58 lines
1.9 KiB
Java
58 lines
1.9 KiB
Java
/*
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* Copyright (C) 2019 The Dagger Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package dagger.internal.codegen;
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import static com.google.common.base.Preconditions.checkNotNull;
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import com.google.auto.common.BasicAnnotationProcessor.ProcessingStep;
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import com.google.common.collect.SetMultimap;
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import java.lang.annotation.Annotation;
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import java.util.Set;
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import javax.lang.model.element.Element;
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/**
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* {@link ProcessingStep} that delegates to another {@code ProcessingStep} and collects timing
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* statistics for each processing round for that step.
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*/
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final class DaggerStatisticsCollectingProcessingStep implements ProcessingStep {
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private final ProcessingStep delegate;
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private final DaggerStatisticsCollector statisticsCollector;
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DaggerStatisticsCollectingProcessingStep(
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ProcessingStep delegate, DaggerStatisticsCollector statisticsCollector) {
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this.delegate = checkNotNull(delegate);
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this.statisticsCollector = checkNotNull(statisticsCollector);
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}
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@Override
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public Set<? extends Class<? extends Annotation>> annotations() {
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return delegate.annotations();
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}
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@Override
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public Set<? extends Element> process(
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SetMultimap<Class<? extends Annotation>, Element> elementsByAnnotation) {
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statisticsCollector.stepStarted(delegate);
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try {
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return delegate.process(elementsByAnnotation);
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} finally {
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statisticsCollector.stepFinished(delegate);
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}
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}
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}
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