| /* |
| * Copyright (C) 2018 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.internal.util.dump; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.content.ComponentName; |
| import android.content.ComponentNameProto; |
| |
| public class DumpUtils { |
| /** |
| * Write a string to a proto if the string is not {@code null}. |
| * |
| * @param proto The proto to write to |
| * @param idName Clear text name of the proto-id |
| * @param id The proto-id of the string |
| * @param string The string to write |
| */ |
| public static void writeStringIfNotNull(@NonNull DualDumpOutputStream proto, String idName, |
| long id, @Nullable String string) { |
| if (string != null) { |
| proto.write(idName, id, string); |
| } |
| } |
| |
| /** |
| * Write a {@link ComponentName} to a proto. |
| * |
| * @param proto The proto to write to |
| * @param idName Clear text name of the proto-id |
| * @param id The proto-id of the component name |
| * @param component The component name to write |
| */ |
| public static void writeComponentName(@NonNull DualDumpOutputStream proto, String idName, |
| long id, @NonNull ComponentName component) { |
| long token = proto.start(idName, id); |
| proto.write("package_name", ComponentNameProto.PACKAGE_NAME, component.getPackageName()); |
| proto.write("class_name", ComponentNameProto.CLASS_NAME, component.getClassName()); |
| proto.end(token); |
| } |
| } |