Mercurial > dive4elements > river
annotate gwt-client/src/main/java/org/dive4elements/river/client/server/ExportServiceImpl.java @ 6978:3bff11208d3d
Fix for Browser and server running both on localhost. Previously all requests from localhost where accepted w/o auth. Now they are only accepted when a HTTP header X_NO_GGINA_AUTH=TRUE is send, too. This is ddone when printing maps.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Mon, 09 Sep 2013 18:22:47 +0200 |
parents | ea9eef426962 |
children | 6efa25f97f7e |
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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.client.server; |
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10 |
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11 import java.io.OutputStream; |
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12 import java.io.IOException; |
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13 |
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14 import org.w3c.dom.Document; |
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15 import org.w3c.dom.Element; |
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16 |
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17 import org.apache.log4j.Logger; |
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18 |
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19 import javax.servlet.http.HttpServlet; |
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20 import javax.servlet.http.HttpServletRequest; |
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21 import javax.servlet.http.HttpServletResponse; |
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22 |
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23 import org.dive4elements.artifacts.common.utils.ClientProtocolUtils; |
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24 import org.dive4elements.artifacts.common.utils.XMLUtils; |
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25 |
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26 import org.dive4elements.artifacts.httpclient.http.HttpClient; |
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27 import org.dive4elements.artifacts.httpclient.http.HttpClientImpl; |
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28 |
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29 |
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30 /** |
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31 * This service is used to request a data export from the artifact server. The |
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32 * response is directed directly to the output stream, so that a file dialog is |
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33 * opened. |
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34 * |
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35 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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36 */ |
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37 public class ExportServiceImpl |
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38 extends HttpServlet |
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39 { |
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40 private static final Logger logger = |
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41 Logger.getLogger(ExportServiceImpl.class); |
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42 |
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43 |
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44 public void doGet(HttpServletRequest req, HttpServletResponse resp) { |
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45 logger.info("ExportServiceImpl.doGet"); |
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46 |
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47 try { |
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48 OutputStream out = resp.getOutputStream(); |
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49 |
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50 String url = getServletContext().getInitParameter("server-url"); |
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51 String uuid = req.getParameter("uuid"); |
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52 String name = req.getParameter("name"); |
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53 String mode = req.getParameter("mode"); |
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54 String type = req.getParameter("type"); |
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55 String locale = req.getParameter("locale"); |
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56 String km = req.getParameter("km"); |
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57 String fn = name + "." + type; |
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58 |
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59 resp.setHeader("Content-Disposition", "attachment;filename=" + fn); |
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60 |
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61 if (logger.isDebugEnabled()) { |
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62 logger.debug("Request " + type + " export."); |
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63 } |
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64 |
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65 Document attr = null; |
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66 if (km != null && km.length() > 0) { |
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67 attr = XMLUtils.newDocument(); |
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68 XMLUtils.ElementCreator ec = |
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69 new XMLUtils.ElementCreator(attr, null, null); |
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70 Element e = ec.create("km"); |
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71 e.setTextContent(km); |
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72 attr.appendChild(e); |
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73 } |
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74 Document request = ClientProtocolUtils.newOutCollectionDocument( |
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75 uuid, mode, type, attr); |
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76 HttpClient client = new HttpClientImpl(url, locale); |
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77 client.collectionOut(request, uuid, mode, out); |
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78 |
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79 out.close(); |
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80 out.flush(); |
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81 } |
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82 catch (IOException ioe) { |
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83 logger.error(ioe, ioe); |
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84 } |
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85 } |
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86 } |
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87 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |