diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TabularDataRowsXServlet.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TabularDataRowsXServlet.java
new file mode 100644
index 0000000..f9ad814
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/TabularDataRowsXServlet.java
@@ -0,0 +1,112 @@
+package org.gcube.portlets.user.td.gwtservice.server;
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.StringWriter;
+import java.util.ArrayList;
+
+import javax.servlet.ServletException;
+import javax.servlet.ServletInputStream;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 
+ * @author "Giancarlo Panichi" <a
+ *         href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
+ * 
+ */
+public class TabularDataRowsXServlet extends HttpServlet {
+
+	private static final long serialVersionUID = 3995054634540860599L;
+
+	protected Logger logger = LoggerFactory
+			.getLogger(TabularDataRowsXServlet.class);
+
+	protected void doPost(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
+		handleRequest(req, resp);
+	}
+
+	protected void doGet(HttpServletRequest req, HttpServletResponse resp)
+			throws ServletException, IOException {
+		handleRequest(req, resp);
+	}
+
+	protected void handleRequest(HttpServletRequest request,
+			HttpServletResponse response) throws ServletException, IOException {
+		logger.debug("TabularDataServlet handleRequest");
+
+		try {
+
+			HttpSession session = request.getSession();
+			
+			if(session==null){
+				logger.error("Error getting the upload session, no session valid found: "+session);
+				response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error getting the user session, no session found"+session);
+				return ;
+			}
+			logger.info("Session id: "+session.getId());
+
+			
+			ServletInputStream in = request.getInputStream();
+			InputStreamReader buffIn = new InputStreamReader(in);
+			char[] buffer = new char[1024];
+			int n = 0;
+			StringWriter out = new StringWriter();
+
+			while (-1 != (n = buffIn.read(buffer))) {
+				out.write(buffer, 0, n);
+			}
+			;
+			logger.debug("Stream: " + out);
+
+			JSONObject jsonRequest = new JSONObject(out.toString());
+			logger.debug("JSON request:" + jsonRequest.toString());
+			
+			//RowIds
+			JSONArray ids = null;
+			ArrayList<String> rowsIds=new ArrayList<String>();
+			try {
+				ids = jsonRequest.getJSONArray("rowsIds");
+			} catch (JSONException e) {
+				logger.debug("rowsIds: " + e.getLocalizedMessage());
+			}
+			
+			if (ids != null) {
+				for (int i = 0; i < ids.length(); i++) {
+					String filter = ids.getString(i);
+					
+					rowsIds.add(filter);
+				}
+			}
+			logger.debug("rowsIds:" + rowsIds.size());
+
+			/*
+			DataSourceX dataSource = SessionUtil.getDataSource(
+					request.getSession(), tdSessionId);*/
+			String json=new String();// = dataSource.getRowsAsJson(rowsIds);
+			
+		
+			response.getOutputStream().write(json.getBytes());
+			response.setStatus(HttpServletResponse.SC_OK);
+			// logger.trace("JSON: "+json);
+			logger.trace("Response sent (" + json.length() + " bytes)");
+
+		} catch (Exception e) {
+			logger.error("Error processing the json data request", e);
+			response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
+					"Error processing the json data request: " + e.getMessage());
+			return;
+		}
+	}
+
+}
diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/DataService.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/DataService.java
new file mode 100644
index 0000000..d735093
--- /dev/null
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/trservice/DataService.java
@@ -0,0 +1,5 @@
+package org.gcube.portlets.user.td.gwtservice.server.trservice;
+
+public class DataService {
+
+}