true; 36 if (o == null || getClass() != o.getClass()) return false; 37 38 Artist artist = (Artist) o; 39 40 if (mArtistId != artist.mArtistId) return false; 41 if (mArtistName != null ? !mArtistName.equals(artist.mArtistName) : 42 artist.mArtistName != null && mIsActive == artist.mIsActive) { 43 return false; 44 } 45 return true; 46 } 47 48 @Override hashCode()49 public int hashCode() { 50 int result = mArtistId; 51 result = 31 * result + (mArtistName != null ? mArtistName.hashCode() : 0); 52 return result; 53 } 54 }