dnet-applications/apps/dnet-orgs-database-application/src/main/java/eu/dnetlib/organizations/controller/KpiMetricsController.java

34 lines
1.2 KiB
Java

package eu.dnetlib.organizations.controller;
import static org.springframework.http.HttpHeaders.CONTENT_TYPE;
import java.util.Set;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestHeader;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import eu.dnetlib.common.metrics.MetricUtils;
import io.prometheus.client.exporter.common.TextFormat;
@Controller
public class KpiMetricsController {
@ResponseBody
@RequestMapping(value = "/kpis", method = RequestMethod.GET, produces = "*/*")
public ResponseEntity<String> kpiMetrics(
@RequestParam(value = "name[]", required = false, defaultValue = "") final Set<String> name,
@RequestHeader(value = "Accept", required = false, defaultValue = "") final String accept) {
final String contentType = TextFormat.chooseContentType(accept);
final String result = MetricUtils.output(name, contentType);
return ResponseEntity.ok()
.header(CONTENT_TYPE, contentType)
.body(result);
}
}