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<?php
declare(strict_types=1);
namespace Level23\Druid\Aggregations;
use Level23\Druid\Types\DataType;
class AnyAggregator extends MethodAggregator
{
/**
* @var int|null
*/
protected $maxStringBytes;
* constructor.
*
* @param string $metricName
* @param string $outputName When not given, we will use the same name as the metric.
* @param string $type The type of field. This can either be "long", "float" or
* "double"
* @param int|null $maxStringBytes optional, defaults to 1024
public function __construct(
string $metricName,
string $outputName = '',
string $type = 'long',
int $maxStringBytes = null
) {
$type = DataType::validate($type);
$this->type = $type;
$this->metricName = $metricName;
$this->outputName = $outputName ?: $metricName;
$this->maxStringBytes = $maxStringBytes;
}
* Return the aggregator as it can be used in a druid query.
* @return array
public function toArray(): array
$response = [
'type' => $this->type . ucfirst($this->getMethod()),
'name' => $this->outputName,
'fieldName' => $this->metricName,
];
if ($this->type == DataType::STRING && $this->maxStringBytes !== null) {
$response['maxStringBytes'] = $this->maxStringBytes;
return $response;
* Returns the method for the type aggregation
* @return string
protected function getMethod(): string
return 'any';
level23 /
druid-client
