33 lines
1.3 KiB
Java
33 lines
1.3 KiB
Java
package it.cavallium.dbengine.lucene.searcher;
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import io.net5.buffer.api.Send;
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import it.cavallium.dbengine.database.disk.LLIndexContext;
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import it.cavallium.dbengine.database.disk.LLIndexSearcher;
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import reactor.core.publisher.Flux;
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import reactor.core.publisher.Mono;
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public class AdaptiveLuceneMultiSearcher implements LuceneMultiSearcher {
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private static final LuceneMultiSearcher countLuceneMultiSearcher
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= new SimpleUnsortedUnscoredLuceneMultiSearcher(new CountLuceneLocalSearcher());
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private static final LuceneMultiSearcher scoredSimpleLuceneShardSearcher
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= new ScoredSimpleLuceneShardSearcher();
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private static final LuceneMultiSearcher unscoredPagedLuceneMultiSearcher
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= new SimpleUnsortedUnscoredLuceneMultiSearcher(new SimpleLuceneLocalSearcher());
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@Override
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public Mono<Send<LuceneSearchResult>> collect(Flux<Send<LLIndexContext>> indexSearchersFlux,
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LocalQueryParams queryParams,
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String keyFieldName) {
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if (queryParams.limit() == 0) {
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return countLuceneMultiSearcher.collect(indexSearchersFlux, queryParams, keyFieldName);
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} else if (queryParams.isSorted() || queryParams.isScored()) {
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return scoredSimpleLuceneShardSearcher.collect(indexSearchersFlux, queryParams, keyFieldName);
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} else {
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return unscoredPagedLuceneMultiSearcher.collect(indexSearchersFlux, queryParams, keyFieldName);
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}
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}
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}
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