Examples with Profilers org.elasticsearch.search.profile.Profilers used on opensource projects

Example 1 with Profilers

use of org.elasticsearch.search.profile.Profilers in project elasticsearch by elastic.

the class AggregatorFactories method createSubAggregators.

/**
     * Create all aggregators so that they can be consumed with multiple
     * buckets.
     */
public Aggregator[] createSubAggregators(Aggregator parent) throws IOException {
    Aggregator[] aggregators = new Aggregator[countAggregators()];
    for (int i = 0; i < factories.length; ++i) {
        // TODO: sometimes even sub aggregations always get called with bucket 0, eg. if
        // you have a terms agg under a top-level filter agg. We should have a way to
        // propagate the fact that only bucket 0 will be collected with single-bucket
        // aggs
        final boolean collectsFromSingleBucket = false;
        Aggregator factory = factories[i].create(parent, collectsFromSingleBucket);
        Profilers profilers = factory.context().getProfilers();
        if (profilers != null) {
            factory = new ProfilingAggregator(factory, profilers.getAggregationProfiler());
        }
        aggregators[i] = factory;
    }
    return aggregators;
}

Example 2 with Profilers

use of org.elasticsearch.search.profile.Profilers in project elasticsearch by elastic.

the class SearchService method parseSource.

private void parseSource(DefaultSearchContext context, SearchSourceBuilder source) throws SearchContextException {
    // nothing to parse...
    if (source == null) {
        return;
    }
    QueryShardContext queryShardContext = context.getQueryShardContext();
    context.from(source.from());
    context.size(source.size());
    Map<String, InnerHitBuilder> innerHitBuilders = new HashMap<>();
    if (source.query() != null) {
        InnerHitBuilder.extractInnerHits(source.query(), innerHitBuilders);
        context.parsedQuery(queryShardContext.toQuery(source.query()));
    }
    if (source.postFilter() != null) {
        InnerHitBuilder.extractInnerHits(source.postFilter(), innerHitBuilders);
        context.parsedPostFilter(queryShardContext.toQuery(source.postFilter()));
    }
    if (innerHitBuilders.size() > 0) {
        for (Map.Entry<String, InnerHitBuilder> entry : innerHitBuilders.entrySet()) {
            try {
                entry.getValue().build(context, context.innerHits());
            } catch (IOException e) {
                throw new SearchContextException(context, "failed to build inner_hits", e);
            }
        }
    }
    if (source.sorts() != null) {
        try {
            Optional<SortAndFormats> optionalSort = SortBuilder.buildSort(source.sorts(), context.getQueryShardContext());
            if (optionalSort.isPresent()) {
                context.sort(optionalSort.get());
            }
        } catch (IOException e) {
            throw new SearchContextException(context, "failed to create sort elements", e);
        }
    }
    context.trackScores(source.trackScores());
    if (source.minScore() != null) {
        context.minimumScore(source.minScore());
    }
    if (source.profile()) {
        context.setProfilers(new Profilers(context.searcher()));
    }
    if (source.timeout() != null) {
        context.timeout(source.timeout());
    }
    context.terminateAfter(source.terminateAfter());
    if (source.aggregations() != null) {
        try {
            AggregatorFactories factories = source.aggregations().build(context, null);
            factories.validate();
            context.aggregations(new SearchContextAggregations(factories));
        } catch (IOException e) {
            throw new AggregationInitializationException("Failed to create aggregators", e);
        }
    }
    if (source.suggest() != null) {
        try {
            context.suggest(source.suggest().build(queryShardContext));
        } catch (IOException e) {
            throw new SearchContextException(context, "failed to create SuggestionSearchContext", e);
        }
    }
    if (source.rescores() != null) {
        try {
            for (RescoreBuilder<?> rescore : source.rescores()) {
                context.addRescore(rescore.build(queryShardContext));
            }
        } catch (IOException e) {
            throw new SearchContextException(context, "failed to create RescoreSearchContext", e);
        }
    }
    if (source.explain() != null) {
        context.explain(source.explain());
    }
    if (source.fetchSource() != null) {
        context.fetchSourceContext(source.fetchSource());
    }
    if (source.docValueFields() != null) {
        context.docValueFieldsContext(new DocValueFieldsContext(source.docValueFields()));
    }
    if (source.highlighter() != null) {
        HighlightBuilder highlightBuilder = source.highlighter();
        try {
            context.highlight(highlightBuilder.build(queryShardContext));
        } catch (IOException e) {
            throw new SearchContextException(context, "failed to create SearchContextHighlighter", e);
        }
    }
    if (source.scriptFields() != null) {
        for (org.elasticsearch.search.builder.SearchSourceBuilder.ScriptField field : source.scriptFields()) {
            SearchScript searchScript = scriptService.search(context.lookup(), field.script(), ScriptContext.Standard.SEARCH);
            context.scriptFields().add(new ScriptField(field.fieldName(), searchScript, field.ignoreFailure()));
        }
    }
    if (source.ext() != null) {
        for (SearchExtBuilder searchExtBuilder : source.ext()) {
            context.addSearchExt(searchExtBuilder);
        }
    }
    if (source.version() != null) {
        context.version(source.version());
    }
    if (source.stats() != null) {
        context.groupStats(source.stats());
    }
    if (source.searchAfter() != null && source.searchAfter().length > 0) {
        if (context.scrollContext() != null) {
            throw new SearchContextException(context, "`search_after` cannot be used in a scroll context.");
        }
        if (context.from() > 0) {
            throw new SearchContextException(context, "`from` parameter must be set to 0 when `search_after` is used.");
        }
        FieldDoc fieldDoc = SearchAfterBuilder.buildFieldDoc(context.sort(), source.searchAfter());
        context.searchAfter(fieldDoc);
    }
    if (source.slice() != null) {
        if (context.scrollContext() == null) {
            throw new SearchContextException(context, "`slice` cannot be used outside of a scroll context");
        }
        context.sliceBuilder(source.slice());
    }
    if (source.storedFields() != null) {
        if (source.storedFields().fetchFields() == false) {
            if (context.version()) {
                throw new SearchContextException(context, "`stored_fields` cannot be disabled if version is requested");
            }
            if (context.sourceRequested()) {
                throw new SearchContextException(context, "`stored_fields` cannot be disabled if _source is requested");
            }
        }
        context.storedFieldsContext(source.storedFields());
    }
    if (source.collapse() != null) {
        final CollapseContext collapseContext = source.collapse().build(context);
        context.collapse(collapseContext);
    }
}

Example 3 with Profilers

use of org.elasticsearch.search.profile.Profilers in project elasticsearch by elastic.

the class AggregatorFactories method createTopLevelAggregators.

public Aggregator[] createTopLevelAggregators() throws IOException {
    // These aggregators are going to be used with a single bucket ordinal, no need to wrap the PER_BUCKET ones
    Aggregator[] aggregators = new Aggregator[factories.length];
    for (int i = 0; i < factories.length; i++) {
        // top-level aggs only get called with bucket 0
        final boolean collectsFromSingleBucket = true;
        Aggregator factory = factories[i].create(null, collectsFromSingleBucket);
        Profilers profilers = factory.context().getProfilers();
        if (profilers != null) {
            factory = new ProfilingAggregator(factory, profilers.getAggregationProfiler());
        }
        aggregators[i] = factory;
    }
    return aggregators;
}