view backend/src/main/java/org/dive4elements/river/importer/ImportWstQRange.java @ 6328:53d08f33d094

Backend: Moved guessing of main values and there time intervals out of the STA parser. Same come will be useful to extend the WST parser to better handle official lines.
author Sascha L. Teichmann <teichmann@intevation.de>
date Thu, 13 Jun 2013 17:15:34 +0200
parents 6cdafb6feee1
children 3d83a4cf33ba
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
 * Software engineering by Intevation GmbH
 *
 * This file is Free Software under the GNU AGPL (>=v3)
 * and comes with ABSOLUTELY NO WARRANTY! Check out the
 * documentation coming with Dive4Elements River for details.
 */

package org.dive4elements.river.importer;

import java.math.BigDecimal;

import org.dive4elements.river.model.WstQRange;
import org.dive4elements.river.model.River;
import org.dive4elements.river.model.Range;

import org.hibernate.Session;
import org.hibernate.Query;

import java.util.List;

public class ImportWstQRange
{
    protected ImportRange range;
    protected BigDecimal  q;

    protected WstQRange peer;

    public ImportWstQRange() {
    }

    public ImportWstQRange(
        ImportRange range,
        BigDecimal  q
    ) {
        this.range = range;
        this.q     = q;
    }

    public ImportWstQRange(
        BigDecimal a,
        BigDecimal b,
        BigDecimal q
    ) {
        this.range = new ImportRange(a, b);
        this.q     = q;
    }

    public ImportRange getRange() {
        return range;
    }

    public void setRange(ImportRange range) {
        this.range = range;
    }

    public BigDecimal getQ() {
        return q;
    }

    public void setQ(BigDecimal q) {
        this.q = q;
    }

    public void fixRangesOrder() {
        range.fixRangesOrder();
    }

    public WstQRange getPeer(River river) {
        if (peer == null) {
            Range r = range.getPeer(river);
            Session session = ImporterSession.getInstance().getDatabaseSession();
            Query query = session.createQuery(
                "from WstQRange where " +
                "range=:range and q=:q");
            query.setParameter("range", r);
            query.setParameter("q",     q);
            List<WstQRange> wstQRanges = query.list();
            if (wstQRanges.isEmpty()) {
                peer = new WstQRange(r, q);
                session.save(peer);
            }
            else {
                peer = wstQRanges.get(0);
            }
        }
        return peer;
    }
}
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