Examples with ScoredResult io.zulia.message.ZuliaQuery.ScoredResult used on opensource projects

Example 1 with ScoredResult

use of io.zulia.message.ZuliaQuery.ScoredResult in project zuliasearch by zuliaio.

the class QueryCombiner method getQueryResponse.

public QueryResponse getQueryResponse() throws Exception {
    validate();
    long totalHits = 0;
    long returnedHits = 0;
    for (ShardQueryResponse sr : shardResponses) {
        totalHits += sr.getTotalHits();
        returnedHits += sr.getScoredResultList().size();
    }
    QueryResponse.Builder builder = QueryResponse.newBuilder();
    builder.setTotalHits(totalHits);
    int resultsSize = Math.min(amount, (int) returnedHits);
    Map<CountRequest, FacetCombiner> facetCombinerMap = new HashMap<>();
    Map<StatRequest, StatCombiner> statCombinerMap = new HashMap<>();
    Map<AnalysisRequest, Map<String, Term.Builder>> analysisRequestToTermMap = new HashMap<>();
    int shardIndex = 0;
    for (ShardQueryResponse sr : shardResponses) {
        for (FacetGroup fg : sr.getFacetGroupList()) {
            CountRequest countRequest = fg.getCountRequest();
            FacetCombiner facetCombiner = facetCombinerMap.computeIfAbsent(countRequest, countRequest1 -> new FacetCombiner(countRequest, shardResponses.size()));
            facetCombiner.handleFacetGroupForShard(fg, shardIndex);
        }
        for (ZuliaQuery.StatGroup sg : sr.getStatGroupList()) {
            StatRequest statRequest = sg.getStatRequest();
            StatCombiner statCombiner = statCombinerMap.computeIfAbsent(statRequest, statRequest1 -> new StatCombiner(statRequest, shardResponses.size()));
            statCombiner.handleStatGroupForShard(sg, shardIndex);
        }
        for (AnalysisResult analysisResult : sr.getAnalysisResultList()) {
            AnalysisRequest analysisRequest = analysisResult.getAnalysisRequest();
            if (!analysisRequestToTermMap.containsKey(analysisRequest)) {
                analysisRequestToTermMap.put(analysisRequest, new HashMap<>());
            }
            Map<String, Term.Builder> termMap = analysisRequestToTermMap.get(analysisRequest);
            for (Term term : analysisResult.getTermsList()) {
                String key = term.getValue();
                if (!termMap.containsKey(key)) {
                    termMap.put(key, Term.newBuilder().setValue(key).setDocFreq(0).setTermFreq(0));
                }
                Term.Builder termsBuilder = termMap.get(key);
                termsBuilder.setDocFreq(termsBuilder.getDocFreq() + term.getDocFreq());
                termsBuilder.setScore(termsBuilder.getScore() + term.getScore());
                termsBuilder.setTermFreq(termsBuilder.getTermFreq() + term.getTermFreq());
            }
        }
        shardIndex++;
    }
    for (AnalysisRequest analysisRequest : analysisRequestList) {
        Map<String, Term.Builder> termMap = analysisRequestToTermMap.get(analysisRequest);
        if (termMap != null) {
            List<Term.Builder> terms = new ArrayList<>(termMap.values());
            List<Term.Builder> topTerms = TermFreq.getTopTerms(terms, analysisRequest.getTopN(), analysisRequest.getTermSort());
            AnalysisResult.Builder analysisResultBuilder = AnalysisResult.newBuilder().setAnalysisRequest(analysisRequest);
            topTerms.forEach(analysisResultBuilder::addTerms);
            builder.addAnalysisResult(analysisResultBuilder);
        }
    }
    for (FacetCombiner facetCombiner : facetCombinerMap.values()) {
        builder.addFacetGroup(facetCombiner.getCombinedFacetGroup());
    }
    for (StatCombiner statCombiner : statCombinerMap.values()) {
        builder.addStatGroup(statCombiner.getCombinedStatGroup());
    }
    Map<String, ScoredResult[]> lastIndexResultMap = createLastIndexResultMapWithPreviousLastResults();
    List<ScoredResult> results;
    if (shardResponses.size() > 1) {
        results = mergeResults((int) returnedHits, resultsSize, lastIndexResultMap);
    } else {
        ShardQueryResponse shardQueryResponse = shardResponses.get(0);
        results = shardQueryResponse.getScoredResultList();
        if (!results.isEmpty()) {
            lastIndexResultMap.get(shardQueryResponse.getIndexName())[shardQueryResponse.getShardNumber()] = results.get(results.size() - 1);
        }
    }
    if (start == 0) {
        builder.addAllResults(results);
    } else {
        int i = 0;
        for (ScoredResult scoredResult : results) {
            if (i >= start) {
                builder.addResults(scoredResult);
            }
            i++;
        }
    }
    builder.setLastResult(createLastResult(lastIndexResultMap));
    return builder.build();
}

Example 2 with ScoredResult

use of io.zulia.message.ZuliaQuery.ScoredResult in project zuliasearch by zuliaio.

the class CursorHelper method getUniqueSortedCursor.

public static String getUniqueSortedCursor(LastResult lastResult) {
    LastResult.Builder lastResultBuilder = LastResult.newBuilder();
    for (LastIndexResult lastIndexResult : lastResult.getLastIndexResultList()) {
        LastIndexResult.Builder lastIndexResultBuilder = LastIndexResult.newBuilder();
        lastIndexResultBuilder.setIndexName(lastIndexResult.getIndexName());
        for (ScoredResult scoredResult : lastIndexResult.getLastForShardList()) {
            ScoredResult.Builder scoredResultBuilder = ScoredResult.newBuilder(scoredResult).clearScore().clearResultDocument();
            lastIndexResultBuilder.addLastForShard(scoredResultBuilder);
        }
        lastResultBuilder.addLastIndexResult(lastIndexResultBuilder);
    }
    return new String(Base64.getEncoder().encode(lastResultBuilder.build().toByteArray()), StandardCharsets.UTF_8);
}

Example 3 with ScoredResult

use of io.zulia.message.ZuliaQuery.ScoredResult in project zuliasearch by zuliaio.

the class BatchDelete method deleteDocumentFromQueryResult.

public BatchDelete deleteDocumentFromQueryResult(SearchResult queryResult) {
    for (ScoredResult sr : queryResult.getResults()) {
        Delete delete = new DeleteDocument(sr.getUniqueId(), sr.getIndexName());
        deletes.add(delete);
    }
    return this;
}

Example 4 with ScoredResult

use of io.zulia.message.ZuliaQuery.ScoredResult in project zuliasearch by zuliaio.

the class BatchFetch method addFetchDocumentsFromResults.

public BatchFetch addFetchDocumentsFromResults(Collection<ZuliaQuery.ScoredResult> scoredResults) {
    for (ScoredResult scoredResult : scoredResults) {
        Fetch f = new Fetch(scoredResult.getUniqueId(), scoredResult.getIndexName());
        f.setResultFetchType(FetchType.FULL);
        f.setAssociatedFetchType(FetchType.NONE);
        fetchList.add(f);
    }
    return this;
}

Example 5 with ScoredResult

use of io.zulia.message.ZuliaQuery.ScoredResult in project zuliasearch by zuliaio.

the class QueryCombiner method mergeResults.

private List<ScoredResult> mergeResults(int returnedHits, int resultsSize, Map<String, ScoredResult[]> lastIndexResultMap) throws Exception {
    List<ScoredResult> results = Collections.emptyList();
    boolean sorting = (sortRequest != null && !sortRequest.getFieldSortList().isEmpty());
    List<ScoredResult> mergedResults = new ArrayList<>(returnedHits);
    for (ShardQueryResponse sr : shardResponses) {
        mergedResults.addAll(sr.getScoredResultList());
    }
    if (!mergedResults.isEmpty()) {
        List<FieldSort> fieldSortList = sortRequest != null ? sortRequest.getFieldSortList() : Collections.emptyList();
        HashMap<String, FieldConfig.FieldType> sortTypeMap = createSortTypeMap(fieldSortList);
        Comparator<ScoredResult> comparator = new ZuliaPostSortingComparator(fieldSortList, sortTypeMap);
        mergedResults.sort(comparator);
        results = mergedResults.subList(0, resultsSize);
        for (ScoredResult sr : results) {
            ScoredResult[] lastForShardArr = lastIndexResultMap.get(sr.getIndexName());
            lastForShardArr[sr.getShard()] = sr;
        }
        outside: for (ZuliaIndex index : indexes) {
            String indexName = index.getIndexName();
            ScoredResult[] lastForShardArr = lastIndexResultMap.get(indexName);
            ScoredResult lastForIndex = null;
            for (ScoredResult sr : lastForShardArr) {
                if (sr != null) {
                    if (lastForIndex == null) {
                        lastForIndex = sr;
                    } else {
                        if (comparator.compare(sr, lastForIndex) > 0) {
                            lastForIndex = sr;
                        }
                    }
                }
            }
            if (lastForIndex == null) {
                // this happen when amount from index is zero
                continue;
            }
            double shardTolerance = index.getShardTolerance();
            int numberOfShards = index.getNumberOfShards();
            Map<Integer, ShardQueryResponse> shardResponseMap = indexToShardQueryResponseMap.get(indexName);
            for (int shardNumber = 0; shardNumber < numberOfShards; shardNumber++) {
                ShardQueryResponse sr = shardResponseMap.get(shardNumber);
                if (sr.hasNext()) {
                    ScoredResult next = sr.getNext();
                    int compare = comparator.compare(lastForIndex, next);
                    if (compare > 0) {
                        if (sorting) {
                            String msg = "Result set did not return the most relevant sorted documents for index <" + indexName + ">\n";
                            msg += "    Last for index from shard <" + lastForIndex.getShard() + "> has sort values <" + lastForIndex.getSortValues() + ">\n";
                            msg += "    Next for shard <" + next.getShard() + ">  has sort values <" + next.getSortValues() + ">\n";
                            msg += "    Last for shards: \n";
                            msg += "      " + Arrays.toString(lastForShardArr) + "\n";
                            msg += "    Results: \n";
                            msg += "      " + results + "\n";
                            msg += "    If this happens frequently increase requestFactor or minShardRequest\n";
                            msg += "    Retrying with full request.\n";
                            log.severe(msg);
                            isShort = true;
                            break outside;
                        }
                        double diff = (Math.abs(lastForIndex.getScore() - next.getScore()));
                        if (diff > shardTolerance) {
                            String msg = "Result set did not return the most relevant documents for index <" + indexName + "> with shard tolerance <" + shardTolerance + ">\n";
                            msg += "    Last for index from shard <" + lastForIndex.getShard() + "> has score <" + lastForIndex.getScore() + ">\n";
                            msg += "    Next for shard <" + next.getShard() + "> has score <" + next.getScore() + ">\n";
                            msg += "    Last for shards: \n";
                            msg += "      " + Arrays.toString(lastForShardArr) + "\n";
                            msg += "    Results: \n";
                            msg += "      " + results + "\n";
                            msg += "    If this happens frequently increase requestFactor, minShardRequest, or shardTolerance\n";
                            msg += "    Retrying with full request.\n";
                            log.severe(msg);
                            isShort = true;
                            break outside;
                        }
                    }
                }
            }
        }
    }
    return results;
}