org.elasticsearch.search.aggregations.metrics.max.Max Java Examples
The following examples show how to use
org.elasticsearch.search.aggregations.metrics.max.Max.
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Example #1
| Source File: ElasticsearchDataQuery.java From frostmourne with MIT License | 6 votes |
|
private Double findAggregationValue(MetricContract metricContract, SearchResponse searchResponse) {
String aggType = metricContract.getAggregation_type();
if (aggType.equalsIgnoreCase("max")) {
Max max = searchResponse.getAggregations().get("maxNumber");
return max.getValue();
}
if (aggType.equalsIgnoreCase("min")) {
Min min = searchResponse.getAggregations().get("minNumber");
return min.getValue();
}
if (aggType.equalsIgnoreCase("avg")) {
Avg avg = searchResponse.getAggregations().get("avgNumber");
return avg.getValue();
}
if (aggType.equalsIgnoreCase("sum")) {
Sum sum = searchResponse.getAggregations().get("sumNumber");
return sum.getValue();
}
throw new IllegalArgumentException("unsupported aggregation type: " + aggType);
}
Example #2
| Source File: AggregationResponseHandle.java From jetlinks-community with Apache License 2.0 | 6 votes |
|
private static <A extends Aggregation> void route(Bucket bucket, A a) {
if (a instanceof Terms) {
bucket.setBuckets(terms(a));
} else if (a instanceof Range) {
bucket.setBuckets(range(a));
} else if (a instanceof Histogram) {
bucket.setBuckets(range(a));
} else if (a instanceof Avg) {
bucket.setAvg(avg(a));
} else if (a instanceof Min) {
bucket.setMin(min(a));
} else if (a instanceof Max) {
bucket.setMax(max(a));
} else if (a instanceof Sum) {
bucket.setSum(sum(a));
} else if (a instanceof Stats) {
stats(bucket, a);
} else if (a instanceof ValueCount) {
bucket.setValueCount(count(a));
} else {
throw new UnsupportedOperationException("不支持的聚合类型");
}
}
Example #3
| Source File: FactSearchManager.java From act-platform with ISC License | 5 votes |
|
private long retrieveMaxTimestamp(Terms.Bucket bucket, String targetAggregationName) {
Aggregation maxAggregation = bucket.getAggregations().get(targetAggregationName);
if (!(maxAggregation instanceof Max)) {
LOGGER.warning("Could not retrieve maximum timestamp when calculating statistics for Objects.");
return -1;
}
// Retrieve maximum timestamp from the max aggregation.
return Math.round(Max.class.cast(maxAggregation).getValue());
}
Example #4
| Source File: Search.java From elasticsearch-rest-command with The Unlicense | 5 votes |
|
public static String getValueFromAggregation(Aggregation a, Function f){
String value = null;
switch(f.type){
case Function.SUM :
value = String.valueOf(((Sum) a).getValue());
break;
case Function.COUNT :
value = String.valueOf(((ValueCount) a).getValue());
break;
case Function.DC :
value = String.valueOf(((Cardinality) a).getValue());
break;
case Function.AVG :
value = String.valueOf(((Avg) a).getValue());
break;
case Function.MAX :
value = String.valueOf(((Max) a).getValue());
break;
case Function.MIN :
value = String.valueOf(((Min) a).getValue());
break;
}
return value;
}
Example #5
| Source File: ElasticStatsService.java From staccato with Apache License 2.0 | 4 votes |
|
/**
* Populates an {@link Extent} object with the bounding box for the items matched in the provided query.
*
* @param index The Elasticsearch index to api
* @param query The query that should be executed against the provided index
* @return The extent of the items matched during the api
*/
@Override
public Extent getExtent(String index, Map<String, String> query) {
StringBuilder sb = new StringBuilder();
if (null != query) {
Iterator<Map.Entry<String, String>> it = query.entrySet().iterator();
while (it.hasNext()) {
Map.Entry entry = it.next();
sb.append("properties." + entry.getKey() + "=" + entry.getValue());
if (it.hasNext()) {
sb.append(" AND ");
}
}
}
Optional<QueryBuilder> filter = QueryBuilderHelper.queryBuilder(sb.toString());
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
if (filter.isPresent()) {
searchSourceBuilder.query(filter.get());
}
searchSourceBuilder
.aggregation(AggregationBuilders.min("start").field(FieldName.DATETIME_FULL))
.aggregation(AggregationBuilders.max("end").field(FieldName.DATETIME_FULL))
.aggregation(AggregationBuilders.geoBounds("bbox").field(FieldName.CENTROID))
//we don't want records back, just aggregations
.size(0);
SearchRequest sr = new SearchRequest().indices(index).source(searchSourceBuilder);
log.debug("Getting stats on {} with the following request: \n {}", index, sr.source().toString());
SearchResponse resp;
try {
resp = restClient.search(sr);
} catch (Exception ex) {
throw new RuntimeException("Error getting aggregations.", ex);
}
Min start = resp.getAggregations().get("start");
Max end = resp.getAggregations().get("end");
GeoBounds bboxAggregation = resp.getAggregations().get("bbox");
Extent extent = new Extent();
List<String> temporalExtent = new ArrayList<>(2);
Consumer<String> temporalCheck = value -> {
if (null != value && !value.toLowerCase().contains("infinity")) {
temporalExtent.add(value);
} else {
temporalExtent.add(null);
}
};
temporalCheck.accept(start.getValueAsString());
temporalCheck.accept(end.getValueAsString());
extent.getTemporal().getInterval().add(temporalExtent);
List<Double> bbox = getBboxExtent(bboxAggregation);
if (bbox != null && (bbox.size() == 4 || bbox.size() == 6)) {
extent.getSpatial().getBbox().add(bbox);
}
return extent;
}
Example #6
| Source File: ElasticStatsService.java From staccato with Apache License 2.0 | 4 votes |
|
/**
* Blocking method to fetch aggregations from Elasticsearch.
*
* @param index The index to build aggregations for.
* @return An {@link ItemStatisticsResponse ItemStatisticsResponse} object containing the aggregated data for the index
*/
private ItemStatisticsResponse getStatsSync(String index) {
SearchRequest sr = new SearchRequest().indices(index).source(
new SearchSourceBuilder()
.aggregation(AggregationBuilders.min("start").field(FieldName.DATETIME_FULL))
.aggregation(AggregationBuilders.max("end").field(FieldName.DATETIME_FULL))
//.stats(AggregationBuilders.terms("licenses").field(FieldName.LICENSE_FULL).size(5).order(BucketOrder.count(true)))
//.stats(AggregationBuilders.terms("providers").field(FieldName.PROVIDER_FULL).size(5).order(BucketOrder.count(true)))
.aggregation(AggregationBuilders.geoBounds("bbox").field(FieldName.CENTROID))
//we don't want records back, just aggregations
.size(0)
);
log.debug("Getting stats on {} with the following request: \n {}", index, sr.source().toString());
SearchResponse resp;
try {
resp = restClient.search(sr, RequestOptions.DEFAULT);
} catch (IOException ex) {
return new ItemStatisticsResponse();
}
Min start = resp.getAggregations().get("start");
Max end = resp.getAggregations().get("end");
//Terms lics = resp.getAggregations().get("licenses");
//Terms provs = resp.getAggregations().get("providers");
GeoBounds bboxAggregation = resp.getAggregations().get("bbox");
ItemStatisticsResponse stats = new ItemStatisticsResponse();
stats.setType(index);
stats.setCount(resp.getHits().totalHits);
String endValue = end.getValueAsString();
if (null != endValue && !endValue.toLowerCase().contains("infinity")) {
stats.setEnd(endValue);
}
String startValue = start.getValueAsString();
if (null != startValue && !startValue.toLowerCase().contains("infinity")) {
stats.setStart(startValue);
}
List<Double> bbox = getBboxExtent(bboxAggregation);
if (bbox != null && (bbox.size() == 4 || bbox.size() == 6)) {
stats.setBounds(bbox);
}
return stats;
}
Example #7
| Source File: SimpleTests.java From elasticsearch-topk-plugin with Apache License 2.0 | 4 votes |
|
@Test
public void assertTop10of50OneShardNestedAggregations() {
client.admin().indices().prepareCreate("topk-4").setSettings(ImmutableSettings.settingsBuilder().put("index.number_of_shards", 1)).execute().actionGet();
double sum = 0;
for (int i = 0; i < 50; ++i) { // 50 values
client.prepareIndex("topk-4", "type0", "doc" + i).setSource("{ \"field0\": \"foo" + i + "\", \"field1\":" + i +" }").setRefresh(true).execute().actionGet();
}
// foo0 x 50
for (int i = 50; i < 100; ++i) {
client.prepareIndex("topk-4", "type0", "doc" + i).setSource("{ \"field0\": \"foo0\", \"field1\":" + i +" }").setRefresh(true).execute().actionGet();
sum += i;
}
SearchResponse searchResponse = client.prepareSearch("topk-4")
.setQuery(matchAllQuery())
.addAggregation(new TopKBuilder("topk").field("field0").size(10)
.subAggregation(new AvgBuilder("avg").field("field1"))
.subAggregation(new MaxBuilder("max").field("field1"))
)
.execute().actionGet();
assertEquals(100, searchResponse.getHits().getTotalHits());
TopK topk = searchResponse.getAggregations().get("topk");
assertNotNull(topk);
List<TopK.Bucket> buckets = new ArrayList<>(topk.getBuckets());
assertEquals(10, buckets.size());
assertEquals("foo0", buckets.get(0).getKey());
assertEquals(51, buckets.get(0).getDocCount());
assertEquals(2, buckets.get(0).getAggregations().asList().size());
for (Aggregation agg : buckets.get(0).getAggregations()) {
switch (agg.getName()) {
case "avg":
assertEquals(sum / 51, ((Avg) agg).getValue(), 0.01);
break;
case "max":
assertEquals(99.0, ((Max) agg).getValue(), 0.001);
break;
default:
assertTrue(false);
}
}
}
Example #8
| Source File: SimpleTests.java From elasticsearch-topk-plugin with Apache License 2.0 | 4 votes |
|
@Test
public void assertTop10of50TwoShardNestedAggregations() {
client.admin().indices().prepareCreate("topk-5").setSettings(ImmutableSettings.settingsBuilder().put("index.number_of_shards", 2)).execute().actionGet();
double sum = 0;
for (int i = 0; i < 50; ++i) { // 50 values
client.prepareIndex("topk-5", "type0", "doc" + i).setSource("{ \"field0\": \"foo" + i + "\", \"field1\":" + i +" }").setRefresh(true).execute().actionGet();
}
// foo0 x 50
for (int i = 50; i < 100; ++i) {
client.prepareIndex("topk-5", "type0", "doc" + i).setSource("{ \"field0\": \"foo0\", \"field1\":" + i +" }").setRefresh(true).execute().actionGet();
sum += i;
}
SearchResponse searchResponse = client.prepareSearch("topk-5")
.setQuery(matchAllQuery())
.addAggregation(new TopKBuilder("topk").field("field0").size(10)
.subAggregation(new AvgBuilder("avg").field("field1"))
.subAggregation(new MaxBuilder("max").field("field1"))
)
.execute().actionGet();
assertEquals(100, searchResponse.getHits().getTotalHits());
TopK topk = searchResponse.getAggregations().get("topk");
assertNotNull(topk);
List<TopK.Bucket> buckets = new ArrayList<>(topk.getBuckets());
assertEquals(10, buckets.size());
assertEquals("foo0", buckets.get(0).getKey());
assertEquals(51, buckets.get(0).getDocCount());
assertEquals(2, buckets.get(0).getAggregations().asList().size());
for (Aggregation agg : buckets.get(0).getAggregations()) {
switch (agg.getName()) {
case "avg":
assertEquals(sum / 51, ((Avg) agg).getValue(), 0.01);
break;
case "max":
assertEquals(99.0, ((Max) agg).getValue(), 0.001);
break;
default:
assertTrue(false);
}
}
}
Example #9
| Source File: SimpleTests.java From elasticsearch-topk-plugin with Apache License 2.0 | 4 votes |
|
@Test
public void assertTop10of50TwoShardNestedAggregationsStress() {
client.admin().indices().prepareCreate("topk-6").setSettings(ImmutableSettings.settingsBuilder().put("index.number_of_shards", 4)).execute().actionGet();
final int N = 30000;
double sum = 0;
int n = 0;
int max = Integer.MIN_VALUE;
Random r = new Random();
for (int i = 0; i < N; ++i) {
int v = r.nextInt();
if (i % 7 == 0) {
sum += v;
++n;
if (v > max) {
max = v;
}
}
client.prepareIndex("topk-6", "type0", "doc" + i).setSource("{ \"field0\": \"foo" + (i % 7 == 0 ? "bar" : String.valueOf(i)) + "\", \"field1\":" + v +" }").setRefresh(i == N - 1).execute().actionGet();
}
try { Thread.sleep(2000); } catch (InterruptedException e) {} // FIXME: wait until all docs are searchable
SearchResponse searchResponse = client.prepareSearch("topk-6")
.setQuery(matchAllQuery())
.addAggregation(new TopKBuilder("topk").field("field0").size(10)
.subAggregation(new AvgBuilder("avg").field("field1"))
.subAggregation(new MaxBuilder("max").field("field1"))
)
.execute().actionGet();
assertEquals(N, searchResponse.getHits().getTotalHits());
TopK topk = searchResponse.getAggregations().get("topk");
assertNotNull(topk);
List<TopK.Bucket> buckets = new ArrayList<>(topk.getBuckets());
assertEquals(10, buckets.size());
assertEquals("foobar", buckets.get(0).getKey());
assertEquals(n, buckets.get(0).getDocCount());
assertEquals(2, buckets.get(0).getAggregations().asList().size());
for (Aggregation agg : buckets.get(0).getAggregations()) {
switch (agg.getName()) {
case "avg":
assertEquals(sum / n, ((Avg) agg).getValue(), 0.01);
break;
case "max":
assertEquals((double) max, ((Max) agg).getValue(), 0.001);
break;
default:
assertTrue(false);
}
}
}
