Minor Update
git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/portlets/user/tabular-data-gwt-service@95536 82a268e6-3cf1-43bd-a215-b396298e98cf
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package org.gcube.portlets.user.td.gwtservice.server;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.io.StringWriter;
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import java.util.ArrayList;
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import javax.servlet.ServletException;
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import javax.servlet.ServletInputStream;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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*
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* @author "Giancarlo Panichi" <a
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* href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a>
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*
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*/
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public class TabularDataRowsXServlet extends HttpServlet {
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private static final long serialVersionUID = 3995054634540860599L;
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protected Logger logger = LoggerFactory
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.getLogger(TabularDataRowsXServlet.class);
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protected void doPost(HttpServletRequest req, HttpServletResponse resp)
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throws ServletException, IOException {
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handleRequest(req, resp);
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}
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protected void doGet(HttpServletRequest req, HttpServletResponse resp)
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throws ServletException, IOException {
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handleRequest(req, resp);
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}
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protected void handleRequest(HttpServletRequest request,
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HttpServletResponse response) throws ServletException, IOException {
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logger.debug("TabularDataServlet handleRequest");
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try {
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HttpSession session = request.getSession();
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if(session==null){
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logger.error("Error getting the upload session, no session valid found: "+session);
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response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "ERROR-Error getting the user session, no session found"+session);
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return ;
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}
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logger.info("Session id: "+session.getId());
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ServletInputStream in = request.getInputStream();
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InputStreamReader buffIn = new InputStreamReader(in);
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char[] buffer = new char[1024];
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int n = 0;
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StringWriter out = new StringWriter();
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while (-1 != (n = buffIn.read(buffer))) {
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out.write(buffer, 0, n);
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}
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;
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logger.debug("Stream: " + out);
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JSONObject jsonRequest = new JSONObject(out.toString());
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logger.debug("JSON request:" + jsonRequest.toString());
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//RowIds
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JSONArray ids = null;
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ArrayList<String> rowsIds=new ArrayList<String>();
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try {
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ids = jsonRequest.getJSONArray("rowsIds");
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} catch (JSONException e) {
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logger.debug("rowsIds: " + e.getLocalizedMessage());
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}
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if (ids != null) {
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for (int i = 0; i < ids.length(); i++) {
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String filter = ids.getString(i);
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rowsIds.add(filter);
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}
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}
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logger.debug("rowsIds:" + rowsIds.size());
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/*
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DataSourceX dataSource = SessionUtil.getDataSource(
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request.getSession(), tdSessionId);*/
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String json=new String();// = dataSource.getRowsAsJson(rowsIds);
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response.getOutputStream().write(json.getBytes());
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response.setStatus(HttpServletResponse.SC_OK);
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// logger.trace("JSON: "+json);
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logger.trace("Response sent (" + json.length() + " bytes)");
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} catch (Exception e) {
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logger.error("Error processing the json data request", e);
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response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
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"Error processing the json data request: " + e.getMessage());
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return;
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}
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}
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}
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@ -0,0 +1,5 @@
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package org.gcube.portlets.user.td.gwtservice.server.trservice;
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public class DataService {
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}
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