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      1 /*
      2  * Copyright (C) 2016 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.media;
     18 
     19 import android.content.ContentProvider;
     20 import android.database.Cursor;
     21 import android.database.CursorWrapper;
     22 import android.net.Uri;
     23 
     24 /**
     25  * Cursor that adds the user id to fetched URIs. This is especially useful for {@link getCursor} as
     26  * a managed profile should also list its parent's ringtones
     27  *
     28  * @hide
     29  */
     30 public class ExternalRingtonesCursorWrapper extends CursorWrapper {
     31 
     32     private int mUserId;
     33 
     34     public ExternalRingtonesCursorWrapper(Cursor cursor, int userId) {
     35         super(cursor);
     36         mUserId = userId;
     37     }
     38 
     39     public String getString(int index) {
     40         String result = super.getString(index);
     41         if (index == RingtoneManager.URI_COLUMN_INDEX) {
     42             result = ContentProvider.maybeAddUserId(Uri.parse(result), mUserId).toString();
     43         }
     44         return result;
     45     }
     46 }
     47