Package org.opensearch.action.search

Class SearchPhaseController

java.lang.Object

org.opensearch.action.search.SearchPhaseController

public final class SearchPhaseController
extends Object

Controller for the search phase.

Opensearch.internal:

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	SearchPhaseController.ReducedQueryPhase	The reduced query phase

Constructor Summary

Constructors

Constructor	Description
SearchPhaseController(org.opensearch.core.common.io.stream.NamedWriteableRegistry namedWriteableRegistry, Function<SearchSourceBuilder,InternalAggregation.ReduceContextBuilder> requestToAggReduceContextBuilder)

Method Summary

Modifier and Type	Method	Description
AggregatedDfs	aggregateDfs(Collection<DfsSearchResult> results)
List<Integer>[]	fillDocIdsToLoad(int numShards, org.apache.lucene.search.ScoreDoc[] shardDocs)	Builds an array, with potential null elements, with docs to load.
org.apache.lucene.search.ScoreDoc[]	getLastEmittedDocPerShard(SearchPhaseController.ReducedQueryPhase reducedQueryPhase, int numShards)
InternalSearchResponse	merge(boolean ignoreFrom, SearchPhaseController.ReducedQueryPhase reducedQueryPhase, Collection<? extends SearchPhaseResult> fetchResults, IntFunction<SearchPhaseResult> resultsLookup)	Enriches search hits and completion suggestion hits from sortedDocs using fetchResultsArr, merges suggestions, aggregations and profile results

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SearchPhaseController

public SearchPhaseController(org.opensearch.core.common.io.stream.NamedWriteableRegistry namedWriteableRegistry,
 Function<SearchSourceBuilder,InternalAggregation.ReduceContextBuilder> requestToAggReduceContextBuilder)

Method Details

aggregateDfs

public AggregatedDfs aggregateDfs(Collection<DfsSearchResult> results)

getLastEmittedDocPerShard

public org.apache.lucene.search.ScoreDoc[] getLastEmittedDocPerShard(SearchPhaseController.ReducedQueryPhase reducedQueryPhase,
 int numShards)

fillDocIdsToLoad

public List<Integer>[] fillDocIdsToLoad(int numShards,
 org.apache.lucene.search.ScoreDoc[] shardDocs)

Builds an array, with potential null elements, with docs to load.

merge

public InternalSearchResponse merge(boolean ignoreFrom,
 SearchPhaseController.ReducedQueryPhase reducedQueryPhase,
 Collection<? extends SearchPhaseResult> fetchResults,
 IntFunction<SearchPhaseResult> resultsLookup)

Enriches search hits and completion suggestion hits from sortedDocs using fetchResultsArr, merges suggestions, aggregations and profile results

Expects sortedDocs to have top search docs across all shards, optionally followed by top suggest docs for each named completion suggestion ordered by suggestion name