| /* |
| * Copyright (C) 2015 The Dagger Authors. |
| * |
| * 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 dagger.internal.codegen; |
| |
| import com.google.common.base.Joiner; |
| import com.google.common.collect.ImmutableSet; |
| import java.util.stream.Collectors; |
| |
| /** |
| * Common lines outputted during code generation. |
| */ |
| public final class GeneratedLines { |
| private static final String DAGGER_GENERATED_ANNOTATION = "@DaggerGenerated"; |
| |
| private static final String GENERATED_ANNOTATION = |
| "@Generated(" |
| + "value = \"dagger.internal.codegen.ComponentProcessor\", " |
| + "comments = \"https://dagger.dev\")"; |
| |
| private static final String SUPPRESS_WARNINGS_ANNOTATION = |
| "@SuppressWarnings({\"unchecked\", \"rawtypes\"})"; |
| |
| private static final String IMPORT_DAGGER_GENERATED = "import dagger.internal.DaggerGenerated;"; |
| |
| private static final String IMPORT_GENERATED_ANNOTATION = |
| isBeforeJava9() |
| ? "import javax.annotation.Generated;" |
| : "import javax.annotation.processing.Generated;"; |
| |
| /** Returns a {@code String} of sorted imports. Includes generated imports automatically. */ |
| public static String generatedImports(String... extraImports) { |
| return ImmutableSet.<String>builder() |
| .add(IMPORT_DAGGER_GENERATED) |
| .add(IMPORT_GENERATED_ANNOTATION) |
| .add(extraImports) |
| .build() |
| .stream() |
| .sorted() |
| .collect(Collectors.joining("\n")); |
| } |
| |
| /** Returns the annotations for a generated class. */ |
| public static String generatedAnnotations() { |
| return Joiner.on('\n') |
| .join(DAGGER_GENERATED_ANNOTATION, GENERATED_ANNOTATION, SUPPRESS_WARNINGS_ANNOTATION); |
| } |
| |
| /** Returns the annotations for a generated class without {@code SuppressWarnings}. */ |
| public static String generatedAnnotationsWithoutSuppressWarnings() { |
| return Joiner.on('\n').join(DAGGER_GENERATED_ANNOTATION, GENERATED_ANNOTATION); |
| } |
| |
| static final String GENERATION_OPTIONS_ANNOTATION = "@GenerationOptions(fastInit = false)"; |
| |
| private static boolean isBeforeJava9() { |
| try { |
| Class.forName("java.lang.Module"); |
| return false; |
| } catch (ClassNotFoundException e) { |
| return true; |
| } |
| } |
| } |