Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/ChartOutputServiceImpl.java @ 1267:07aa1f504491

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Bugfix: #323 A double click in the datacage widget triggers the DatacageDoubleClickHandler.onDoubleClick() method of all registered handlers. flys-client/trunk@2820 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 26 Sep 2011 09:08:47 +0000
parents e74bf6bfeeb6
children 51d4b51a51ed
rev   line source
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9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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1 package de.intevation.flys.client.server;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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2
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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3 import java.io.OutputStream;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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4 import java.io.IOException;
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5 import java.util.HashMap;
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6 import java.util.Map;
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7
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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8 import org.w3c.dom.Document;
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9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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10 import javax.servlet.http.HttpServlet;
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11 import javax.servlet.http.HttpServletRequest;
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12 import javax.servlet.http.HttpServletResponse;
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14 import de.intevation.artifacts.common.utils.ClientProtocolUtils;
7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
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78
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16 import de.intevation.artifacts.httpclient.http.HttpClient;
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17 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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18
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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19
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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20 /**
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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21 * This service is used to request a chart from the artifact server. The
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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22 * response is directed directly to the output stream, so the image that is
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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23 * retrieved is displayed in the UI afterwards.
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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24 *
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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25 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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26 */
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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27 public class ChartOutputServiceImpl
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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28 extends HttpServlet
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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29 {
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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30 public void doGet(HttpServletRequest req, HttpServletResponse resp) {
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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31 System.out.println("ChartOutputServiceImpl.doGet");
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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32
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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33 try {
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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34 OutputStream out = resp.getOutputStream();
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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35
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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36 String serverUrl = req.getParameter("server");
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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37 String uuid = req.getParameter("uuid");
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38 String type = req.getParameter("type");
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6838e4112eeb Bugfix: the current locale string is used to fetch chart images now.
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39 String locale = req.getParameter("locale");
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9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
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41 Document request = ClientProtocolUtils.newOutCollectionDocument(
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e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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42 uuid, type, type,
e74bf6bfeeb6 Use the same code to create the attribute document for the chart creation in ChartOutputService and ChartInfoService.
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43 ChartServiceHelper.getChartAttributes(prepareChartAttributes(req)));
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44
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6838e4112eeb Bugfix: the current locale string is used to fetch chart images now.
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45 HttpClient client = new HttpClientImpl(serverUrl, locale);
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46 client.collectionOut(request, uuid, "chart", out);
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47
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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48 out.close();
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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49 out.flush();
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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50 }
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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51 catch (IOException ioe) {
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52 ioe.printStackTrace();
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53 System.err.println(ioe.getMessage());
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
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54 }
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b493d606fdef Enabled the client to request charts in different sizes.
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55 catch (Exception e) {
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56 e.printStackTrace();
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57 System.err.println(e.getMessage());
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58 }
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59 }
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b493d606fdef Enabled the client to request charts in different sizes.
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62 protected Map<String, String> prepareChartAttributes(HttpServletRequest req) {
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63 Map<String, String> attr = new HashMap<String, String>();
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64
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65 Map params = req.getParameterMap();
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7c57149e8715 Append the x and y ranges determined after zooming with the ZoomboxControl to the attribute document used for the chart creation.
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66
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67 attr.put("width", req.getParameter("width"));
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68 attr.put("height", req.getParameter("height"));
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69 attr.put("minx", req.getParameter("minx"));
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70 attr.put("maxx", req.getParameter("maxx"));
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71 attr.put("miny", req.getParameter("miny"));
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72 attr.put("maxy", req.getParameter("maxy"));
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74 return attr;
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75 }
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76 }
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77 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org