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      1 /*
      2  * Copyright (C) 2009 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.content;
     18 
     19 import android.annotation.UnsupportedAppUsage;
     20 import android.net.Uri;
     21 import android.os.Build;
     22 
     23 import java.util.ArrayList;
     24 
     25 /**
     26  * A representation of a item using ContentValues. It contains one top level ContentValue
     27  * plus a collection of Uri, ContentValues tuples as subvalues. One example of its use
     28  * is in Contacts, where the top level ContentValue contains the columns from the RawContacts
     29  * table and the subvalues contain a ContentValues object for each row from the Data table that
     30  * corresponds to that RawContact. The uri refers to the Data table uri for each row.
     31  */
     32 public final class Entity {
     33     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     34     final private ContentValues mValues;
     35     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     36     final private ArrayList<NamedContentValues> mSubValues;
     37 
     38     public Entity(ContentValues values) {
     39         mValues = values;
     40         mSubValues = new ArrayList<NamedContentValues>();
     41     }
     42 
     43     public ContentValues getEntityValues() {
     44         return mValues;
     45     }
     46 
     47     public ArrayList<NamedContentValues> getSubValues() {
     48         return mSubValues;
     49     }
     50 
     51     public void addSubValue(Uri uri, ContentValues values) {
     52         mSubValues.add(new Entity.NamedContentValues(uri, values));
     53     }
     54 
     55     public static class NamedContentValues {
     56         public final Uri uri;
     57         public final ContentValues values;
     58 
     59         public NamedContentValues(Uri uri, ContentValues values) {
     60             this.uri = uri;
     61             this.values = values;
     62         }
     63     }
     64 
     65     public String toString() {
     66         final StringBuilder sb = new StringBuilder();
     67         sb.append("Entity: ").append(getEntityValues());
     68         for (Entity.NamedContentValues namedValue : getSubValues()) {
     69             sb.append("\n  ").append(namedValue.uri);
     70             sb.append("\n  -> ").append(namedValue.values);
     71         }
     72         return sb.toString();
     73     }
     74 }
     75