| /* |
| * Copyright (C) 2017 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.tools.apk.analyzer; |
| |
| import com.android.annotations.NonNull; |
| import java.util.stream.Stream; |
| |
| public class ArchiveTreeStream { |
| @NonNull |
| public static Stream<ArchiveNode> preOrderStream(@NonNull ArchiveNode node) { |
| return Stream.concat( |
| Stream.of(node), |
| node.getChildren().stream().flatMap(ArchiveTreeStream::preOrderStream)); |
| } |
| |
| @NonNull |
| public static <T> Stream<ArchiveNode> postOrderStream(@NonNull ArchiveNode node) { |
| return Stream.concat( |
| node.getChildren().stream().flatMap(ArchiveTreeStream::postOrderStream), |
| Stream.of(node)); |
| } |
| } |