Meerdere Spring actuator metrics in 1 request

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.actuate.endpoint.HealthEndpoint;
import org.springframework.boot.actuate.endpoint.InfoEndpoint;
import org.springframework.boot.actuate.endpoint.MetricsEndpoint;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.Map;

@RestController
public class StatisticsController {

    private final HealthEndpoint health;

    private final InfoEndpoint info;

    private final MetricsEndpoint metrics;

    private final Map<String, Object> statistics = new HashMap<>();

    @Autowired
    public StatisticsController(HealthEndpoint health, InfoEndpoint info, MetricsEndpoint metrics) {
        this.health = health;
        this.info = info;
        this.metrics = metrics;
    }

    @GetMapping("/manage/statistics")
    public Map<String, Object> statistics() {
        statistics.put("health", health.invoke());
        statistics.put("info", info.invoke());
        statistics.put("metrics", metrics.invoke());
        return statistics;
    }
}