Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/ExportServiceImpl.java @ 5818:a4ff4167be1e
Request feature info on all layers and show it as html if
the server does not return valid gml.
Non queryable layers produce an error message when the request
fails. This is good enough
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Wed, 24 Apr 2013 17:33:27 +0200 |
parents | 94b95e002fb9 |
children |
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package de.intevation.flys.client.server; import java.io.OutputStream; import java.io.IOException; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.apache.log4j.Logger; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import de.intevation.artifacts.common.utils.ClientProtocolUtils; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.httpclient.http.HttpClient; import de.intevation.artifacts.httpclient.http.HttpClientImpl; /** * This service is used to request a data export from the artifact server. The * response is directed directly to the output stream, so that a file dialog is * opened. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class ExportServiceImpl extends HttpServlet { private static final Logger logger = Logger.getLogger(ExportServiceImpl.class); public void doGet(HttpServletRequest req, HttpServletResponse resp) { logger.info("ExportServiceImpl.doGet"); try { OutputStream out = resp.getOutputStream(); String url = getServletContext().getInitParameter("server-url"); String uuid = req.getParameter("uuid"); String name = req.getParameter("name"); String mode = req.getParameter("mode"); String type = req.getParameter("type"); String locale = req.getParameter("locale"); String km = req.getParameter("km"); String fn = name + "." + type; resp.setHeader("Content-Disposition", "attachment;filename=" + fn); if (logger.isDebugEnabled()) { logger.debug("Request " + type + " export."); } Document attr = null; if (km != null && km.length() > 0) { attr = XMLUtils.newDocument(); XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(attr, null, null); Element e = ec.create("km"); e.setTextContent(km); attr.appendChild(e); } Document request = ClientProtocolUtils.newOutCollectionDocument( uuid, mode, type, attr); HttpClient client = new HttpClientImpl(url, locale); client.collectionOut(request, uuid, mode, out); out.close(); out.flush(); } catch (IOException ioe) { logger.error(ioe, ioe); } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :