Class NestedHelper

java.lang.Object
org.elasticsearch.index.search.NestedHelper

public final class NestedHelper
extends java.lang.Object
Utility class to filter parent and children clauses when building nested queries.
  • Constructor Summary

    Constructors
    Constructor Description
    NestedHelper​(java.util.function.Function<java.lang.String,​ObjectMapper> objectMapperLookup, java.util.function.Predicate<java.lang.String> isMappedFieldPredicate)  
  • Method Summary

    Modifier and Type Method Description
    boolean mightMatchNestedDocs​(org.apache.lucene.search.Query query)
    Returns true if the given query might match nested documents.
    boolean mightMatchNonNestedDocs​(org.apache.lucene.search.Query query, java.lang.String nestedPath)
    Returns true if the given query might match parent documents or documents that are nested under a different path.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  • Constructor Details

    • NestedHelper

      public NestedHelper​(java.util.function.Function<java.lang.String,​ObjectMapper> objectMapperLookup, java.util.function.Predicate<java.lang.String> isMappedFieldPredicate)
  • Method Details

    • mightMatchNestedDocs

      public boolean mightMatchNestedDocs​(org.apache.lucene.search.Query query)
      Returns true if the given query might match nested documents.
    • mightMatchNonNestedDocs

      public boolean mightMatchNonNestedDocs​(org.apache.lucene.search.Query query, java.lang.String nestedPath)
      Returns true if the given query might match parent documents or documents that are nested under a different path.