Examples with TermsAggregation io.searchbox.core.search.aggregation.TermsAggregation used on opensource projects

Example 6 with TermsAggregation

use of io.searchbox.core.search.aggregation.TermsAggregation in project herd by FINRAOS.

the class ElasticsearchHelper method getResultTypeIndexSearchResponseDto.

/**
 * Creates result type facet response dto
 *
 * @param searchResult search result
 *
 * @return result type facet response dto list
 */
public List<ResultTypeIndexSearchResponseDto> getResultTypeIndexSearchResponseDto(SearchResult searchResult) {
    MetricAggregation metricAggregation = searchResult.getAggregations();
    TermsAggregation resultTypeAggregation = metricAggregation.getTermsAggregation(RESULT_TYPE_AGGS);
    List<TermsAggregation.Entry> buckets = resultTypeAggregation.getBuckets();
    List<ResultTypeIndexSearchResponseDto> resultTypeIndexSearchResponseDtos = new ArrayList<>();
    for (TermsAggregation.Entry entry : buckets) {
        ResultTypeIndexSearchResponseDto dto = new ResultTypeIndexSearchResponseDto();
        dto.setResultTypeCode(entry.getKeyAsString());
        dto.setResultTypeDisplayName(entry.getKeyAsString());
        dto.setCount(entry.getCount());
        resultTypeIndexSearchResponseDtos.add(dto);
    }
    return resultTypeIndexSearchResponseDtos;
}

Example 7 with TermsAggregation

use of io.searchbox.core.search.aggregation.TermsAggregation in project graylog2-server by Graylog2.

the class QuerySuggestionsES6 method suggest.

@Override
public SuggestionResponse suggest(SuggestionRequest req) {
    final Set<String> affectedIndices = indexLookup.indexNamesForStreamsInTimeRange(req.streams(), req.timerange());
    final SearchSourceBuilder search = new SearchSourceBuilder().query(QueryBuilders.prefixQuery(req.field(), req.input())).size(0).aggregation(AggregationBuilders.terms("fieldvalues").field(req.field()).size(req.size())).suggest(new SuggestBuilder().addSuggestion("corrections", SuggestBuilders.termSuggestion(req.field()).text(req.input()).size(req.size())));
    final Search.Builder searchBuilder = new Search.Builder(search.toString()).addType(IndexMapping.TYPE_MESSAGE).addIndex(affectedIndices.isEmpty() ? Collections.singleton("") : affectedIndices).allowNoIndices(false).ignoreUnavailable(false);
    try {
        final SearchResult result = JestUtils.execute(jestClient, searchBuilder.build(), () -> "Unable to perform aggregation: ");
        final TermsAggregation aggregation = result.getAggregations().getTermsAggregation("fieldvalues");
        final List<SuggestionEntry> entries = aggregation.getBuckets().stream().map(b -> new SuggestionEntry(b.getKeyAsString(), b.getCount())).collect(Collectors.toList());
        if (!entries.isEmpty()) {
            return SuggestionResponse.forSuggestions(req.field(), req.input(), entries, aggregation.getSumOtherDocCount());
        } else {
            final List<SuggestionEntry> corrections = Optional.of(result.getJsonObject()).map(o -> o.get("suggest")).map(o -> o.get("corrections")).map(o -> o.get(0)).map(o -> o.get("options")).map(options -> StreamSupport.stream(Spliterators.spliteratorUnknownSize(options.elements(), Spliterator.ORDERED), false).map(option -> new SuggestionEntry(option.get("text").textValue(), option.get("freq").longValue())).collect(Collectors.toList())).orElseGet(Collections::emptyList);
            return SuggestionResponse.forSuggestions(req.field(), req.input(), corrections, null);
        }
    } catch (Exception e) {
        final SuggestionError err = SuggestionError.create(e.getClass().getSimpleName(), e.getMessage());
        return SuggestionResponse.forError(req.field(), req.input(), err);
    }
}

Example 8 with TermsAggregation

use of io.searchbox.core.search.aggregation.TermsAggregation in project graylog2-server by Graylog2.

the class IndexToolsAdapterES6 method fieldHistogram.

@Override
public Map<DateTime, Map<String, Long>> fieldHistogram(String fieldName, Set<String> indices, Optional<Set<String>> includedStreams, long interval) {
    final BoolQueryBuilder queryBuilder = buildStreamIdFilter(includedStreams);
    final FilterAggregationBuilder the_filter = AggregationBuilders.filter(AGG_FILTER, queryBuilder).subAggregation(AggregationBuilders.dateHistogram(AGG_DATE_HISTOGRAM).field("timestamp").subAggregation(AggregationBuilders.terms(AGG_MESSAGE_FIELD).field(fieldName)).interval(interval).minDocCount(1L));
    final SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder().query(QueryBuilders.matchAllQuery()).aggregation(the_filter);
    final Search.Builder searchBuilder = new Search.Builder(searchSourceBuilder.toString()).addIndex(indices).addType(IndexMapping.TYPE_MESSAGE);
    final SearchResult searchResult = JestUtils.execute(this.jestClient, searchBuilder.build(), () -> "Unable to retrieve field histogram.");
    final FilterAggregation filterAggregation = searchResult.getAggregations().getFilterAggregation(AGG_FILTER);
    final DateHistogramAggregation dateHistogram = filterAggregation.getDateHistogramAggregation(AGG_DATE_HISTOGRAM);
    final List<DateHistogramAggregation.DateHistogram> histogramBuckets = dateHistogram.getBuckets();
    final Map<DateTime, Map<String, Long>> result = Maps.newHashMapWithExpectedSize(histogramBuckets.size());
    for (HistogramAggregation.Histogram bucket : histogramBuckets) {
        final DateTime date = new DateTime(bucket.getKey()).toDateTime(DateTimeZone.UTC);
        final TermsAggregation sourceFieldAgg = bucket.getTermsAggregation(AGG_MESSAGE_FIELD);
        final List<TermsAggregation.Entry> termBuckets = sourceFieldAgg.getBuckets();
        final HashMap<String, Long> termCounts = Maps.newHashMapWithExpectedSize(termBuckets.size());
        for (TermsAggregation.Entry termBucket : termBuckets) {
            termCounts.put(termBucket.getKeyAsString(), termBucket.getCount());
        }
        result.put(date, termCounts);
    }
    return ImmutableMap.copyOf(result);
}

Example 9 with TermsAggregation

use of io.searchbox.core.search.aggregation.TermsAggregation in project herd by FINRAOS.

the class ElasticSearchHelperTest method testGetResultTypeIndexSearchResponseDtoSearchResult.

@Test
public void testGetResultTypeIndexSearchResponseDtoSearchResult() {
    SearchResult searchResult = mock(SearchResult.class);
    MetricAggregation metricAggregation = mock(MetricAggregation.class);
    TermsAggregation termsAggregation = mock(TermsAggregation.class);
    List<TermsAggregation.Entry> buckets = new ArrayList<>();
    buckets.add(new TermsAggregation("TermAggregation", new JsonObject()).new Entry(new JsonObject(), "key", 1L));
    when(searchResult.getAggregations()).thenReturn(metricAggregation);
    when(metricAggregation.getTermsAggregation(RESULT_TYPE_AGGS)).thenReturn(termsAggregation);
    when(termsAggregation.getBuckets()).thenReturn(buckets);
    List<ResultTypeIndexSearchResponseDto> result = elasticsearchHelper.getResultTypeIndexSearchResponseDto(searchResult);
    assertThat("Result is null.", result, is(notNullValue()));
}

Example 10 with TermsAggregation

use of io.searchbox.core.search.aggregation.TermsAggregation in project herd by FINRAOS.

the class ElasticsearchHelper method getNestedTagTagIndexSearchResponseDto.

/**
 * create tag tag index response dto
 *
 * @param searchResult search result
 *
 * @return tag type index search response dto list
 */
public List<TagTypeIndexSearchResponseDto> getNestedTagTagIndexSearchResponseDto(SearchResult searchResult) {
    MetricAggregation metricAggregation = searchResult.getAggregations();
    MetricAggregation tagFacetAggregation = metricAggregation.getSumAggregation(TAG_FACET_AGGS);
    TermsAggregation tagTypeCodesAggregation = tagFacetAggregation.getTermsAggregation(TAGTYPE_CODE_AGGREGATION);
    return getTagTypeIndexSearchResponseDtosFromTermsAggregation(tagTypeCodesAggregation);
}