--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-client/src/main/java/de/intevation/flys/client/server/FileUploadServiceImpl.java	Wed Apr 25 07:58:58 2012 +0000
@@ -0,0 +1,116 @@
+package de.intevation.flys.client.server;
+
+import java.io.InputStream;
+import java.io.ByteArrayOutputStream;
+
+import org.apache.log4j.Logger;
+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.commons.fileupload.FileUploadException;
+
+import org.w3c.dom.Document;
+import org.w3c.dom.Element;
+
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import com.google.gwt.user.server.rpc.RemoteServiceServlet;
+
+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 de.intevation.flys.client.shared.exceptions.ServerException;
+
+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);
+                }
+
+                Base64 encoder = new Base64();
+                String b64File = Base64.encodeBase64String(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;
+    }
+}