| /* |
| * Copyright (C) 2022 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.annotation.Nullable; |
| import android.annotation.TestApi; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Objects; |
| |
| /** |
| * Class to identify a top priority resolution mechanism that is used to resolve the enforced |
| * policy when being set by multiple admins (see {@link PolicyState#getResolutionMechanism()}). |
| * |
| * <p>Priorities are defined based on the calling admin's {@link Authority}. |
| * |
| * @hide |
| */ |
| @TestApi |
| public final class TopPriority<V> extends ResolutionMechanism<V> { |
| |
| private final List<Authority> mHighestToLowestPriorityAuthorities; |
| |
| /** |
| * @hide |
| */ |
| public TopPriority(@NonNull List<Authority> highestToLowestPriorityAuthorities) { |
| mHighestToLowestPriorityAuthorities = Objects.requireNonNull( |
| highestToLowestPriorityAuthorities); |
| } |
| |
| /** |
| * Returns an object with the specified order of highest to lowest authorities. |
| */ |
| private TopPriority(@NonNull Parcel source) { |
| mHighestToLowestPriorityAuthorities = new ArrayList<>(); |
| int size = source.readInt(); |
| for (int i = 0; i < size; i++) { |
| mHighestToLowestPriorityAuthorities.add( |
| source.readParcelable(Authority.class.getClassLoader())); |
| } |
| } |
| |
| /** |
| * Returns an ordered list of authorities from highest priority to lowest priority for a |
| * certain policy. |
| */ |
| @NonNull |
| public List<Authority> getHighestToLowestPriorityAuthorities() { |
| return mHighestToLowestPriorityAuthorities; |
| } |
| |
| @Override |
| public boolean equals(@Nullable Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| try { |
| TopPriority<V> other = (TopPriority<V>) o; |
| return Objects.equals( |
| mHighestToLowestPriorityAuthorities, other.mHighestToLowestPriorityAuthorities); |
| } catch (ClassCastException exception) { |
| return false; |
| } |
| } |
| |
| @Override |
| public int hashCode() { |
| return mHighestToLowestPriorityAuthorities.hashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| return "TopPriority { mHighestToLowestPriorityAuthorities= " |
| + mHighestToLowestPriorityAuthorities + " }"; |
| } |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(@NonNull Parcel dest, int flags) { |
| dest.writeInt(mHighestToLowestPriorityAuthorities.size()); |
| for (Authority authority : mHighestToLowestPriorityAuthorities) { |
| dest.writeParcelable(authority, flags); |
| } |
| } |
| |
| @NonNull |
| public static final Parcelable.Creator<TopPriority<?>> CREATOR = |
| new Parcelable.Creator<TopPriority<?>>() { |
| @Override |
| public TopPriority<?> createFromParcel(Parcel source) { |
| return new TopPriority<>(source); |
| } |
| |
| @Override |
| public TopPriority<?>[] newArray(int size) { |
| return new TopPriority[size]; |
| } |
| }; |
| |
| } |