78 lines
2.6 KiB
Java
78 lines
2.6 KiB
Java
/*
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* Copyright (C) 2015 The Dagger Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package dagger.internal.codegen;
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import com.google.common.base.Joiner;
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import com.google.common.collect.ImmutableSet;
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import java.util.stream.Collectors;
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/**
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* Common lines outputted during code generation.
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*/
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public final class GeneratedLines {
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private static final String DAGGER_GENERATED_ANNOTATION = "@DaggerGenerated";
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private static final String GENERATED_ANNOTATION =
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"@Generated("
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+ "value = \"dagger.internal.codegen.ComponentProcessor\", "
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+ "comments = \"https://dagger.dev\")";
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private static final String SUPPRESS_WARNINGS_ANNOTATION =
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"@SuppressWarnings({\"unchecked\", \"rawtypes\"})";
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private static final String IMPORT_DAGGER_GENERATED = "import dagger.internal.DaggerGenerated;";
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private static final String IMPORT_GENERATED_ANNOTATION =
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isBeforeJava9()
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? "import javax.annotation.Generated;"
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: "import javax.annotation.processing.Generated;";
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/** Returns a {@code String} of sorted imports. Includes generated imports automatically. */
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public static String generatedImports(String... extraImports) {
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return ImmutableSet.<String>builder()
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.add(IMPORT_DAGGER_GENERATED)
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.add(IMPORT_GENERATED_ANNOTATION)
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.add(extraImports)
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.build()
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.stream()
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.sorted()
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.collect(Collectors.joining("\n"));
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}
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/** Returns the annotations for a generated class. */
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public static String generatedAnnotations() {
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return Joiner.on('\n')
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.join(DAGGER_GENERATED_ANNOTATION, GENERATED_ANNOTATION, SUPPRESS_WARNINGS_ANNOTATION);
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}
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/** Returns the annotations for a generated class without {@code SuppressWarnings}. */
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public static String generatedAnnotationsWithoutSuppressWarnings() {
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return Joiner.on('\n').join(DAGGER_GENERATED_ANNOTATION, GENERATED_ANNOTATION);
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}
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static final String GENERATION_OPTIONS_ANNOTATION = "@GenerationOptions(fastInit = false)";
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private static boolean isBeforeJava9() {
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try {
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Class.forName("java.lang.Module");
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return false;
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} catch (ClassNotFoundException e) {
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return true;
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}
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}
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}
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