Examples with Histogram org.elasticsearch.search.aggregations.bucket.histogram.Histogram used on opensource projects

Example 31 with Histogram

use of org.elasticsearch.search.aggregations.bucket.histogram.Histogram in project elasticsearch by elastic.

the class HistogramIT method testScriptSingleValue.

public void testScriptSingleValue() throws Exception {
    SearchResponse response = client().prepareSearch("idx").addAggregation(histogram("histo").script(new Script(ScriptType.INLINE, CustomScriptPlugin.NAME, "doc['l_value'].value", emptyMap())).interval(interval)).execute().actionGet();
    assertSearchResponse(response);
    Histogram histo = response.getAggregations().get("histo");
    assertThat(histo, notNullValue());
    assertThat(histo.getName(), equalTo("histo"));
    List<? extends Bucket> buckets = histo.getBuckets();
    assertThat(buckets.size(), equalTo(numValueBuckets));
    for (int i = 0; i < numValueBuckets; ++i) {
        Histogram.Bucket bucket = buckets.get(i);
        assertThat(bucket, notNullValue());
        assertThat(((Number) bucket.getKey()).longValue(), equalTo((long) i * interval));
        assertThat(bucket.getDocCount(), equalTo(valueCounts[i]));
    }
}

Example 32 with Histogram

use of org.elasticsearch.search.aggregations.bucket.histogram.Histogram in project elasticsearch by elastic.

the class HistogramIT method testPartiallyUnmapped.

public void testPartiallyUnmapped() throws Exception {
    SearchResponse response = client().prepareSearch("idx", "idx_unmapped").addAggregation(histogram("histo").field(SINGLE_VALUED_FIELD_NAME).interval(interval)).execute().actionGet();
    assertSearchResponse(response);
    Histogram histo = response.getAggregations().get("histo");
    assertThat(histo, notNullValue());
    assertThat(histo.getName(), equalTo("histo"));
    List<? extends Bucket> buckets = histo.getBuckets();
    assertThat(buckets.size(), equalTo(numValueBuckets));
    for (int i = 0; i < numValueBuckets; ++i) {
        Histogram.Bucket bucket = buckets.get(i);
        assertThat(bucket, notNullValue());
        assertThat(((Number) bucket.getKey()).longValue(), equalTo((long) i * interval));
        assertThat(bucket.getDocCount(), equalTo(valueCounts[i]));
    }
}

Example 33 with Histogram

use of org.elasticsearch.search.aggregations.bucket.histogram.Histogram in project elasticsearch by elastic.

the class HistogramIT method testSingleValuedFieldWithValueScript.

public void testSingleValuedFieldWithValueScript() throws Exception {
    SearchResponse response = client().prepareSearch("idx").addAggregation(histogram("histo").field(SINGLE_VALUED_FIELD_NAME).script(new Script(ScriptType.INLINE, CustomScriptPlugin.NAME, "_value + 1", emptyMap())).interval(interval)).execute().actionGet();
    assertSearchResponse(response);
    final int numBuckets = (numDocs + 1) / interval - 2 / interval + 1;
    final long[] counts = new long[(numDocs + 1) / interval + 1];
    for (int i = 0; i < numDocs; ++i) {
        ++counts[(i + 2) / interval];
    }
    Histogram histo = response.getAggregations().get("histo");
    assertThat(histo, notNullValue());
    assertThat(histo.getName(), equalTo("histo"));
    List<? extends Bucket> buckets = histo.getBuckets();
    assertThat(buckets.size(), equalTo(numBuckets));
    for (int i = 0; i < numBuckets; i++) {
        Histogram.Bucket bucket = buckets.get(i);
        assertThat(bucket, notNullValue());
        int key = ((2 / interval) + i) * interval;
        assertThat(((Number) bucket.getKey()).longValue(), equalTo((long) key));
        assertThat(bucket.getDocCount(), equalTo(counts[key / interval]));
    }
}

Example 34 with Histogram

use of org.elasticsearch.search.aggregations.bucket.histogram.Histogram in project elasticsearch by elastic.

the class HistogramIT method testDecimalIntervalAndOffset.

public void testDecimalIntervalAndOffset() throws Exception {
    assertAcked(prepareCreate("decimal_values").addMapping("type", "d", "type=float").get());
    indexRandom(true, client().prepareIndex("decimal_values", "type", "1").setSource("d", -0.6), client().prepareIndex("decimal_values", "type", "2").setSource("d", 0.1));
    SearchResponse r = client().prepareSearch("decimal_values").addAggregation(histogram("histo").field("d").interval(0.7).offset(0.05)).get();
    assertSearchResponse(r);
    Histogram histogram = r.getAggregations().get("histo");
    List<Bucket> buckets = histogram.getBuckets();
    assertEquals(2, buckets.size());
    assertEquals(-0.65, (double) buckets.get(0).getKey(), 0.01d);
    assertEquals(1, buckets.get(0).getDocCount());
    assertEquals(0.05, (double) buckets.get(1).getKey(), 0.01d);
    assertEquals(1, buckets.get(1).getDocCount());
}

Example 35 with Histogram

use of org.elasticsearch.search.aggregations.bucket.histogram.Histogram in project elasticsearch by elastic.

the class HistogramIT method testUnmapped.

public void testUnmapped() throws Exception {
    SearchResponse response = client().prepareSearch("idx_unmapped").addAggregation(histogram("histo").field(SINGLE_VALUED_FIELD_NAME).interval(interval)).execute().actionGet();
    assertSearchResponse(response);
    Histogram histo = response.getAggregations().get("histo");
    assertThat(histo, notNullValue());
    assertThat(histo.getName(), equalTo("histo"));
    assertThat(histo.getBuckets().size(), equalTo(0));
}