diff flys-client/src/main/java/de/intevation/flys/client/server/CSVExportServiceImpl.java @ 256:5e1c1b7d6516

Added table and service for calculation output to UI. flys-client/trunk@1868 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Mon, 09 May 2011 14:29:53 +0000
parents
children 5091675676d6
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-client/src/main/java/de/intevation/flys/client/server/CSVExportServiceImpl.java	Mon May 09 14:29:53 2011 +0000
@@ -0,0 +1,79 @@
+package de.intevation.flys.client.server;
+
+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 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:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
+ */
+public class CSVExportServiceImpl
+extends      RemoteServiceServlet
+implements   CSVExportService
+{
+    public static final String ERROR_NO_EXPORT_FOUND =
+        "error_no_export_found";
+
+    public List getCSV(
+        String url,
+        String locale,
+        String uuid,
+        String name)
+    throws ServerException
+    {
+        System.out.println("CSVExportServiceImpl.getCSV");
+
+        Document requestDoc = XMLUtils.newDocument();
+
+        XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
+            requestDoc,
+            ArtifactNamespaceContext.NAMESPACE_URI,
+            ArtifactNamespaceContext.NAMESPACE_PREFIX);
+
+        if (name.startsWith("output.")) {
+            name = name.substring(name.indexOf(".") + 1);
+        }
+
+        Element action = ec.create("art:action");
+        action.setAttribute("art:type", "csv");
+        action.setAttribute("art:name", name);
+
+        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);
+            String[] line;
+            List l = csvReader.readAll ();
+            return l;
+        }
+        catch (IOException ce) {
+            System.err.println(ce.getLocalizedMessage());
+        }
+
+        throw new ServerException(ERROR_NO_EXPORT_FOUND);
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

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