73 lines
2.7 KiB
Java
73 lines
2.7 KiB
Java
/*
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* Copyright (C) 2018 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.writing;
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import static com.squareup.javapoet.MethodSpec.constructorBuilder;
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import static com.squareup.javapoet.TypeSpec.classBuilder;
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import static javax.lang.model.element.Modifier.FINAL;
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import static javax.lang.model.element.Modifier.PRIVATE;
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import static javax.lang.model.element.Modifier.PUBLIC;
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import com.google.common.collect.ImmutableList;
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import com.squareup.javapoet.TypeSpec;
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import dagger.internal.codegen.base.SourceFileGenerator;
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import dagger.internal.codegen.binding.ContributionBinding;
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import dagger.internal.codegen.binding.MapKeys;
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import dagger.internal.codegen.langmodel.DaggerElements;
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import dagger.internal.codegen.langmodel.DaggerTypes;
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import javax.annotation.processing.Filer;
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import javax.inject.Inject;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.Element;
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/**
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* Generates a class that exposes a non-{@code public} {@link
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* ContributionBinding#mapKeyAnnotation()} @MapKey} annotation.
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*/
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public final class InaccessibleMapKeyProxyGenerator
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extends SourceFileGenerator<ContributionBinding> {
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private final DaggerTypes types;
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private final DaggerElements elements;
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@Inject
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InaccessibleMapKeyProxyGenerator(
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Filer filer, DaggerTypes types, DaggerElements elements, SourceVersion sourceVersion) {
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super(filer, elements, sourceVersion);
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this.types = types;
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this.elements = elements;
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}
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@Override
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public Element originatingElement(ContributionBinding binding) {
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// a map key is only ever present on bindings that have a binding element
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return binding.bindingElement().get();
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}
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@Override
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public ImmutableList<TypeSpec.Builder> topLevelTypes(ContributionBinding binding) {
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return MapKeys.mapKeyFactoryMethod(binding, types, elements)
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.map(
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method ->
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classBuilder(MapKeys.mapKeyProxyClassName(binding))
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.addModifiers(PUBLIC, FINAL)
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.addMethod(constructorBuilder().addModifiers(PRIVATE).build())
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.addMethod(method))
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.map(ImmutableList::of)
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.orElse(ImmutableList.of());
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}
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}
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