Examples with Min org.elasticsearch.search.aggregations.metrics.Min used on opensource projects

Example 1 with Min

use of org.elasticsearch.search.aggregations.metrics.Min in project graylog2-server by Graylog2.

the class ESPivot method extractEffectiveTimeRange.

private AbsoluteRange extractEffectiveTimeRange(SearchResponse queryResult, Query query, Pivot pivot) {
    final Min min = queryResult.getAggregations().get("timestamp-min");
    final Double from = min.getValue();
    final Max max = queryResult.getAggregations().get("timestamp-max");
    final Double to = max.getValue();
    final TimeRange pivotRange = query.effectiveTimeRange(pivot);
    return AbsoluteRange.create(isAllMessagesTimeRange(pivotRange) && from != 0 ? new DateTime(from.longValue(), DateTimeZone.UTC) : query.effectiveTimeRange(pivot).getFrom(), isAllMessagesTimeRange(pivotRange) && to != 0 ? new DateTime(to.longValue(), DateTimeZone.UTC) : query.effectiveTimeRange(pivot).getTo());
}

Example 2 with Min

use of org.elasticsearch.search.aggregations.metrics.Min in project sonarqube by SonarSource.

the class IssueIndex method getMinCreatedAt.

private OptionalLong getMinCreatedAt(AllFilters filters) {
    String facetNameAndField = CREATED_AT.getFieldName();
    SearchSourceBuilder sourceBuilder = new SearchSourceBuilder().size(0);
    BoolQueryBuilder esFilter = boolQuery();
    filters.stream().filter(Objects::nonNull).forEach(esFilter::must);
    if (esFilter.hasClauses()) {
        sourceBuilder.query(QueryBuilders.boolQuery().filter(esFilter));
    }
    sourceBuilder.aggregation(AggregationBuilders.min(facetNameAndField).field(facetNameAndField));
    SearchRequest request = EsClient.prepareSearch(TYPE_ISSUE.getMainType()).source(sourceBuilder);
    Min minValue = client.search(request).getAggregations().get(facetNameAndField);
    double actualValue = minValue.getValue();
    if (Double.isInfinite(actualValue)) {
        return OptionalLong.empty();
    }
    return OptionalLong.of((long) actualValue);
}

Example 3 with Min

use of org.elasticsearch.search.aggregations.metrics.Min in project graylog2-server by Graylog2.

the class IndicesAdapterES7 method indexRangeStatsOfIndex.

@Override
public IndexRangeStats indexRangeStatsOfIndex(String index) {
    final FilterAggregationBuilder builder = AggregationBuilders.filter("agg", QueryBuilders.existsQuery(Message.FIELD_TIMESTAMP)).subAggregation(AggregationBuilders.min("ts_min").field(Message.FIELD_TIMESTAMP)).subAggregation(AggregationBuilders.max("ts_max").field(Message.FIELD_TIMESTAMP)).subAggregation(AggregationBuilders.terms("streams").size(Integer.MAX_VALUE).field(Message.FIELD_STREAMS));
    final SearchSourceBuilder query = SearchSourceBuilder.searchSource().aggregation(builder).size(0);
    final SearchRequest request = new SearchRequest().source(query).indices(index).searchType(SearchType.DFS_QUERY_THEN_FETCH).indicesOptions(IndicesOptions.lenientExpandOpen());
    final SearchResponse result = client.execute((c, requestOptions) -> c.search(request, requestOptions), "Couldn't build index range of index " + index);
    if (result.getTotalShards() == 0 || result.getAggregations() == null) {
        throw new IndexNotFoundException("Couldn't build index range of index " + index + " because it doesn't exist.");
    }
    final Filter f = result.getAggregations().get("agg");
    if (f == null) {
        throw new IndexNotFoundException("Couldn't build index range of index " + index + " because it doesn't exist.");
    } else if (f.getDocCount() == 0L) {
        LOG.debug("No documents with attribute \"timestamp\" found in index <{}>", index);
        return IndexRangeStats.EMPTY;
    }
    final Min minAgg = f.getAggregations().get("ts_min");
    final long minUnixTime = new Double(minAgg.getValue()).longValue();
    final DateTime min = new DateTime(minUnixTime, DateTimeZone.UTC);
    final Max maxAgg = f.getAggregations().get("ts_max");
    final long maxUnixTime = new Double(maxAgg.getValue()).longValue();
    final DateTime max = new DateTime(maxUnixTime, DateTimeZone.UTC);
    // make sure we return an empty list, so we can differentiate between old indices that don't have this information
    // and newer ones that simply have no streams.
    final Terms streams = f.getAggregations().get("streams");
    final List<String> streamIds = streams.getBuckets().stream().map(MultiBucketsAggregation.Bucket::getKeyAsString).collect(toList());
    return IndexRangeStats.create(min, max, streamIds);
}

Example 4 with Min

use of org.elasticsearch.search.aggregations.metrics.Min in project graylog2-server by Graylog2.

the class ESPivotTest method createTimestampRangeAggregations.

private Aggregations createTimestampRangeAggregations(Double min, Double max) {
    final Min timestampMinAggregation = mock(Min.class);
    when(timestampMinAggregation.getValue()).thenReturn(min);
    when(timestampMinAggregation.getName()).thenReturn("timestamp-min");
    final Max timestampMaxAggregation = mock(Max.class);
    when(timestampMaxAggregation.getValue()).thenReturn(max);
    when(timestampMaxAggregation.getName()).thenReturn("timestamp-max");
    return new Aggregations(ImmutableList.of(timestampMinAggregation, timestampMaxAggregation));
}