Example usage for org.apache.lucene.search DocValuesTermsQuery DocValuesTermsQuery

Introduction

In this page you can find the example usage for org.apache.lucene.search DocValuesTermsQuery DocValuesTermsQuery.

Prototype

public DocValuesTermsQuery(String field, String... terms) 

Source Link

Usage

From source file:org.elasticsearch.index.query.ParentIdQueryBuilder.java

License:Apache License

@Override
protected Query doToQuery(QueryShardContext context) throws IOException {
    DocumentMapper childDocMapper = context.getMapperService().documentMapper(type);
    if (childDocMapper == null) {
        if (ignoreUnmapped) {
            return new MatchNoDocsQuery();
        } else {//  w  w w. j av a 2s.  com
            throw new QueryShardException(context, "[" + NAME + "] no mapping found for type [" + type + "]");
        }
    }
    ParentFieldMapper parentFieldMapper = childDocMapper.parentFieldMapper();
    if (parentFieldMapper.active() == false) {
        throw new QueryShardException(context, "[" + NAME + "] _parent field has no parent type configured");
    }
    String fieldName = ParentFieldMapper.joinField(parentFieldMapper.type());

    BooleanQuery.Builder query = new BooleanQuery.Builder();
    query.add(new DocValuesTermsQuery(fieldName, id), BooleanClause.Occur.MUST);
    // Need to take child type into account, otherwise a child doc of different type with the same id could match
    query.add(new TermQuery(new Term(TypeFieldMapper.NAME, type)), BooleanClause.Occur.FILTER);
    return query.build();
}

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From source file:org.elasticsearch.index.query.ParentIdQueryBuilderTests.java

License:Apache License

@Override
protected void doAssertLuceneQuery(ParentIdQueryBuilder queryBuilder, Query query, QueryShardContext context)
        throws IOException {
    assertThat(query, Matchers.instanceOf(BooleanQuery.class));
    BooleanQuery booleanQuery = (BooleanQuery) query;
    assertThat(booleanQuery.clauses().size(), Matchers.equalTo(2));
    DocValuesTermsQuery idQuery = (DocValuesTermsQuery) booleanQuery.clauses().get(0).getQuery();
    // there are no getters to get the field and terms on DocValuesTermsQuery, so lets validate by creating a
    // new query based on the builder:
    assertThat(idQuery,/*  ww w .  j  av a  2 s. c o  m*/
            Matchers.equalTo(new DocValuesTermsQuery("_parent#" + PARENT_TYPE, queryBuilder.getId())));

    TermQuery typeQuery = (TermQuery) booleanQuery.clauses().get(1).getQuery();
    assertThat(typeQuery.getTerm().field(), Matchers.equalTo(TypeFieldMapper.NAME));
    assertThat(typeQuery.getTerm().text(), Matchers.equalTo(queryBuilder.getType()));
}

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From source file:org.elasticsearch.join.query.LegacyParentIdQueryBuilderTests.java

License:Apache License

@Override
protected void doAssertLuceneQuery(ParentIdQueryBuilder queryBuilder, Query query, SearchContext context)
        throws IOException {
    assertThat(query, Matchers.instanceOf(BooleanQuery.class));
    BooleanQuery booleanQuery = (BooleanQuery) query;
    assertThat(booleanQuery.clauses().size(), Matchers.equalTo(2));
    DocValuesTermsQuery idQuery = (DocValuesTermsQuery) booleanQuery.clauses().get(0).getQuery();
    // there are no getters to get the field and terms on DocValuesTermsQuery, so lets validate by creating a
    // new query based on the builder:
    assertThat(idQuery,/*from ww  w  .  ja  v  a2s.c  o  m*/
            Matchers.equalTo(new DocValuesTermsQuery("_parent#" + PARENT_TYPE, queryBuilder.getId())));

    TermQuery typeQuery = (TermQuery) booleanQuery.clauses().get(1).getQuery();
    assertThat(typeQuery.getTerm().field(), Matchers.equalTo(TypeFieldMapper.NAME));
    assertThat(typeQuery.getTerm().text(), Matchers.equalTo(queryBuilder.getType()));
}

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From source file:org.elasticsearch.join.query.ParentIdQueryBuilder.java

License:Apache License

/**
 * Creates parent_id query from a {@link ParentFieldMapper}
 * Only used for BWC with multi-types indices
 *//*from   w w  w  . j a va 2 s . c  o m*/
private Query doToQueryBWC(QueryShardContext context) throws IOException {
    DocumentMapper childDocMapper = context.getMapperService().documentMapper(type);
    if (childDocMapper == null) {
        if (ignoreUnmapped) {
            return new MatchNoDocsQuery();
        } else {
            throw new QueryShardException(context, "[" + NAME + "] no mapping found for type [" + type + "]");
        }
    }
    ParentFieldMapper parentFieldMapper = childDocMapper.parentFieldMapper();
    if (parentFieldMapper.active() == false) {
        throw new QueryShardException(context, "[" + NAME + "] _parent field has no parent type configured");
    }
    String fieldName = ParentFieldMapper.joinField(parentFieldMapper.type());

    return new BooleanQuery.Builder().add(new DocValuesTermsQuery(fieldName, id), BooleanClause.Occur.MUST)
            // Need to take child type into account, otherwise a child doc of different type with the same id could match
            .add(new TermQuery(new Term(TypeFieldMapper.NAME, type)), BooleanClause.Occur.FILTER).build();
}

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