Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/BedKMChartServiceImpl.java @ 3719:e82acd5c86f7
Merged revisions 5495-5496,5509,5514-5515,5521-5526 via svnmerge from
file:///home/clients/bsh/bsh-generischer-viewer/Material/SVN/flys-client/trunk
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r5495 | ingo | 2012-09-17 14:55:09 +0200 (Mo, 17 Sep 2012) | 1 line
Added missing i18n strings for minfo state description.
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r5496 | ingo | 2012-09-17 15:47:43 +0200 (Mo, 17 Sep 2012) | 1 line
Tagged 'flys-client' as 2.9.1
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r5509 | teichmann | 2012-09-18 17:54:37 +0200 (Di, 18 Sep 2012) | 1 line
Removed trailing whitespace.
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r5514 | bricks | 2012-09-19 09:56:42 +0200 (Mi, 19 Sep 2012) | 2 lines
Add missing Changelog entry for r5472
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r5515 | bricks | 2012-09-19 09:59:35 +0200 (Mi, 19 Sep 2012) | 2 lines
Implement a scrolling gauge info tree
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r5521 | bricks | 2012-09-19 14:41:48 +0200 (Mi, 19 Sep 2012) | 2 lines
Add station info to the gauges
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r5522 | bricks | 2012-09-19 14:43:43 +0200 (Mi, 19 Sep 2012) | 2 lines
Improve the handling of the GaugePanel in the ParameterList
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r5523 | bricks | 2012-09-19 14:51:02 +0200 (Mi, 19 Sep 2012) | 4 lines
Improve the GaugePanel
Be locale aware and only load the gauge info if the river name changes.
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r5524 | bricks | 2012-09-19 15:14:46 +0200 (Mi, 19 Sep 2012) | 5 lines
Fix a NullPointerException
When iterating over a list it must be checked if the reference to the list is
valid.
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r5525 | bricks | 2012-09-19 15:16:24 +0200 (Mi, 19 Sep 2012) | 2 lines
Don't display the GaugePanel if no river is selected
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r5526 | bricks | 2012-09-19 15:18:36 +0200 (Mi, 19 Sep 2012) | 2 lines
Use the wstunit from the river as unit for the Pegelnullpunkt
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flys-client/tags/2.9.1@5528 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 19 Sep 2012 14:42:48 +0000 |
parents | f84ed73311f2 |
children |
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package de.intevation.flys.client.server; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.log4j.Logger; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.NodeList; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.httpclient.exceptions.ConnectionException; import de.intevation.artifacts.httpclient.http.HttpClient; import de.intevation.artifacts.httpclient.http.HttpClientImpl; import de.intevation.artifacts.httpclient.http.response.StreamResponseHandler; public class BedKMChartServiceImpl extends HttpServlet { private static final Logger log = Logger.getLogger(FixingsKMChartServiceImpl.class); public static final String SERVICE_NAME = "bed-km-chart"; public BedKMChartServiceImpl() { } public void doGet(HttpServletRequest req, HttpServletResponse resp) { log.info("BedKMChartServiceImpl.doGet"); String url = getServletContext().getInitParameter("server-url"); String locale = req.getParameter("locale"); String filter = req.getParameter("filter"); if (filter == null || filter.length() == 0) { log.warn("Missing 'filter' parameter."); return; } if (locale == null || locale.length() == 0) { locale = "de"; } Document filterDoc = XMLUtils.jsonToXML(filter); if (filterDoc == null) { log.warn("Creating filter document failed."); return; } InputStream in; try { HttpClient client = new HttpClientImpl(url, locale); in = (InputStream)client.callService( url, // XXX: Why? The URL is passed by construction already. SERVICE_NAME, filterDoc, new StreamResponseHandler()); } catch (ConnectionException ce) { log.error(ce); return; } resp.setHeader("Content-Type", guessMIMEType(filterDoc)); try { OutputStream out = resp.getOutputStream(); byte [] buf = new byte[4096]; int i = -1; while ((i = in.read(buf)) >= 0) { out.write(buf, 0, i); } out.flush(); } catch (IOException ioe) { log.error(ioe); } finally { try { in.close(); } catch (IOException ioe) { /* ignored */ } } } protected static String guessMIMEType(Document document) { NodeList formats = document.getElementsByTagName("format"); String format = "png"; if (formats.getLength() > 0) { String type = ((Element)formats.item(0)).getAttribute("type"); if (type.length() > 0) { format = type; } } return "image/" + format; } }