2020-12-07 22:15:18 +01:00
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package it.cavallium.dbengine.database;
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2021-03-02 01:53:36 +01:00
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import it.cavallium.data.generator.nativedata.Nullablefloat;
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import it.cavallium.dbengine.client.query.current.data.NoSort;
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import it.cavallium.dbengine.client.query.current.data.Query;
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import it.cavallium.dbengine.client.query.current.data.QueryParams;
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import it.cavallium.dbengine.client.query.current.data.ScoreMode;
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2020-12-07 22:15:18 +01:00
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import java.util.Set;
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import org.jetbrains.annotations.Nullable;
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2021-01-30 19:57:50 +01:00
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import reactor.core.publisher.Flux;
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import reactor.core.publisher.GroupedFlux;
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2020-12-07 22:15:18 +01:00
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import reactor.core.publisher.Mono;
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import reactor.util.function.Tuple2;
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2020-12-07 22:15:18 +01:00
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2021-01-30 01:41:04 +01:00
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public interface LLLuceneIndex extends LLSnapshottable {
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2020-12-07 22:15:18 +01:00
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String getLuceneIndexName();
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2021-01-30 01:41:04 +01:00
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Mono<Void> addDocument(LLTerm id, LLDocument doc);
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2020-12-07 22:15:18 +01:00
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2021-01-30 19:57:50 +01:00
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Mono<Void> addDocuments(Flux<GroupedFlux<LLTerm, LLDocument>> documents);
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2020-12-07 22:15:18 +01:00
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2021-01-30 01:41:04 +01:00
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Mono<Void> deleteDocument(LLTerm id);
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2020-12-07 22:15:18 +01:00
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Mono<Void> updateDocument(LLTerm id, LLDocument document);
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2020-12-07 22:15:18 +01:00
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2021-01-30 19:57:50 +01:00
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Mono<Void> updateDocuments(Flux<GroupedFlux<LLTerm, LLDocument>> documents);
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2020-12-07 22:15:18 +01:00
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2021-01-30 01:41:04 +01:00
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Mono<Void> deleteAll();
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2020-12-07 22:15:18 +01:00
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2020-12-08 10:52:15 +01:00
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/**
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* @param queryParams the limit is valid for each lucene instance. If you have 15 instances, the number of elements
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* returned can be at most <code>limit * 15</code>.
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* <p>
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* The additional query will be used with the moreLikeThis query: "mltQuery AND additionalQuery"
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2021-01-29 17:19:01 +01:00
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* @return the collection has one or more flux
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2020-12-08 10:52:15 +01:00
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*/
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Mono<LLSearchResult> moreLikeThis(@Nullable LLSnapshot snapshot,
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QueryParams queryParams,
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String keyFieldName,
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Flux<Tuple2<String, Set<String>>> mltDocumentFields);
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2020-12-07 22:15:18 +01:00
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/**
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2021-03-02 01:53:36 +01:00
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* @param queryParams the limit is valid for each lucene instance. If you have 15 instances, the number of elements
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* returned can be at most <code>limit * 15</code>
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2020-12-07 22:15:18 +01:00
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* @return the collection has one or more flux
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*/
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Mono<LLSearchResult> search(@Nullable LLSnapshot snapshot, QueryParams queryParams, String keyFieldName);
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2021-02-03 13:48:30 +01:00
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default Mono<Long> count(@Nullable LLSnapshot snapshot, Query query) {
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QueryParams params = QueryParams.of(query, 0, Nullablefloat.empty(), NoSort.of(), ScoreMode.of(false, false));
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2021-03-03 15:03:25 +01:00
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return Mono.from(this.search(snapshot, params, null)
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.flatMapMany(LLSearchResult::results)
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.flatMap(s -> s)
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.filter(LLSignal::isTotalHitsCount)
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.map(LLSignal::getTotalHitsCount));
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}
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boolean isLowMemoryMode();
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Mono<Void> close();
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/**
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* Flush writes to disk
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*/
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Mono<Void> flush();
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/**
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* Refresh index searcher
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*/
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Mono<Void> refresh();
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2020-12-07 22:15:18 +01:00
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}
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