| /* |
| * 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 com.android.server.apphibernation; |
| |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.util.Slog; |
| import android.util.proto.ProtoInputStream; |
| import android.util.proto.ProtoOutputStream; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Reads and writes protos for {@link GlobalLevelState} hiberation states. |
| */ |
| final class GlobalLevelHibernationProto implements ProtoReadWriter<List<GlobalLevelState>> { |
| private static final String TAG = "GlobalLevelHibernationProtoReadWriter"; |
| |
| @Override |
| public void writeToProto(@NonNull ProtoOutputStream stream, |
| @NonNull List<GlobalLevelState> data) { |
| for (int i = 0, size = data.size(); i < size; i++) { |
| long token = stream.start(GlobalLevelHibernationStatesProto.HIBERNATION_STATE); |
| GlobalLevelState state = data.get(i); |
| stream.write(GlobalLevelHibernationStateProto.PACKAGE_NAME, state.packageName); |
| stream.write(GlobalLevelHibernationStateProto.HIBERNATED, state.hibernated); |
| stream.write(GlobalLevelHibernationStateProto.SAVED_BYTE, state.savedByte); |
| stream.end(token); |
| } |
| } |
| |
| @Override |
| public @Nullable List<GlobalLevelState> readFromProto(@NonNull ProtoInputStream stream) |
| throws IOException { |
| List<GlobalLevelState> list = new ArrayList<>(); |
| while (stream.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| if (stream.getFieldNumber() |
| != (int) GlobalLevelHibernationStatesProto.HIBERNATION_STATE) { |
| continue; |
| } |
| GlobalLevelState state = new GlobalLevelState(); |
| long token = stream.start(GlobalLevelHibernationStatesProto.HIBERNATION_STATE); |
| while (stream.nextField() != ProtoInputStream.NO_MORE_FIELDS) { |
| switch (stream.getFieldNumber()) { |
| case (int) GlobalLevelHibernationStateProto.PACKAGE_NAME: |
| state.packageName = |
| stream.readString(GlobalLevelHibernationStateProto.PACKAGE_NAME); |
| break; |
| case (int) GlobalLevelHibernationStateProto.HIBERNATED: |
| state.hibernated = |
| stream.readBoolean(GlobalLevelHibernationStateProto.HIBERNATED); |
| break; |
| case (int) GlobalLevelHibernationStateProto.SAVED_BYTE: |
| state.savedByte = |
| stream.readLong(GlobalLevelHibernationStateProto.SAVED_BYTE); |
| break; |
| default: |
| Slog.w(TAG, "Undefined field in proto: " + stream.getFieldNumber()); |
| } |
| } |
| stream.end(token); |
| list.add(state); |
| } |
| return list; |
| } |
| } |