72 lines
2.5 KiB
Java
72 lines
2.5 KiB
Java
/*
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* Copyright (C) 2014 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 static com.google.common.base.Verify.verify;
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import static dagger.internal.codegen.SourceFiles.classFileName;
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import com.squareup.javapoet.ClassName;
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import com.squareup.javapoet.TypeSpec;
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import dagger.Component;
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import dagger.internal.codegen.langmodel.DaggerElements;
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import java.util.Optional;
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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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import javax.lang.model.element.TypeElement;
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/**
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* Generates the implementation of the abstract types annotated with {@link Component}.
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*/
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final class ComponentGenerator extends SourceFileGenerator<BindingGraph> {
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private final ComponentImplementationFactory componentImplementationFactory;
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@Inject
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ComponentGenerator(
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Filer filer,
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DaggerElements elements,
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SourceVersion sourceVersion,
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ComponentImplementationFactory componentImplementationFactory) {
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super(filer, elements, sourceVersion);
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this.componentImplementationFactory = componentImplementationFactory;
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}
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@Override
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ClassName nameGeneratedType(BindingGraph input) {
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return componentName(input.componentTypeElement());
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}
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static ClassName componentName(TypeElement componentDefinitionType) {
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ClassName componentName = ClassName.get(componentDefinitionType);
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return ClassName.get(componentName.packageName(), "Dagger" + classFileName(componentName));
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}
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@Override
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Element originatingElement(BindingGraph input) {
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return input.componentTypeElement();
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}
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@Override
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Optional<TypeSpec.Builder> write(ClassName componentName, BindingGraph bindingGraph) {
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ComponentImplementation componentImplementation =
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componentImplementationFactory.createComponentImplementation(bindingGraph);
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verify(componentImplementation.name().equals(componentName));
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return Optional.of(componentImplementation.generate());
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}
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}
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