1 /* 2 * Copyright (C) 2024 The Dagger Authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package dagger.internal.codegen.binding; 18 19 import com.google.auto.value.AutoValue; 20 import com.google.auto.value.extension.memoized.Memoized; 21 import com.google.common.collect.ImmutableSet; 22 import com.google.errorprone.annotations.CheckReturnValue; 23 import dagger.internal.codegen.base.ContributionType; 24 import dagger.internal.codegen.model.BindingKind; 25 import dagger.internal.codegen.model.DependencyRequest; 26 import dagger.internal.codegen.xprocessing.Nullability; 27 import java.util.Optional; 28 29 /** A binding for a {@link BindingKind#DELEGATE}. */ 30 @CheckReturnValue 31 @AutoValue 32 public abstract class DelegateBinding extends ContributionBinding { 33 @Override kind()34 public BindingKind kind() { 35 return BindingKind.DELEGATE; 36 } 37 38 @Override 39 @Memoized dependencies()40 public ImmutableSet<DependencyRequest> dependencies() { 41 return ImmutableSet.of(delegateRequest()); 42 } 43 44 /** Returns a request for the binding that this binding delegates to. */ delegateRequest()45 abstract DependencyRequest delegateRequest(); 46 47 @Override requiresModuleInstance()48 public boolean requiresModuleInstance() { 49 return false; 50 } 51 52 @Override toBuilder()53 public abstract Builder toBuilder(); 54 55 @Memoized 56 @Override hashCode()57 public abstract int hashCode(); 58 59 // TODO(ronshapiro,dpb): simplify the equality semantics 60 @Override equals(Object obj)61 public abstract boolean equals(Object obj); 62 builder()63 static Builder builder() { 64 return new AutoValue_DelegateBinding.Builder(); 65 } 66 67 /** A {@link DelegateBinding} builder. */ 68 @AutoValue.Builder 69 abstract static class Builder extends ContributionBinding.Builder<DelegateBinding, Builder> { delegateRequest(DependencyRequest delegateRequest)70 abstract Builder delegateRequest(DependencyRequest delegateRequest); 71 optionalBindingType(Optional<BindingType> bindingType)72 abstract Builder optionalBindingType(Optional<BindingType> bindingType); 73 contributionType(ContributionType contributionType)74 abstract Builder contributionType(ContributionType contributionType); 75 nullability(Nullability nullability)76 abstract Builder nullability(Nullability nullability); 77 } 78 } 79