package de.intevation.aft;

import java.util.Map;

import java.sql.ResultSet;
import java.sql.SQLException;

import org.apache.log4j.Logger;

import de.intevation.db.ConnectedStatements;

public class River
extends      IdPair
{
    private static Logger log = Logger.getLogger(River.class);

    protected String name;

    public River() {
    }

    public River(int id1, int id2, String name) {
        super(id1, id2);
        this.name = name;
    }

    public String getName() {
        return name;
    }


    public void sync(SyncContext context) throws SQLException {
        log.info("sync river: " + this);

        Map<Long, DIPSGauge> dipsGauges = context.getDIPSGauges();

        ConnectedStatements flysStatements = context.getFlysStatements();
        ConnectedStatements aftStatements  = context.getAftStatements();

        ResultSet messstellenRs = aftStatements
            .getStatement("select.messstelle")
            .clearParameters()
            .setInt("GEWAESSER_NR", id2).executeQuery();

        while (messstellenRs.next()) {
            String name = messstellenRs.getString("NAME");
            String num  = messstellenRs.getString("MESSSTELLE_NR");
            Long number = SyncContext.numberToLong(num);
            if (number == null) {
                log.warn("Invalid MESSSTELLE_NR for MESSSTELLE '"+name+"'");
                continue;
            }
            DIPSGauge dipsGauge = dipsGauges.get(number);
            if (dipsGauges == null) {
                log.warn("MESSSTELLE '" + name + "' not found in DIPS.");
                continue;
            }
        }

        messstellenRs.close();

        ResultSet gaugesRs = flysStatements
            .getStatement("select.gauges")
            .clearParameters()
            .setInt("river_id", id1).executeQuery();

        while (gaugesRs.next()) {
            int gaugeId = gaugesRs.getInt("id");
            String name = gaugesRs.getString("name");
        }

        gaugesRs.close();

    }

    public String toString() {
        return "[River: name=" + name + ", " + super.toString() + "]";
    }

}
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