| /* |
| * 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.systemui.util; |
| |
| import java.util.List; |
| import java.util.function.Consumer; |
| |
| public class Utils { |
| |
| /** |
| * Allows lambda iteration over a list. It is done in reverse order so it is safe |
| * to add or remove items during the iteration. |
| */ |
| public static <T> void safeForeach(List<T> list, Consumer<T> c) { |
| for (int i = list.size() - 1; i >= 0; i--) { |
| c.accept(list.get(i)); |
| } |
| } |
| } |