Listadv.java

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2014 México Abierto
 *
 * 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.
 *
 * For more information visit https://github.com/mxabierto/avisos.
*/

package mx.org.cedn.avisosconagua.engine.processors;

import com.mongodb.BasicDBObject;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import mx.org.cedn.avisosconagua.engine.Processor;
import mx.org.cedn.avisosconagua.mongo.MongoInterface;
import mx.org.cedn.avisosconagua.mongo.Statistics;

/**
 * Workflow processor to list chained advices for the tracking table.
 * @author serch
 */
public class Listadv implements Processor {

    @Override
    public void invokeForm(HttpServletRequest request, HttpServletResponse response, BasicDBObject data, String[] parts) throws ServletException, IOException {
        String currentId = (String) request.getSession(true).getAttribute("internalId");
        ArrayList<Statistics> lista = MongoInterface.getInstance().getAdviceChain(currentId);
        response.setContentType("application/json");
        PrintWriter out = response.getWriter();
        out.print("[");
        boolean flag = false;
        for (Statistics stat : lista) {
            if (flag) {
                out.print(", ");
            } else {
                flag = true;
            }
            out.print(stat.toString());
        }
        out.print("]");
        out.flush();
    }

    @Override
    public void processForm(HttpServletRequest request, String[] parts, String currentId) throws ServletException, IOException {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

}