Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/SQKMChartServiceImpl.java @ 4284:7a94d5e7fc3d

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Write the "hidden" attribute of a style into the collection's attribute when using the theme editor. Otherwise, the next time using the theme editor, the hidden attributes that should not be changed by the user are visible.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 29 Oct 2012 07:18:42 +0100
parents 75e9eab05ee4
children
rev   line source
2953
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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2
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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3 import org.apache.log4j.Logger;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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4
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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5 import java.io.IOException;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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6 import java.io.InputStream;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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7 import java.io.OutputStream;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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8
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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9 import javax.servlet.http.HttpServlet;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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10 import javax.servlet.http.HttpServletRequest;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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11 import javax.servlet.http.HttpServletResponse;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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12
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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13 import org.w3c.dom.Document;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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14 import org.w3c.dom.Element;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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15 import org.w3c.dom.NodeList;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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16
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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17 import de.intevation.artifacts.common.utils.XMLUtils;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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18
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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19 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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20 import de.intevation.artifacts.httpclient.http.HttpClient;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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21 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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22
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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23 import de.intevation.artifacts.httpclient.http.response.StreamResponseHandler;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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24
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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25 public class SQKMChartServiceImpl
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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26 extends HttpServlet
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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27 {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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28 private static final Logger log =
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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29 Logger.getLogger(FixingsKMChartServiceImpl.class);
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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30
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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31 public static final String SERVICE_NAME = "sq-km-chart";
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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32
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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33 public SQKMChartServiceImpl() {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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34 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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35
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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36 public void doGet(HttpServletRequest req, HttpServletResponse resp) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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37
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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38 log.info("SQKMChartServiceImpl.doGet");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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39
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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40 String url = getServletContext().getInitParameter("server-url");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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41 String locale = req.getParameter("locale");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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42 String filter = req.getParameter("filter");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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43
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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44 if (filter == null || filter.length() == 0) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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45 log.warn("Missing 'filter' parameter.");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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46 return;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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47 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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48
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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49 if (locale == null || locale.length() == 0) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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50 locale = "de";
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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51 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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52
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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53 Document filterDoc = XMLUtils.jsonToXML(filter);
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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54
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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55 if (filterDoc == null) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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56 log.warn("Creating filter document failed.");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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57 return;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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58 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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59
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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60 InputStream in;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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61
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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62 try {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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63 HttpClient client = new HttpClientImpl(url, locale);
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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64 in = (InputStream)client.callService(
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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65 url, // XXX: Why? The URL is passed by construction already.
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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66 SERVICE_NAME,
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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67 filterDoc,
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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68 new StreamResponseHandler());
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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69 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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70 catch (ConnectionException ce) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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71 log.error(ce);
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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72 return;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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73 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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74
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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75 resp.setHeader("Content-Type", guessMIMEType(filterDoc));
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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76
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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77 try {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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78 OutputStream out = resp.getOutputStream();
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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79
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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80 byte [] buf = new byte[4096];
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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81 int i = -1;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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82 while ((i = in.read(buf)) >= 0) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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83 out.write(buf, 0, i);
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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84 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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85 out.flush();
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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86 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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87 catch (IOException ioe) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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88 log.error(ioe);
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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89 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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90 finally {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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91 try { in.close(); }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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92 catch (IOException ioe) { /* ignored */ }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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93 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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94 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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95
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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96 protected static String guessMIMEType(Document document) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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97
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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98 NodeList formats = document.getElementsByTagName("format");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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99
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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100 String format = "png";
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
101
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
102 if (formats.getLength() > 0) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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103 String type = ((Element)formats.item(0)).getAttribute("type");
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff changeset
104 if (type.length() > 0) {
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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105 format = type;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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106 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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107 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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108
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
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109 return "image/" + format;
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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110 }
75e9eab05ee4 Added overview chart to sq relation period input panel.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
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111 }
http://dive4elements.wald.intevation.org