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    • org.yamcs.alarms.EventAlarmStreamer Maven / Gradle / Ivy

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    package org.yamcs.alarms;

import java.util.ArrayList;

import org.yamcs.StandardTupleDefinitions;
import org.yamcs.yarch.DataType;
import org.yamcs.yarch.Stream;
import org.yamcs.yarch.protobuf.Db.Event;

/**
 * Receives event alarms from the {@link AlarmServer} and sends them to the events_alarms stream to be recorded
 * 
 */
public class EventAlarmStreamer extends AlarmStreamer {

    public static final DataType EVENT_DATA_TYPE = DataType
            .protobuf(Event.class.getName());
    public static final String CNAME_LAST_EVENT = "event";
    public static final String CNAME_TRIGGER = "triggerEvent";
    public static final String CNAME_CLEAR = "clearEvent";
    public static final String CNAME_SEVERITY_INCREASED = "severityIncreasedEvent";

    public EventAlarmStreamer(Stream s) {
        super(s, EVENT_DATA_TYPE, StandardTupleDefinitions.EVENT_ALARM);
    }

    @Override
    protected ArrayList getTupleKey(ActiveAlarm activeAlarm) {
        ArrayList al = new ArrayList<>(7);
        Event triggerValue = activeAlarm.getTriggerValue();

        // triggerTime
        al.add(triggerValue.getGenerationTime());
        // event source
        al.add(triggerValue.getSource());
        // seqNum
        al.add(activeAlarm.getId());

        return al;
    }

    @Override
    protected String getColNameLastEvent() {
        return CNAME_LAST_EVENT;
    }

    @Override
    protected String getColNameClear() {
        return CNAME_CLEAR;
    }

    @Override
    protected String getColNameTrigger() {
        return CNAME_TRIGGER;
    }

    @Override
    protected String getColNameSeverityIncreased() {
        return CNAME_SEVERITY_INCREASED;
    }

    @Override
    protected long getUpdateTime(Event alarmDetail) {
        return alarmDetail.getGenerationTime();
    }
}
    
    
    
    

    




    
    
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