Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/fixings/FixChartGenerator.java @ 8202:e4606eae8ea5

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sed src/**/*.java 's/logger/log/g'
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 05 Sep 2014 12:58:17 +0200
parents 0a337f0005c2
children 5e38e2924c07
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.exports.fixings;
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10
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11 import org.dive4elements.artifacts.ArtifactNamespaceContext;
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12 import org.dive4elements.artifacts.CallContext;
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13 import org.dive4elements.artifacts.common.utils.XMLUtils;
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14 import org.dive4elements.river.exports.XYChartGenerator;
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15
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16 import java.io.OutputStream;
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17
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18 import org.apache.log4j.Logger;
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19 import org.w3c.dom.Document;
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20
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21 /**
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22 * Base class for FixChartGenerator.
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23 */
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24 public abstract class FixChartGenerator
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25 extends XYChartGenerator
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26 {
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27 /** Private log. */
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28 private static Logger log = Logger.getLogger(FixChartGenerator.class);
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29
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30 public static final Double INVALID_KM = Double.valueOf(-1d);
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31 public static final String CURRENT_KM = "currentKm";
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32 public static final String XPATH_CHART_CURRENTKM =
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33 "/art:action/art:attributes/art:currentKm/@art:km";
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34
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35 @Override
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36 public void init(String outName, Document request, OutputStream out, CallContext context) {
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37 super.init(outName, request, out, context);
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38
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39 Double currentKm = getCurrentKmFromRequest(request);
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40
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41 if (log.isDebugEnabled()) {
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42 log.debug("currentKm = " + currentKm);
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43 }
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44
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45 if (currentKm != INVALID_KM) {
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46 context.putContextValue(CURRENT_KM, currentKm);
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47 }
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48 }
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49
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50 public static final Double getCurrentKmFromRequest(Document request) {
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51
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52 String km = XMLUtils.xpathString(
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53 request,
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54 XPATH_CHART_CURRENTKM,
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55 ArtifactNamespaceContext.INSTANCE);
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56
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57 if (km == null) {
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58 return INVALID_KM;
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59 }
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60
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61 try {
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62 return Double.valueOf(km);
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63 }
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64 catch (NumberFormatException nfe) {
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65 return INVALID_KM;
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66 }
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67 }
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68 }
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69 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org