raimund@256: package de.intevation.flys.client.server;
raimund@256: 
raimund@256: import java.util.List;
raimund@256: 
raimund@256: import java.io.Reader;
raimund@256: import java.io.InputStream;
raimund@256: import java.io.InputStreamReader;
raimund@256: import java.io.IOException;
raimund@256: 
raimund@256: import org.w3c.dom.Document;
raimund@256: import org.w3c.dom.Element;
raimund@256: 
raimund@256: import com.google.gwt.user.server.rpc.RemoteServiceServlet;
raimund@256: 
raimund@256: import au.com.bytecode.opencsv.CSVReader;
raimund@256: 
raimund@256: import de.intevation.artifacts.common.ArtifactNamespaceContext;
raimund@256: import de.intevation.artifacts.common.utils.XMLUtils;
raimund@256: 
raimund@256: import de.intevation.artifacts.httpclient.http.HttpClient;
raimund@256: import de.intevation.artifacts.httpclient.http.HttpClientImpl;
raimund@256: 
raimund@256: import de.intevation.flys.client.shared.exceptions.ServerException;
raimund@256: import de.intevation.flys.client.client.services.CSVExportService;
raimund@256: 
raimund@256: 
raimund@256: /**
raimund@256:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
raimund@256:  */
raimund@256: public class CSVExportServiceImpl
raimund@256: extends      RemoteServiceServlet
raimund@256: implements   CSVExportService
raimund@256: {
raimund@256:     public static final String ERROR_NO_EXPORT_FOUND =
raimund@256:         "error_no_export_found";
raimund@256: 
raimund@256:     public List getCSV(
raimund@256:         String url,
raimund@256:         String locale,
raimund@256:         String uuid,
raimund@256:         String name)
raimund@256:     throws ServerException
raimund@256:     {
raimund@256:         System.out.println("CSVExportServiceImpl.getCSV");
raimund@256: 
raimund@256:         Document requestDoc = XMLUtils.newDocument();
raimund@256: 
raimund@256:         XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
raimund@256:             requestDoc,
raimund@256:             ArtifactNamespaceContext.NAMESPACE_URI,
raimund@256:             ArtifactNamespaceContext.NAMESPACE_PREFIX);
raimund@256: 
raimund@256:         if (name.startsWith("output.")) {
raimund@256:             name = name.substring(name.indexOf(".") + 1);
raimund@256:         }
raimund@256: 
ingo@258:         Element action = ec.create("action");
ingo@258:         ec.addAttr(action, "type", "csv", true);
ingo@258:         ec.addAttr(action, "name", name, true);
raimund@256: 
raimund@256:         requestDoc.appendChild(action);
raimund@256: 
raimund@256:         HttpClient client = new HttpClientImpl(url, locale);
raimund@256:         try {
raimund@256:             InputStream in = client.collectionOut(requestDoc, uuid, "export");
ingo@258:             Reader reader       = new InputStreamReader (in, "UTF-8");
raimund@256:             CSVReader csvReader = new CSVReader (reader);
ingo@258: 
ingo@258:             return csvReader.readAll ();
raimund@256:         }
raimund@256:         catch (IOException ce) {
raimund@256:             System.err.println(ce.getLocalizedMessage());
raimund@256:         }
raimund@256: 
raimund@256:         throw new ServerException(ERROR_NO_EXPORT_FOUND);
raimund@256:     }
raimund@256: }
raimund@256: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :