org.apache.lucene.search.uhighlight

Class MultiTermHighlighting

java.lang.Object

org.apache.lucene.search.uhighlight.MultiTermHighlighting

final class MultiTermHighlighting
extends java.lang.Object

Support for highlighting multi-term queries.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	MultiTermHighlighting.AutomataCollector

Constructor Summary

Constructors

Modifier	Constructor and Description
private	MultiTermHighlighting()

Method Summary

Modifier and Type	Method and Description
static boolean	canExtractAutomataFromLeafQuery(Query query) Indicates if the the leaf query (from QueryVisitor.visitLeaf(Query)) is a type of query that we can extract automata from.
(package private) static LabelledCharArrayMatcher[]	extractAutomata(Query query, java.util.function.Predicate<java.lang.String> fieldMatcher, boolean lookInSpan) Extracts MultiTermQueries that match the provided field predicate.

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiTermHighlighting

private MultiTermHighlighting()

Method Detail

extractAutomata

static LabelledCharArrayMatcher[] extractAutomata(Query query,
                                                  java.util.function.Predicate<java.lang.String> fieldMatcher,
                                                  boolean lookInSpan)

Extracts MultiTermQueries that match the provided field predicate. Returns equivalent automata that will match terms.

canExtractAutomataFromLeafQuery

public static boolean canExtractAutomataFromLeafQuery(Query query)

Indicates if the the leaf query (from QueryVisitor.visitLeaf(Query)) is a type of query that we can extract automata from.