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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.app;
     18 
     19 import android.annotation.UnsupportedAppUsage;
     20 import android.content.ContentProviderNative;
     21 import android.content.IContentProvider;
     22 import android.content.pm.ProviderInfo;
     23 import android.os.Build;
     24 import android.os.IBinder;
     25 import android.os.Parcel;
     26 import android.os.Parcelable;
     27 
     28 /**
     29  * Information you can retrieve about a particular application.
     30  *
     31  * @hide
     32  */
     33 public class ContentProviderHolder implements Parcelable {
     34     @UnsupportedAppUsage
     35     public final ProviderInfo info;
     36     @UnsupportedAppUsage
     37     public IContentProvider provider;
     38     public IBinder connection;
     39     @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P, trackingBug = 115609023)
     40     public boolean noReleaseNeeded;
     41 
     42     @UnsupportedAppUsage
     43     public ContentProviderHolder(ProviderInfo _info) {
     44         info = _info;
     45     }
     46 
     47     @Override
     48     public int describeContents() {
     49         return 0;
     50     }
     51 
     52     @Override
     53     public void writeToParcel(Parcel dest, int flags) {
     54         info.writeToParcel(dest, 0);
     55         if (provider != null) {
     56             dest.writeStrongBinder(provider.asBinder());
     57         } else {
     58             dest.writeStrongBinder(null);
     59         }
     60         dest.writeStrongBinder(connection);
     61         dest.writeInt(noReleaseNeeded ? 1 : 0);
     62     }
     63 
     64     public static final @android.annotation.NonNull Parcelable.Creator<ContentProviderHolder> CREATOR
     65             = new Parcelable.Creator<ContentProviderHolder>() {
     66         @Override
     67         public ContentProviderHolder createFromParcel(Parcel source) {
     68             return new ContentProviderHolder(source);
     69         }
     70 
     71         @Override
     72         public ContentProviderHolder[] newArray(int size) {
     73             return new ContentProviderHolder[size];
     74         }
     75     };
     76 
     77     @UnsupportedAppUsage
     78     private ContentProviderHolder(Parcel source) {
     79         info = ProviderInfo.CREATOR.createFromParcel(source);
     80         provider = ContentProviderNative.asInterface(
     81                 source.readStrongBinder());
     82         connection = source.readStrongBinder();
     83         noReleaseNeeded = source.readInt() != 0;
     84     }
     85 }