Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/DistanceInfoXML.java @ 3529:72d2ec6a471e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Load the list of modules from the flys artifact server flys-client/trunk@5332 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Bjoern Ricks <bjoern.ricks@intevation.de>
date Fri, 31 Aug 2012 13:24:50 +0000
parents bc06a671ef60
children
rev   line source
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 import java.io.InputStream;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4 import java.io.IOException;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5 import java.io.OutputStream;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7 import org.w3c.dom.Document;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8 import org.w3c.dom.Element;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9
1367
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
10 import org.apache.log4j.Logger;
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
11
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
12 import javax.servlet.http.HttpServlet;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
13 import javax.servlet.http.HttpServletRequest;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14 import javax.servlet.http.HttpServletResponse;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16 import de.intevation.artifacts.common.ArtifactNamespaceContext;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17 import de.intevation.artifacts.common.utils.XMLUtils;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20 import de.intevation.artifacts.httpclient.http.HttpClient;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22 import de.intevation.artifacts.httpclient.http.response.StreamResponseHandler;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25 /**
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 */
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 public class DistanceInfoXML
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 extends HttpServlet
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 {
1367
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
31 private static final Logger logger = Logger.getLogger(DistanceInfoXML.class);
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
32
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
33
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34 public static final String ERROR_NO_DISTANCEINFO_FOUND =
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 "error_no_distanceinfo_found";
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
36
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38 public void doGet(HttpServletRequest req, HttpServletResponse resp) {
1367
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
39 logger.info("DistanceInfoXML.doGet");
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
40
1425
bc06a671ef60 Removed the URL parameter from service calls. The service
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1367
diff changeset
41 String url = getServletContext().getInitParameter("server-url");
bc06a671ef60 Removed the URL parameter from service calls. The service
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1367
diff changeset
42
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
43 String river = req.getParameter("river");
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
44 String filter = req.getParameter("filter");
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
45
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
46 Document doc = XMLUtils.newDocument();
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
48 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49 doc,
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50 ArtifactNamespaceContext.NAMESPACE_URI,
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51 ArtifactNamespaceContext.NAMESPACE_PREFIX);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
53 Element riverEl = ec.create("river");
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
54 riverEl.setTextContent(river);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
55
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
56 doc.appendChild(riverEl);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
57
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
58 if (filter != null && filter.length() > 0) {
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
59 Element typeEl = ec.create("filter");
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
60 typeEl.setTextContent(filter);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
61
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
62 riverEl.appendChild(typeEl);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
63 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
64
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
65 HttpClient client = new HttpClientImpl(url);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
66
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67 try {
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
68 InputStream in = (InputStream) client.callService(
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
69 url, "distanceinfo", doc, new StreamResponseHandler());
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
70
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
71 OutputStream out = resp.getOutputStream();
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
72
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
73 byte[] b = new byte[4096];
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
74 int i;
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
75 while ((i = in.read(b)) >= 0) {
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
76 out.write(b, 0, i);
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
77 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
78
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
79 out.flush();
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
80 out.close();
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
81 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
82 catch (ConnectionException ce) {
1367
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
83 logger.error(ce, ce);
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
84 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
85 catch (IOException ioe) {
1367
ab8eb2f544f2 Replaced stdout and stderr logging with log4j loggers in server classes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 782
diff changeset
86 logger.error(ioe, ioe);
782
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
87 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
88 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
89 }
4a7ece57f44c #159 The tables in the WQ panel for calculation 4 are now filled with data.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org