/*
* Copyright 2017-2020 original 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
*
* https://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 io.micronaut.annotation.processing;
import io.micronaut.annotation.processing.visitor.LoadedVisitor;
import io.micronaut.inject.visitor.TypeElementVisitor;
import javax.annotation.processing.SupportedOptions;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
The annotation processed used to execute type element visitors.
Author: graemerocher Since: 2.0
/**
* <p>The annotation processed used to execute type element visitors.</p>
*
* @author graemerocher
* @since 2.0
*/
@SupportedOptions({AbstractInjectAnnotationProcessor.MICRONAUT_PROCESSING_INCREMENTAL, AbstractInjectAnnotationProcessor.MICRONAUT_PROCESSING_ANNOTATIONS})
public class AggregatingTypeElementVisitorProcessor extends TypeElementVisitorProcessor {
@Override
protected String getIncrementalProcessorType() {
return GRADLE_PROCESSING_AGGREGATING;
}
@Override
public Set<String> getSupportedAnnotationTypes() {
if (isIncremental(processingEnv)) {
List<LoadedVisitor> loadedVisitors = getLoadedVisitors();
Set<String> annotationNames = new HashSet<>();
// try and narrow the annotations to only the ones interesting to the visitors
// if a visitor is interested in Object than fall back to all
for (LoadedVisitor loadedVisitor : loadedVisitors) {
TypeElementVisitor<?, ?> visitor = loadedVisitor.getVisitor();
Set<String> supportedAnnotationNames = visitor.getSupportedAnnotationNames();
if (supportedAnnotationNames.contains("*")) {
return super.getSupportedAnnotationTypes();
} else {
annotationNames.addAll(supportedAnnotationNames);
}
}
return annotationNames;
} else {
return super.getSupportedAnnotationTypes();
}
}
}