65 lines
2.5 KiB
Java
65 lines
2.5 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.writing;
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import static com.google.common.base.Preconditions.checkNotNull;
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import static dagger.internal.codegen.binding.SourceFiles.generatedClassNameForBinding;
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import static dagger.model.BindingKind.INJECTION;
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import com.squareup.javapoet.CodeBlock;
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import dagger.internal.codegen.binding.ContributionBinding;
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import dagger.internal.codegen.javapoet.CodeBlocks;
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import dagger.internal.codegen.writing.FrameworkFieldInitializer.FrameworkInstanceCreationExpression;
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import javax.inject.Provider;
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/**
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* A {@link Provider} creation expression for an {@link javax.inject.Inject @Inject}-constructed
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* class or a {@link dagger.Provides @Provides}-annotated module method.
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*/
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// TODO(dpb): Resolve with ProducerCreationExpression.
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final class InjectionOrProvisionProviderCreationExpression
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implements FrameworkInstanceCreationExpression {
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private final ContributionBinding binding;
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private final ComponentBindingExpressions componentBindingExpressions;
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InjectionOrProvisionProviderCreationExpression(
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ContributionBinding binding, ComponentBindingExpressions componentBindingExpressions) {
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this.binding = checkNotNull(binding);
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this.componentBindingExpressions = checkNotNull(componentBindingExpressions);
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}
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@Override
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public CodeBlock creationExpression() {
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CodeBlock createFactory =
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CodeBlock.of(
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"$T.create($L)",
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generatedClassNameForBinding(binding),
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componentBindingExpressions.getCreateMethodArgumentsCodeBlock(binding));
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// When scoping a parameterized factory for an @Inject class, Java 7 cannot always infer the
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// type properly, so cast to a raw framework type before scoping.
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if (binding.kind().equals(INJECTION)
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&& binding.unresolved().isPresent()
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&& binding.scope().isPresent()) {
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return CodeBlocks.cast(createFactory, Provider.class);
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} else {
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return createFactory;
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}
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}
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}
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