Examples with MatchAllDocsQuery org.apache.lucene.search.MatchAllDocsQuery used on opensource projects

Example 6 with MatchAllDocsQuery

use of org.apache.lucene.search.MatchAllDocsQuery in project elasticsearch by elastic.

the class FiltersAggregatorTests method testKeyedFilter.

public void testKeyedFilter() throws Exception {
    Directory directory = newDirectory();
    RandomIndexWriter indexWriter = new RandomIndexWriter(random(), directory);
    Document document = new Document();
    document.add(new Field("field", "foo", fieldType));
    indexWriter.addDocument(document);
    document.clear();
    document.add(new Field("field", "else", fieldType));
    indexWriter.addDocument(document);
    // make sure we have more than one segment to test the merge
    indexWriter.commit();
    document.add(new Field("field", "foo", fieldType));
    indexWriter.addDocument(document);
    document.clear();
    document.add(new Field("field", "bar", fieldType));
    indexWriter.addDocument(document);
    document.clear();
    document.add(new Field("field", "foobar", fieldType));
    indexWriter.addDocument(document);
    indexWriter.commit();
    document.clear();
    document.add(new Field("field", "something", fieldType));
    indexWriter.addDocument(document);
    indexWriter.commit();
    document.clear();
    document.add(new Field("field", "foobar", fieldType));
    indexWriter.addDocument(document);
    indexWriter.close();
    IndexReader indexReader = DirectoryReader.open(directory);
    IndexSearcher indexSearcher = newSearcher(indexReader, true, true);
    FiltersAggregator.KeyedFilter[] keys = new FiltersAggregator.KeyedFilter[6];
    keys[0] = new FiltersAggregator.KeyedFilter("foobar", QueryBuilders.termQuery("field", "foobar"));
    keys[1] = new FiltersAggregator.KeyedFilter("bar", QueryBuilders.termQuery("field", "bar"));
    keys[2] = new FiltersAggregator.KeyedFilter("foo", QueryBuilders.termQuery("field", "foo"));
    keys[3] = new FiltersAggregator.KeyedFilter("foo2", QueryBuilders.termQuery("field", "foo"));
    keys[4] = new FiltersAggregator.KeyedFilter("same", QueryBuilders.termQuery("field", "foo"));
    // filter name already present so it should be merge with the previous one ?
    keys[5] = new FiltersAggregator.KeyedFilter("same", QueryBuilders.termQuery("field", "bar"));
    FiltersAggregationBuilder builder = new FiltersAggregationBuilder("test", keys);
    builder.otherBucket(true);
    builder.otherBucketKey("other");
    for (boolean doReduce : new boolean[] { true, false }) {
        final InternalFilters filters;
        if (doReduce) {
            filters = searchAndReduce(indexSearcher, new MatchAllDocsQuery(), builder, fieldType);
        } else {
            filters = search(indexSearcher, new MatchAllDocsQuery(), builder, fieldType);
        }
        assertEquals(filters.getBuckets().size(), 7);
        assertEquals(filters.getBucketByKey("foobar").getDocCount(), 2);
        assertEquals(filters.getBucketByKey("foo").getDocCount(), 2);
        assertEquals(filters.getBucketByKey("foo2").getDocCount(), 2);
        assertEquals(filters.getBucketByKey("bar").getDocCount(), 1);
        assertEquals(filters.getBucketByKey("same").getDocCount(), 1);
        assertEquals(filters.getBucketByKey("other").getDocCount(), 2);
    }
    indexReader.close();
    directory.close();
}

Example 7 with MatchAllDocsQuery

use of org.apache.lucene.search.MatchAllDocsQuery in project elasticsearch by elastic.

the class FiltersAggregatorTests method testRandom.

public void testRandom() throws Exception {
    Directory directory = newDirectory();
    RandomIndexWriter indexWriter = new RandomIndexWriter(random(), directory);
    int numDocs = randomIntBetween(100, 200);
    int maxTerm = randomIntBetween(10, 50);
    int[] expectedBucketCount = new int[maxTerm];
    Document document = new Document();
    for (int i = 0; i < numDocs; i++) {
        if (frequently()) {
            // make sure we have more than one segment to test the merge
            indexWriter.commit();
        }
        int value = randomInt(maxTerm - 1);
        expectedBucketCount[value] += 1;
        document.add(new Field("field", Integer.toString(value), fieldType));
        indexWriter.addDocument(document);
        document.clear();
    }
    indexWriter.close();
    IndexReader indexReader = DirectoryReader.open(directory);
    IndexSearcher indexSearcher = newSearcher(indexReader, true, true);
    int numFilters = randomIntBetween(1, 10);
    QueryBuilder[] filters = new QueryBuilder[numFilters];
    int[] filterTerms = new int[numFilters];
    int expectedOtherCount = numDocs;
    Set<Integer> filterSet = new HashSet<>();
    for (int i = 0; i < filters.length; i++) {
        int value = randomInt(maxTerm - 1);
        filters[i] = QueryBuilders.termQuery("field", Integer.toString(value));
        filterTerms[i] = value;
        if (filterSet.contains(value) == false) {
            expectedOtherCount -= expectedBucketCount[value];
            filterSet.add(value);
        }
    }
    FiltersAggregationBuilder builder = new FiltersAggregationBuilder("test", filters);
    builder.otherBucket(true);
    builder.otherBucketKey("other");
    for (boolean doReduce : new boolean[] { true, false }) {
        final InternalFilters response;
        if (doReduce) {
            response = searchAndReduce(indexSearcher, new MatchAllDocsQuery(), builder, fieldType);
        } else {
            response = search(indexSearcher, new MatchAllDocsQuery(), builder, fieldType);
        }
        List<InternalFilters.InternalBucket> buckets = response.getBuckets();
        assertEquals(buckets.size(), filters.length + 1);
        for (InternalFilters.InternalBucket bucket : buckets) {
            if ("other".equals(bucket.getKey())) {
                assertEquals(bucket.getDocCount(), expectedOtherCount);
            } else {
                int index = Integer.parseInt(bucket.getKey());
                assertEquals(bucket.getDocCount(), (long) expectedBucketCount[filterTerms[index]]);
            }
        }
    }
    indexReader.close();
    directory.close();
}

Example 8 with MatchAllDocsQuery

use of org.apache.lucene.search.MatchAllDocsQuery in project elasticsearch by elastic.

the class DiversifiedSamplerTests method testCase.

private void testCase(IndexSearcher indexSearcher, MappedFieldType genreFieldType, String executionHint, Consumer<InternalSampler> verify) throws IOException {
    MappedFieldType idFieldType = new KeywordFieldMapper.KeywordFieldType();
    idFieldType.setName("id");
    idFieldType.setHasDocValues(true);
    SortedNumericDVIndexFieldData fieldData = new SortedNumericDVIndexFieldData(new Index("index", "index"), "price", IndexNumericFieldData.NumericType.DOUBLE);
    FunctionScoreQuery query = new FunctionScoreQuery(new MatchAllDocsQuery(), new FieldValueFactorFunction("price", 1, FieldValueFactorFunction.Modifier.RECIPROCAL, null, fieldData));
    DiversifiedAggregationBuilder builder = new DiversifiedAggregationBuilder("_name").field(genreFieldType.name()).executionHint(executionHint).subAggregation(new TermsAggregationBuilder("terms", null).field("id"));
    InternalSampler result = search(indexSearcher, query, builder, genreFieldType, idFieldType);
    verify.accept(result);
}

Example 9 with MatchAllDocsQuery

use of org.apache.lucene.search.MatchAllDocsQuery in project elasticsearch by elastic.

the class HistogramAggregatorTests method testMinDocCount.

public void testMinDocCount() throws Exception {
    try (Directory dir = newDirectory();
        RandomIndexWriter w = new RandomIndexWriter(random(), dir)) {
        for (long value : new long[] { 7, 3, -10, -6, 5, 50 }) {
            Document doc = new Document();
            doc.add(new SortedNumericDocValuesField("field", value));
            w.addDocument(doc);
        }
        HistogramAggregationBuilder aggBuilder = new HistogramAggregationBuilder("my_agg").field("field").interval(10).minDocCount(2);
        MappedFieldType fieldType = new NumberFieldMapper.NumberFieldType(NumberFieldMapper.NumberType.LONG);
        fieldType.setName("field");
        try (IndexReader reader = w.getReader()) {
            IndexSearcher searcher = new IndexSearcher(reader);
            Histogram histogram = searchAndReduce(searcher, new MatchAllDocsQuery(), aggBuilder, fieldType);
            assertEquals(2, histogram.getBuckets().size());
            assertEquals(-10d, histogram.getBuckets().get(0).getKey());
            assertEquals(2, histogram.getBuckets().get(0).getDocCount());
            assertEquals(0d, histogram.getBuckets().get(1).getKey());
            assertEquals(3, histogram.getBuckets().get(1).getDocCount());
        }
    }
}

Example 10 with MatchAllDocsQuery

use of org.apache.lucene.search.MatchAllDocsQuery in project elasticsearch by elastic.

the class HistogramAggregatorTests method testDoubles.

public void testDoubles() throws Exception {
    try (Directory dir = newDirectory();
        RandomIndexWriter w = new RandomIndexWriter(random(), dir)) {
        for (double value : new double[] { 9.3, 3.2, -10, -6.5, 5.3, 50.1 }) {
            Document doc = new Document();
            doc.add(new SortedNumericDocValuesField("field", NumericUtils.doubleToSortableLong(value)));
            w.addDocument(doc);
        }
        HistogramAggregationBuilder aggBuilder = new HistogramAggregationBuilder("my_agg").field("field").interval(5);
        MappedFieldType fieldType = new NumberFieldMapper.NumberFieldType(NumberFieldMapper.NumberType.DOUBLE);
        fieldType.setName("field");
        try (IndexReader reader = w.getReader()) {
            IndexSearcher searcher = new IndexSearcher(reader);
            Histogram histogram = search(searcher, new MatchAllDocsQuery(), aggBuilder, fieldType);
            assertEquals(4, histogram.getBuckets().size());
            assertEquals(-10d, histogram.getBuckets().get(0).getKey());
            assertEquals(2, histogram.getBuckets().get(0).getDocCount());
            assertEquals(0d, histogram.getBuckets().get(1).getKey());
            assertEquals(1, histogram.getBuckets().get(1).getDocCount());
            assertEquals(5d, histogram.getBuckets().get(2).getKey());
            assertEquals(2, histogram.getBuckets().get(2).getDocCount());
            assertEquals(50d, histogram.getBuckets().get(3).getKey());
            assertEquals(1, histogram.getBuckets().get(3).getDocCount());
        }
    }
}