138 lines
4.5 KiB
Java
138 lines
4.5 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.binding;
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import static dagger.internal.codegen.extension.DaggerStreams.toImmutableSet;
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import static dagger.model.BindingKind.COMPONENT_PROVISION;
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import static dagger.model.BindingKind.PROVISION;
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import com.google.auto.value.AutoValue;
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import com.google.auto.value.extension.memoized.Memoized;
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import com.google.common.collect.ImmutableSet;
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import com.google.common.collect.ImmutableSortedSet;
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import com.google.errorprone.annotations.CanIgnoreReturnValue;
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import dagger.internal.codegen.binding.MembersInjectionBinding.InjectionSite;
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import dagger.internal.codegen.compileroption.CompilerOptions;
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import dagger.model.BindingKind;
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import dagger.model.DependencyRequest;
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import dagger.model.Key;
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import dagger.model.Scope;
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import java.util.Optional;
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/** A value object representing the mechanism by which a {@link Key} can be provided. */
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@AutoValue
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public abstract class ProvisionBinding extends ContributionBinding {
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@Override
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@Memoized
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public ImmutableSet<DependencyRequest> explicitDependencies() {
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return ImmutableSet.<DependencyRequest>builder()
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.addAll(provisionDependencies())
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.addAll(membersInjectionDependencies())
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.build();
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}
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/**
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* Dependencies necessary to invoke an {@code @Inject} constructor or {@code @Provides} method.
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*/
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public abstract ImmutableSet<DependencyRequest> provisionDependencies();
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@Memoized
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ImmutableSet<DependencyRequest> membersInjectionDependencies() {
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return injectionSites()
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.stream()
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.flatMap(i -> i.dependencies().stream())
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.collect(toImmutableSet());
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}
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/**
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* {@link InjectionSite}s for all {@code @Inject} members if {@link #kind()} is {@link
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* BindingKind#INJECTION}, otherwise empty.
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*/
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public abstract ImmutableSortedSet<InjectionSite> injectionSites();
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@Override
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public BindingType bindingType() {
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return BindingType.PROVISION;
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}
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@Override
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public abstract Optional<ProvisionBinding> unresolved();
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// TODO(ronshapiro): we should be able to remove this, but AutoValue barks on the Builder's scope
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// method, saying that the method doesn't correspond to a property of ProvisionBinding
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@Override
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public abstract Optional<Scope> scope();
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public static Builder builder() {
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return new AutoValue_ProvisionBinding.Builder()
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.provisionDependencies(ImmutableSet.of())
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.injectionSites(ImmutableSortedSet.of());
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}
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@Override
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public abstract Builder toBuilder();
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private static final ImmutableSet<BindingKind> KINDS_TO_CHECK_FOR_NULL =
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ImmutableSet.of(PROVISION, COMPONENT_PROVISION);
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public boolean shouldCheckForNull(CompilerOptions compilerOptions) {
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return KINDS_TO_CHECK_FOR_NULL.contains(kind())
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&& !contributedPrimitiveType().isPresent()
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&& !nullableType().isPresent()
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&& compilerOptions.doCheckForNulls();
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}
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// Profiling determined that this method is called enough times that memoizing it had a measurable
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// performance improvement for large components.
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@Memoized
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@Override
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public boolean requiresModuleInstance() {
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return super.requiresModuleInstance();
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}
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@Memoized
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@Override
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public abstract int hashCode();
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// TODO(ronshapiro,dpb): simplify the equality semantics
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@Override
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public abstract boolean equals(Object obj);
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/** A {@link ProvisionBinding} builder. */
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@AutoValue.Builder
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@CanIgnoreReturnValue
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public abstract static class Builder
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extends ContributionBinding.Builder<ProvisionBinding, Builder> {
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@Override
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public Builder dependencies(Iterable<DependencyRequest> dependencies) {
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return provisionDependencies(dependencies);
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}
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abstract Builder provisionDependencies(Iterable<DependencyRequest> provisionDependencies);
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public abstract Builder injectionSites(ImmutableSortedSet<InjectionSite> injectionSites);
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@Override
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public abstract Builder unresolved(ProvisionBinding unresolved);
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public abstract Builder scope(Optional<Scope> scope);
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}
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}
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