annotate flys-client/src/main/java/de/intevation/flys/client/server/DischargeInfoXML.java @ 4794:a7d080347ac3

MINFO: Allow two methods for outlier test in SQ relation. * Methods can be switched as option in conf.xml. * Methods: - Find outliers via multiples of the standard deviation. - Grubbs (used in Fix-Analysis)
author Raimund Renkert <rrenkert@intevation.de>
date Fri, 11 Jan 2013 13:57:38 +0100
parents 67468c90ca68
children
rev   line source
1600
67468c90ca68 Added service to request discharge infos at a specific gauge.
Raimund Renkert <raimund.renkert@intevation.de>
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1 package de.intevation.flys.client.server;
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2
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3 import java.io.InputStream;
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4 import java.io.IOException;
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5 import java.io.OutputStream;
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6
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7 import org.w3c.dom.Document;
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8 import org.w3c.dom.Element;
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9
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10 import org.apache.log4j.Logger;
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11
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12 import javax.servlet.http.HttpServlet;
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13 import javax.servlet.http.HttpServletRequest;
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14 import javax.servlet.http.HttpServletResponse;
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15
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16 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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17 import de.intevation.artifacts.common.utils.XMLUtils;
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18
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19 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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20 import de.intevation.artifacts.httpclient.http.HttpClient;
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21 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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22 import de.intevation.artifacts.httpclient.http.response.StreamResponseHandler;
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23
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24
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25 /**
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26 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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27 */
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28 public class DischargeInfoXML
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29 extends HttpServlet
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30 {
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31 private static final Logger logger = Logger.getLogger(DischargeInfoXML.class);
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32
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33
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34 public static final String ERROR_NO_DISTANCEINFO_FOUND =
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35 "error_no_dischargeinfo_found";
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36
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37
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38 public void doGet(HttpServletRequest req, HttpServletResponse resp) {
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39 logger.info("DischargeInfoXML.doGet");
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40
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41 String url = getServletContext().getInitParameter("server-url");
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42
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43 String gauge = req.getParameter("gauge");
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44
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45 Document doc = XMLUtils.newDocument();
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46
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47 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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48 doc,
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49 ArtifactNamespaceContext.NAMESPACE_URI,
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50 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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51
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52 Element gaugeEl = ec.create("gauge");
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53 gaugeEl.setTextContent(gauge);
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54
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55 doc.appendChild(gaugeEl);
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56
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57 HttpClient client = new HttpClientImpl(url);
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58
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59 try {
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60 InputStream in = (InputStream) client.callService(
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61 url, "dischargeinfo", doc, new StreamResponseHandler());
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62
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63 OutputStream out = resp.getOutputStream();
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64
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65 byte[] b = new byte[4096];
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66 int i;
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67 while ((i = in.read(b)) >= 0) {
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68 out.write(b, 0, i);
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69 }
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70
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71 out.flush();
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72 out.close();
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73 }
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74 catch (ConnectionException ce) {
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75 logger.error(ce, ce);
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76 }
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77 catch (IOException ioe) {
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78 logger.error(ioe, ioe);
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79 }
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80 }
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81 }
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82 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

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