Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/ChartOutputServiceImpl.java @ 240:4cdf9030854f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added i18n strings for the computed discharge curve. flys-client/trunk@1816 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 04 May 2011 07:36:20 +0000
parents 7ea004d0ffbc
children 6838e4112eeb
rev   line source
78
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4 import java.io.IOException;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 import org.w3c.dom.Document;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8 import javax.servlet.http.HttpServlet;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 import javax.servlet.http.HttpServletRequest;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10 import javax.servlet.http.HttpServletResponse;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11
213
7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 78
diff changeset
12 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 78
diff changeset
13
78
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14 import de.intevation.artifacts.httpclient.http.HttpClient;
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 /**
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 * 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20 * 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21 * 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22 *
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 * @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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 */
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25 public class ChartOutputServiceImpl
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 extends HttpServlet
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 {
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 try {
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 String uuid = req.getParameter("uuid");
213
7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 78
diff changeset
36 String type = req.getParameter("type");
78
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37 String mimeType = "image/png";
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38
213
7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 78
diff changeset
39 Document request = ClientProtocolUtils.newOutCollectionDocument(
7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 78
diff changeset
40 uuid, type);
78
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
42 HttpClient client = new HttpClientImpl(serverUrl);
213
7ea004d0ffbc The ChartOutputTab calls the out() operation of a Collection now - no longer the out() of its first artifact.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 78
diff changeset
43 client.collectionOut(request, uuid, "chart", out);
78
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
44
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
45 out.close();
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
46 out.flush();
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47 }
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
48 catch (IOException ioe) {
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49 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.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50 }
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51 }
9ca5160cf080 Added a service that builds up requests to retrieve chart images. Use this service to display charts in the ChartOutputTab.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52 }
http://dive4elements.wald.intevation.org