1 /* 2 * Copyright (C) 2022 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 com.android.server.devicepolicy; 18 19 20 import android.annotation.NonNull; 21 import android.app.admin.PolicyValue; 22 23 import java.util.ArrayList; 24 import java.util.LinkedHashMap; 25 import java.util.List; 26 import java.util.Map; 27 28 final class MostRecent<V> extends ResolutionMechanism<V> { 29 30 @Override resolve(@onNull LinkedHashMap<EnforcingAdmin, PolicyValue<V>> adminPolicies)31 PolicyValue<V> resolve(@NonNull LinkedHashMap<EnforcingAdmin, PolicyValue<V>> adminPolicies) { 32 List<Map.Entry<EnforcingAdmin, PolicyValue<V>>> policiesList = new ArrayList<>( 33 adminPolicies.entrySet()); 34 return policiesList.isEmpty() ? null : policiesList.get(policiesList.size() - 1).getValue(); 35 } 36 37 @Override getParcelableResolutionMechanism()38 android.app.admin.MostRecent<V> getParcelableResolutionMechanism() { 39 return new android.app.admin.MostRecent<V>(); 40 } 41 42 @Override toString()43 public String toString() { 44 return "MostRecent {}"; 45 } 46 } 47