Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/FixChartGenerator.java @ 3221:06ae0258269b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
More braindead code removal. flys-artifacts/trunk@4844 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Sun, 01 Jul 2012 12:43:20 +0000
parents 960307cf2adc
children 3732e1bab0aa
comparison
equal deleted inserted replaced
3220:0c8a6145098b 3221:06ae0258269b
1 package de.intevation.flys.exports.fixings; 1 package de.intevation.flys.exports.fixings;
2 2
3 import org.w3c.dom.Element;
4 import org.w3c.dom.Document; 3 import org.w3c.dom.Document;
5 4
6 import org.apache.log4j.Logger; 5 import org.apache.log4j.Logger;
7 6
8 import java.io.OutputStream; 7 import java.io.OutputStream;
9
10 import javax.xml.xpath.XPathConstants;
11 8
12 import de.intevation.artifacts.ArtifactNamespaceContext; 9 import de.intevation.artifacts.ArtifactNamespaceContext;
13 import de.intevation.artifacts.common.utils.XMLUtils; 10 import de.intevation.artifacts.common.utils.XMLUtils;
14 import de.intevation.artifacts.CallContext; 11 import de.intevation.artifacts.CallContext;
15 12
18 public abstract class FixChartGenerator 15 public abstract class FixChartGenerator
19 extends XYChartGenerator 16 extends XYChartGenerator
20 { 17 {
21 private static Logger logger = Logger.getLogger(FixChartGenerator.class); 18 private static Logger logger = Logger.getLogger(FixChartGenerator.class);
22 19
20 public static final Double INVALID_KM = Double.valueOf(-1d);
21
23 public static final String XPATH_CHART_CURRENTKM = 22 public static final String XPATH_CHART_CURRENTKM =
24 "/art:action/art:attributes/art:currentKm"; 23 "/art:action/art:attributes/art:currentKm/@art:km";
25
26 24
27 @Override 25 @Override
28 public void init(Document request, OutputStream out, CallContext context) { 26 public void init(Document request, OutputStream out, CallContext context) {
29 super.init(request, out, context); 27 super.init(request, out, context);
30 28
31 logger.debug("currentKm = " + new Double(getCurrentKmFromRequest())); 29 Double currentKm = getCurrentKmFromRequest(request);
32 context.putContextValue("currentKm", new Double(getCurrentKmFromRequest())); 30
31 if (logger.isDebugEnabled()) {
32 logger.debug("currentKm = " + currentKm);
33 }
34
35 context.putContextValue("currentKm", currentKm);
33 } 36 }
34 37
35 public double getCurrentKmFromRequest() { 38 public static Double getCurrentKmFromRequest(Document request) {
36 Element km = (Element)XMLUtils.xpath( 39
40 String km = XMLUtils.xpathString(
37 request, 41 request,
38 XPATH_CHART_CURRENTKM, 42 XPATH_CHART_CURRENTKM,
39 XPathConstants.NODE,
40 ArtifactNamespaceContext.INSTANCE); 43 ArtifactNamespaceContext.INSTANCE);
41 44
42 if (km == null) { 45 if (km == null) {
43 return -1d; 46 return INVALID_KM;
44 } 47 }
45 48
46 String uri = ArtifactNamespaceContext.NAMESPACE_URI;
47
48 String currentKm = km.getAttributeNS(uri, "km");
49 try { 49 try {
50 double d = Double.valueOf(currentKm).doubleValue(); 50 return Double.valueOf(km);
51 return d;
52 } 51 }
53 catch(NumberFormatException nfe) { 52 catch (NumberFormatException nfe) {
54 return -1d; 53 return INVALID_KM;
55 } 54 }
56 } 55 }
57 } 56 }
58 57 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org