Files
Android11/external/dagger2/java/dagger/internal/codegen/DaggerStatisticsCollectingProcessingStep.java
2023-10-13 14:01:41 +00:00

58 lines
1.9 KiB
Java

/*
* Copyright (C) 2019 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;
import static com.google.common.base.Preconditions.checkNotNull;
import com.google.auto.common.BasicAnnotationProcessor.ProcessingStep;
import com.google.common.collect.SetMultimap;
import java.lang.annotation.Annotation;
import java.util.Set;
import javax.lang.model.element.Element;
/**
* {@link ProcessingStep} that delegates to another {@code ProcessingStep} and collects timing
* statistics for each processing round for that step.
*/
final class DaggerStatisticsCollectingProcessingStep implements ProcessingStep {
private final ProcessingStep delegate;
private final DaggerStatisticsCollector statisticsCollector;
DaggerStatisticsCollectingProcessingStep(
ProcessingStep delegate, DaggerStatisticsCollector statisticsCollector) {
this.delegate = checkNotNull(delegate);
this.statisticsCollector = checkNotNull(statisticsCollector);
}
@Override
public Set<? extends Class<? extends Annotation>> annotations() {
return delegate.annotations();
}
@Override
public Set<? extends Element> process(
SetMultimap<Class<? extends Annotation>, Element> elementsByAnnotation) {
statisticsCollector.stepStarted(delegate);
try {
return delegate.process(elementsByAnnotation);
} finally {
statisticsCollector.stepFinished(delegate);
}
}
}