| /* |
| * 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; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.os.Bundle; |
| |
| /** |
| * Utility methods for handling {@link Bundle}. |
| * |
| */ |
| public final class BundleUtils { |
| private BundleUtils() { |
| } |
| |
| /** |
| * Returns true if {@code in} is null or empty. |
| */ |
| public static boolean isEmpty(@Nullable Bundle in) { |
| return (in == null) || (in.size() == 0); |
| } |
| |
| /** |
| * Creates a copy of the {@code in} Bundle. If {@code in} is null, it'll return an empty |
| * bundle. |
| * |
| * <p>The resulting {@link Bundle} is always writable. (i.e. it won't return |
| * {@link Bundle#EMPTY}) |
| */ |
| public static @NonNull Bundle clone(@Nullable Bundle in) { |
| return (in != null) ? new Bundle(in) : new Bundle(); |
| } |
| |
| } |