Mercurial > dive4elements > river
view flys-client/src/main/java/de/intevation/flys/client/server/CSVExportServiceImpl.java @ 5622:b28a6d05e969
Add a new mechanism in mapfish print call to add arbitary data maps
Data properties are identified by starting with mapfish-data
and they are then split in info value pairs where info
can be the description of the information and value the value
of the information to be transported in the data map.
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Tue, 09 Apr 2013 19:04:32 +0200 |
parents | 1f2f08211a5f |
children |
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package de.intevation.flys.client.server; import java.util.ArrayList; import java.util.List; import java.io.Reader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.IOException; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.apache.log4j.Logger; import com.google.gwt.user.server.rpc.RemoteServiceServlet; import au.com.bytecode.opencsv.CSVReader; import de.intevation.artifacts.common.ArtifactNamespaceContext; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.httpclient.http.HttpClient; import de.intevation.artifacts.httpclient.http.HttpClientImpl; import de.intevation.flys.client.shared.exceptions.ServerException; import de.intevation.flys.client.client.services.CSVExportService; /** * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> */ public class CSVExportServiceImpl extends RemoteServiceServlet implements CSVExportService { private static final Logger logger = Logger.getLogger(CSVExportServiceImpl.class); public static final String ERROR_NO_EXPORT_FOUND = "error_no_export_found"; public List<String[]> getCSV( String locale, String uuid, String name) throws ServerException { logger.info("CSVExportServiceImpl.getCSV"); String url = getServletContext().getInitParameter("server-url"); Document requestDoc = XMLUtils.newDocument(); XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( requestDoc, ArtifactNamespaceContext.NAMESPACE_URI, ArtifactNamespaceContext.NAMESPACE_PREFIX); Element action = ec.create("action"); ec.addAttr(action, "type", "csv", true); ec.addAttr(action, "name", name, true); requestDoc.appendChild(action); HttpClient client = new HttpClientImpl(url, locale); try { InputStream in = client.collectionOut(requestDoc, uuid, "export"); Reader reader = new InputStreamReader (in, "UTF-8"); CSVReader csvReader = new CSVReader (reader); List<String[]> lines = new ArrayList<String[]>(); String[] line = null; while ((line = csvReader.readNext()) != null) { if (line != null) { if (!line[0].startsWith("#") && line.length > 0) { if (line[0].replace("'", "").length() > 0) { lines.add(line); } } } } return lines; } catch (IOException ce) { logger.error(ce.getLocalizedMessage()); } throw new ServerException(ERROR_NO_EXPORT_FOUND); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :