Philip P. Moltmann | 371a3b8 | 2018-01-26 13:00:22 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 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.internal.util.dump; |
| 18 | |
| 19 | import android.annotation.NonNull; |
| 20 | import android.annotation.Nullable; |
| 21 | import android.content.ComponentName; |
| 22 | import android.content.ComponentNameProto; |
| 23 | |
| 24 | public class DumpUtils { |
| 25 | /** |
| 26 | * Write a string to a proto if the string is not {@code null}. |
| 27 | * |
| 28 | * @param proto The proto to write to |
| 29 | * @param idName Clear text name of the proto-id |
| 30 | * @param id The proto-id of the string |
| 31 | * @param string The string to write |
| 32 | */ |
| 33 | public static void writeStringIfNotNull(@NonNull DualDumpOutputStream proto, String idName, |
| 34 | long id, @Nullable String string) { |
| 35 | if (string != null) { |
| 36 | proto.write(idName, id, string); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | /** |
| 41 | * Write a {@link ComponentName} to a proto. |
| 42 | * |
| 43 | * @param proto The proto to write to |
| 44 | * @param idName Clear text name of the proto-id |
| 45 | * @param id The proto-id of the component name |
| 46 | * @param component The component name to write |
| 47 | */ |
| 48 | public static void writeComponentName(@NonNull DualDumpOutputStream proto, String idName, |
| 49 | long id, @NonNull ComponentName component) { |
| 50 | long token = proto.start(idName, id); |
| 51 | proto.write("package_name", ComponentNameProto.PACKAGE_NAME, component.getPackageName()); |
| 52 | proto.write("class_name", ComponentNameProto.CLASS_NAME, component.getClassName()); |
| 53 | proto.end(token); |
| 54 | } |
| 55 | } |