1 /* 2 * Copyright (C) 2015 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.example.android.leanback; 18 19 import android.content.ContentResolver; 20 import android.content.Context; 21 import android.net.Uri; 22 23 import com.google.gson.annotations.SerializedName; 24 25 /** 26 * Abstract data type to represent music item. 27 */ 28 public class MusicItem { 29 // Duration information of current. 30 @SerializedName("duration") 31 private String mDuration; 32 33 // File name of this media item. 34 @SerializedName("file") 35 private String mFile; 36 37 // The title of this media item. 38 @SerializedName("title") 39 private String mMediaTitle; 40 41 // The description of media item. 42 @SerializedName("description") 43 private String mDescription; 44 45 // Art information (i.e. cover image) of this media item. 46 @SerializedName("art") 47 private String mArt; 48 49 /** 50 * The conversion function which can return media item's uri through the file name. 51 * 52 * @param context The context used to get resources of this app. 53 * @return The Uri of the selected media item. 54 */ getMediaSourceUri(Context context)55 public Uri getMediaSourceUri(Context context) { 56 return getResourceUri(context, context.getResources() 57 .getIdentifier(mFile, "raw", context.getPackageName())); 58 } 59 60 /** 61 * Return the title of current media item. 62 * 63 * @return The title of current media item. 64 */ getMediaTitle()65 public String getMediaTitle() { 66 return mMediaTitle; 67 } 68 69 /** 70 * Return the description of current media item. 71 * 72 * @return The description of current media item. 73 */ getMediaDescription()74 public String getMediaDescription() { 75 return mDescription; 76 } 77 78 /** 79 * Return the resource id through art file's name. 80 * 81 * @param context The context used to get resources of this app. 82 * @return The resource Id of the selected media item. 83 */ getMediaAlbumArtResId(Context context)84 public int getMediaAlbumArtResId(Context context) { 85 return context.getResources() 86 .getIdentifier(mArt, "drawable", context.getPackageName()); 87 } 88 89 /** 90 * Helper function to get resource uri based on android resource scheme 91 * 92 * @param context Context to get resources. 93 * @param resID Resource ID. 94 * @return The Uri of current resource. 95 */ getResourceUri(Context context, int resID)96 public static Uri getResourceUri(Context context, int resID) { 97 return Uri.parse(ContentResolver.SCHEME_ANDROID_RESOURCE 98 + "://" 99 + context.getResources().getResourcePackageName(resID) 100 + '/' 101 + context.getResources().getResourceTypeName(resID) 102 + '/' 103 + context.getResources().getResourceEntryName(resID)); 104 } 105 } 106