Package org.apache.jackrabbit.core.query.lucene

Class PredicateDerefQuery

  • All Implemented Interfaces:
    Serializable, Cloneable
    public class PredicateDerefQuery
extends org.apache.lucene.search.Query
    Implements a Lucene Query which returns the nodes which have a reference property which matches the nodes of the subquery.
    See Also:
    Serialized Form

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      org.apache.lucene.search.Weight createWeight​(org.apache.lucene.search.Searcher searcher)
      Creates a Weight instance for this query.
      void extractTerms​(Set<org.apache.lucene.index.Term> terms)
      org.apache.lucene.search.Query rewrite​(org.apache.lucene.index.IndexReader reader)
      String toString​(String field)
      Returns PredicateDerefQuery(subQuery, referenceNodeProperty, nameTest)

      • Methods inherited from class org.apache.lucene.search.Query

        clone, combine, equals, getBoost, getSimilarity, hashCode, mergeBooleanQueries, setBoost, toString, weight

    • Method Detail

      • createWeight

        public org.apache.lucene.search.Weight createWeight​(org.apache.lucene.search.Searcher searcher)
        Creates a Weight instance for this query.
        Overrides:
        createWeight in class org.apache.lucene.search.Query
        Parameters:
        searcher - the Searcher instance to use.
        Returns:
        a DerefWeight.

      • toString

        public String toString​(String field)
        Returns PredicateDerefQuery(subQuery, referenceNodeProperty, nameTest)
        Specified by:
        toString in class org.apache.lucene.search.Query
        Parameters:
        field - the name of a field.
        Returns:
        'DerefQuery'.

      • extractTerms

        public void extractTerms​(Set<org.apache.lucene.index.Term> terms)
        Overrides:
        extractTerms in class org.apache.lucene.search.Query

      • rewrite

        public org.apache.lucene.search.Query rewrite​(org.apache.lucene.index.IndexReader reader)
                                       throws IOException
        Overrides:
        rewrite in class org.apache.lucene.search.Query
        Throws:
        IOException