com.controlj.green.istat.web.BookmarkServlet.java Source code

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Here is the source code for com.controlj.green.istat.web.BookmarkServlet.java

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/*
 * Copyright (c) 2010 Automated Logic Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.controlj.green.istat.web;

import com.controlj.green.addonsupport.AddOnInfo;
import com.controlj.green.addonsupport.FileLogger;
import com.controlj.green.addonsupport.InvalidConnectionRequestException;
import com.controlj.green.addonsupport.access.*;
import org.jetbrains.annotations.NotNull;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

public class BookmarkServlet extends HttpServlet {
    public BookmarkServlet() {
        super();
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //System.out.println("Area Servlet called at:"+new Date());

        resp.setHeader("Expires", "Wed, 01 Jan 2003 12:00:00 GMT");
        resp.setHeader("Cache-Control", "no-cache");
        ServletOutputStream out = resp.getOutputStream();
        try {
            writeLocations(out, req.getParameterValues("bookmarks"), req);
        } catch (Exception e) {
            Logging.LOGGER.println("Unexpected exception:");
            e.printStackTrace(Logging.LOGGER);

            throw new ServletException(e);
        }
        /*
        out.println("[");
        out.println("{ display:'Main Conf Room', id:'mainconf'},");
        out.println("{ display:'Board Room', id:'boardroom'},");
        out.println("{ display:'Room 235', id:'room235'}");
        out.println("]");
        */
    }

    public void writeLocations(final ServletOutputStream out, final String locations[], HttpServletRequest req)
            throws IOException, SystemException, ActionExecutionException, InvalidConnectionRequestException {
        final JSONArray arrayData = new JSONArray();

        if (locations != null) {
            SystemConnection connection = DirectAccess.getDirectAccess().getUserSystemConnection(req);

            connection.runReadAction(new ReadAction() {
                public void execute(@NotNull SystemAccess access) throws Exception {
                    for (String location : locations) {
                        JSONObject next = new JSONObject();
                        Location loc = access.getGeoRoot().getTree().resolve(location);
                        next.put("display", loc.getDisplayName());
                        next.put("id", location);
                        arrayData.put(next);
                    }
                }
            });
        }

        try {
            PrintWriter writer = new PrintWriter(out);
            arrayData.write(writer);
            writer.flush();
        } catch (JSONException e) {
            Logging.LOGGER.println("Unexpected exception encoding JSON:");
            e.printStackTrace(Logging.LOGGER);
        }
    }

}