Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/FileUploadServiceImpl.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 | b9433322fcaf |
children | 02cf2b1dff84 |
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package de.intevation.flys.client.server; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator; import de.intevation.artifacts.httpclient.exceptions.ConnectionException; import de.intevation.artifacts.httpclient.http.HttpClient; import de.intevation.artifacts.httpclient.http.HttpClientImpl; import java.io.ByteArrayOutputStream; import java.io.InputStream; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.codec.binary.Base64; import org.apache.commons.fileupload.FileItemIterator; import org.apache.commons.fileupload.FileItemStream; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.apache.log4j.Logger; import org.w3c.dom.Document; import org.w3c.dom.Element; public class FileUploadServiceImpl extends HttpServlet { private static final Logger logger = Logger.getLogger(FileUploadServiceImpl.class); @Override protected void doPost(HttpServletRequest req, HttpServletResponse resp) { processPost(req, resp); } protected void processPost(HttpServletRequest req, HttpServletResponse resp) { logger.debug("handling post request."); String url = getServletContext().getInitParameter("server-url"); Document request = createFileXML(req);; if (request == null) { return; } HttpClient client = new HttpClientImpl(url); try { Document result = client.callService(url, "fileupload", request); if (result == null) { logger.warn("FileUpload service returned no result."); } return; } catch (ConnectionException ce) { logger.error(ce, ce); } } protected Document createFileXML(HttpServletRequest req) { ServletFileUpload upload = new ServletFileUpload(); try{ FileItemIterator iter = upload.getItemIterator(req); while (iter.hasNext()) { FileItemStream item = iter.next(); String name = item.getFieldName(); InputStream stream = item.openStream(); // Process the input stream ByteArrayOutputStream out = new ByteArrayOutputStream(); int len; byte[] buffer = new byte[stream.available()]; while ((len = stream.read(buffer, 0, buffer.length)) != -1) { out.write(buffer, 0, len); } buffer = Base64.encodeBase64(buffer); String b64File = new String(buffer); Document fileDoc = XMLUtils.newDocument(); ElementCreator ec = new ElementCreator(fileDoc, null, null); Element root = ec.create("upload"); Element id = ec.create("artifact-uuid"); id.setTextContent(req.getParameter("uuid")); Element data = ec.create("data"); data.setTextContent(b64File); fileDoc.appendChild(root); root.appendChild(id); root.appendChild(data); return fileDoc; } } catch(Exception e){ logger.debug("Failed to create xml document containing the file."); logger.debug(e, e); } return null; } }