dagger.internal.codegen.processingstep.BindsInstanceProcessingStep Maven / Gradle / Ivy
/*
* Copyright (C) 2016 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.processingstep;
import static androidx.room.compiler.processing.XElementKt.isMethod;
import static androidx.room.compiler.processing.XElementKt.isMethodParameter;
import androidx.room.compiler.processing.XElement;
import androidx.room.compiler.processing.XExecutableParameterElement;
import androidx.room.compiler.processing.XMessager;
import androidx.room.compiler.processing.XMethodElement;
import com.google.common.collect.ImmutableSet;
import com.squareup.javapoet.ClassName;
import dagger.internal.codegen.javapoet.TypeNames;
import dagger.internal.codegen.validation.BindsInstanceMethodValidator;
import dagger.internal.codegen.validation.BindsInstanceParameterValidator;
import javax.inject.Inject;
/**
* Processing step that validates that the {@code BindsInstance} annotation is applied to the
* correct elements.
*/
final class BindsInstanceProcessingStep extends TypeCheckingProcessingStep {
private final BindsInstanceMethodValidator methodValidator;
private final BindsInstanceParameterValidator parameterValidator;
private final XMessager messager;
@Inject
BindsInstanceProcessingStep(
BindsInstanceMethodValidator methodValidator,
BindsInstanceParameterValidator parameterValidator,
XMessager messager) {
this.methodValidator = methodValidator;
this.parameterValidator = parameterValidator;
this.messager = messager;
}
@Override
public ImmutableSet annotationClassNames() {
return ImmutableSet.of(TypeNames.BINDS_INSTANCE);
}
@Override
protected void process(XElement element, ImmutableSet annotations) {
if (isMethod(element)) {
methodValidator.validate((XMethodElement) element).printMessagesTo(messager);
} else if (isMethodParameter(element)) {
parameterValidator.validate((XExecutableParameterElement) element).printMessagesTo(messager);
} else {
throw new AssertionError(element);
}
}
}