Package org.elasticsearch.action.search

Class SearchPhaseController

java.lang.Object

org.elasticsearch.action.search.SearchPhaseController

public final class SearchPhaseController
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SearchPhaseController.ReducedQueryPhase

Constructor Summary

Constructors

Constructor	Description
SearchPhaseController(Function<Boolean,InternalAggregation.ReduceContext> reduceContextFunction)	Constructor.

Method Summary

Modifier and Type	Method	Description
AggregatedDfs	aggregateDfs(Collection<DfsSearchResult> results)
IntArrayList[]	fillDocIdsToLoad(int numShards, ScoreDoc[] shardDocs)	Builds an array, with potential null elements, with docs to load.
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 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
SearchPhaseController.ReducedQueryPhase	reducedQueryPhase(Collection<? extends SearchPhaseResult> queryResults, boolean isScrollRequest, int trackTotalHitsUpTo, boolean performFinalReduce)	Reduces the given query results and consumes all aggregations and profile results.

Methods inherited from class java.lang.Object

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

Constructor Detail

SearchPhaseController

public SearchPhaseController(Function<Boolean,InternalAggregation.ReduceContext> reduceContextFunction)

Constructor.

Parameters:

reduceContextFunction - A function that builds a context for the reduce of an InternalAggregation

Method Detail

aggregateDfs

public AggregatedDfs aggregateDfs(Collection<DfsSearchResult> results)

getLastEmittedDocPerShard

public ScoreDoc[] getLastEmittedDocPerShard(SearchPhaseController.ReducedQueryPhase reducedQueryPhase,
                                            int numShards)

fillDocIdsToLoad

public IntArrayList[] fillDocIdsToLoad(int numShards,
                                       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

reducedQueryPhase

public SearchPhaseController.ReducedQueryPhase reducedQueryPhase(Collection<? extends SearchPhaseResult> queryResults,
                                                                 boolean isScrollRequest,
                                                                 int trackTotalHitsUpTo,
                                                                 boolean performFinalReduce)

Reduces the given query results and consumes all aggregations and profile results.

Parameters:

queryResults - a list of non-null query shard results