Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/FixChartGenerator.java @ 3088:960307cf2adc

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Moved current km to context and added an abstract generator for fix analysis charts. flys-artifacts/trunk@4686 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Mon, 18 Jun 2012 11:21:30 +0000
parents
children 06ae0258269b
rev   line source
3088
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.exports.fixings;
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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2
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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3 import org.w3c.dom.Element;
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4 import org.w3c.dom.Document;
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5
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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6 import org.apache.log4j.Logger;
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7
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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8 import java.io.OutputStream;
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9
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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10 import javax.xml.xpath.XPathConstants;
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11
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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12 import de.intevation.artifacts.ArtifactNamespaceContext;
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13 import de.intevation.artifacts.common.utils.XMLUtils;
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14 import de.intevation.artifacts.CallContext;
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15
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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16 import de.intevation.flys.exports.XYChartGenerator;
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17
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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18 public abstract class FixChartGenerator
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19 extends XYChartGenerator
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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20 {
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Raimund Renkert <raimund.renkert@intevation.de>
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21 private static Logger logger = Logger.getLogger(FixChartGenerator.class);
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22
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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23 public static final String XPATH_CHART_CURRENTKM =
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24 "/art:action/art:attributes/art:currentKm";
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25
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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26
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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27 @Override
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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28 public void init(Document request, OutputStream out, CallContext context) {
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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29 super.init(request, out, context);
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30
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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31 logger.debug("currentKm = " + new Double(getCurrentKmFromRequest()));
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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32 context.putContextValue("currentKm", new Double(getCurrentKmFromRequest()));
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33 }
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34
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Raimund Renkert <raimund.renkert@intevation.de>
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35 public double getCurrentKmFromRequest() {
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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36 Element km = (Element)XMLUtils.xpath(
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37 request,
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38 XPATH_CHART_CURRENTKM,
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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39 XPathConstants.NODE,
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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40 ArtifactNamespaceContext.INSTANCE);
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41
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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42 if (km == null) {
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Raimund Renkert <raimund.renkert@intevation.de>
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43 return -1d;
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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44 }
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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45
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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46 String uri = ArtifactNamespaceContext.NAMESPACE_URI;
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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47
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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48 String currentKm = km.getAttributeNS(uri, "km");
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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49 try {
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
Raimund Renkert <raimund.renkert@intevation.de>
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50 double d = Double.valueOf(currentKm).doubleValue();
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51 return d;
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52 }
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53 catch(NumberFormatException nfe) {
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54 return -1d;
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55 }
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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56 }
960307cf2adc Moved current km to context and added an abstract generator for fix analysis
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57 }
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58
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