dagger.internal.codegen.writing.ComponentInstanceRequestRepresentation Maven / Gradle / Ivy
/*
* Copyright (C) 2017 The Dagger Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package dagger.internal.codegen.writing;
import com.squareup.javapoet.ClassName;
import com.squareup.javapoet.CodeBlock;
import dagger.assisted.Assisted;
import dagger.assisted.AssistedFactory;
import dagger.assisted.AssistedInject;
import dagger.internal.codegen.binding.ContributionBinding;
import dagger.internal.codegen.javapoet.Expression;
/** A binding expression for the instance of the component itself, i.e. {@code this}. */
final class ComponentInstanceRequestRepresentation extends RequestRepresentation {
private final ComponentImplementation componentImplementation;
private final ContributionBinding binding;
@AssistedInject
ComponentInstanceRequestRepresentation(
@Assisted ContributionBinding binding, ComponentImplementation componentImplementation) {
this.componentImplementation = componentImplementation;
this.binding = binding;
}
@Override
Expression getDependencyExpression(ClassName requestingClass) {
return Expression.create(
binding.key().type().xprocessing(),
componentImplementation.name().equals(requestingClass)
? CodeBlock.of("this")
: componentImplementation.componentFieldReference());
}
@AssistedFactory
static interface Factory {
ComponentInstanceRequestRepresentation create(ContributionBinding binding);
}
}