sysmon/shared/src/main/java/sysmon/shared/MetricResult.java

package sysmon.shared;

import java.io.Serializable;
import java.time.Instant;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

public class MetricResult implements Serializable {

    private static final long serialVersionUID = 1L;

    private String name;
    private String hostname;
    private Long timestamp;   // epoch milli
    private List<Measurement> measurements;

    public MetricResult() {
    }

    public MetricResult(String name) {
        this.name = name;
        this.timestamp = Instant.now().toEpochMilli();
    }

    public MetricResult(String name, Measurement measurement) {
        this.name = name;
        this.timestamp = Instant.now().toEpochMilli();
        this.measurements = new ArrayList<Measurement>() {{
                add(measurement);
        }};
    }

    public MetricResult(String name, List<Measurement> measurements) {
        this.name = name;
        this.timestamp = Instant.now().toEpochMilli();
        this.measurements = measurements;
    }

    public void setMeasurement(Measurement measurement) {
        this.measurements = new ArrayList<Measurement>() {{
                add(measurement);
        }};
    }

    public void setMeasurements(List<Measurement> measurements) {
        this.measurements = measurements;
    }

    public void setHostname(String hostname) {
        this.hostname = hostname;
    }

    public void setName(String name) {
        this.name = name;
    }

    public void setTimestamp(Long timestamp) {
        this.timestamp = timestamp;
    }

    public String getName() {
        return name;
    }

    public Long getTimestamp() {
        return timestamp;
    }

    public String getHostname() {
        return hostname;
    }

    public Measurement getMeasurement() {
        if(measurements != null && measurements.size() > 0) {
            return measurements.get(0);
        }
        return null;
    }

    public List<Measurement> getMeasurements() {
        if(measurements != null && measurements.size() > 0) {
            return measurements;
        }
        return null;

    }



    public String toString() {
        StringBuilder sb = new StringBuilder(String.format("%s - %s => ", timestamp.toString(), name));

        if(measurements != null && measurements.size() > 0) {
            sb.append("{");
            for(Measurement m : measurements) {

                if(m != null &&  m.getTags() != null) {
                    for (Map.Entry<String, String> entry : m.getTags().entrySet())
                        sb.append(" [").append(entry.getKey()).append(": ").append(entry.getValue()).append("]");
                }

                if(m != null && m.getFields() != null) {
                    for (Map.Entry<String,Object> entry : m.getFields().entrySet())
                        sb.append(" [").append(entry.getKey()).append(": ").append(entry.getValue()).append("]");
                }

            }
            sb.append("},");
        }


        return sb.append(" }").toString();
    }
    
}