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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.app.admin;
import android.annotation.NonNull;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.ArrayMap;
import android.util.ArraySet;
import java.util.Map;
import java.util.Set;
/**
* Class for marshalling keypair grantees for a given KeyChain key via Binder.
*
* @hide
*/
public class ParcelableGranteeMap implements Parcelable {
private final Map<Integer, Set<String>> mPackagesByUid;
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(mPackagesByUid.size());
for (final Map.Entry<Integer, Set<String>> uidEntry : mPackagesByUid.entrySet()) {
dest.writeInt(uidEntry.getKey());
dest.writeStringArray(uidEntry.getValue().toArray(new String[0]));
}
}
public static final @NonNull Parcelable.Creator<ParcelableGranteeMap> CREATOR =
new Parcelable.Creator<ParcelableGranteeMap>() {
@Override
public ParcelableGranteeMap createFromParcel(Parcel source) {
final Map<Integer, Set<String>> packagesByUid = new ArrayMap<>();
final int numUids = source.readInt();
for (int i = 0; i < numUids; i++) {
final int uid = source.readInt();
final String[] pkgs = source.readStringArray();
packagesByUid.put(uid, new ArraySet<>(pkgs));
}
return new ParcelableGranteeMap(packagesByUid);
}
@Override
public ParcelableGranteeMap[] newArray(int size) {
return new ParcelableGranteeMap[size];
}
};
/**
* Creates an instance holding a reference (not a copy) to the given map.
*/
public ParcelableGranteeMap(@NonNull Map<Integer, Set<String>> packagesByUid) {
mPackagesByUid = packagesByUid;
}
/**
* Returns a reference (not a copy) to the stored map.
*/
@NonNull
public Map<Integer, Set<String>> getPackagesByUid() {
return mPackagesByUid;
}
}
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