Class MetricsTimeSeriesController

java.lang.Object

com.nmontytskyi.monitoring.server.controller.MetricsTimeSeriesController

@RestController
@RequestMapping("/api/metrics")
public class MetricsTimeSeriesController
extends Object

REST controller exposing time-series metric data for chart rendering.

Returns per-service and system-wide metric history as ordered lists of time-point DTOs consumed by the Chart.js charts in the web UI. Also provides the anomaly record endpoint used by the anomaly list modal on the dashboard. Data is aggregated into 30-second buckets by the underlying native SQL queries.

Author:

Nazar Montytskyi

See Also:

• MetricTimePointDTO
• SystemTimePointDTO
• AnomalyDTO

Constructor Summary

Constructors

Constructor	Description
MetricsTimeSeriesController()

Method Summary

Modifier and Type	Method	Description
List<AnomalyDTO>	getRecentAnomalies(int minutes, int limit)
List<MetricTimePointDTO>	getServiceHistory(Long serviceId, int minutes, int limit)
List<SystemTimePointDTO>	getSystemHistory(int minutes, int limit)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

MetricsTimeSeriesController

public MetricsTimeSeriesController()

Method Details

getServiceHistory

@GetMapping("/{serviceId}/history")
public List<MetricTimePointDTO> getServiceHistory(@PathVariable
 Long serviceId,
 @RequestParam(defaultValue="30")
 int minutes,
 @RequestParam(defaultValue="60")
 int limit)

getSystemHistory

@GetMapping("/system/history")
public List<SystemTimePointDTO> getSystemHistory(@RequestParam(defaultValue="30")
 int minutes,
 @RequestParam(defaultValue="60")
 int limit)

getRecentAnomalies

@GetMapping("/anomalies")
public List<AnomalyDTO> getRecentAnomalies(@RequestParam(defaultValue="30")
 int minutes,
 @RequestParam(defaultValue="100")
 int limit)