Origin.Timeline.java Source code

Introduction

Here is the source code for Origin.Timeline.java

Source

/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package Origin;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import twitter4j.*;
import Origin.Searchtweet;
import java.util.*;
import twitter4j.conf.ConfigurationBuilder;

/**
 *
 * @author Wataru
 */
public class Timeline extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */

    private final String CONSUMER_KEY = "****";
    private final String CONSUMER_SECRET = "****";
    private final String ACCESS_TOKEN = "****";
    private final String ACCESS_TOKEN_SECRET = "****";

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        ConfigurationBuilder cb = new ConfigurationBuilder();
        cb.setDebugEnabled(true);
        cb.setOAuthConsumerKey(CONSUMER_KEY);
        cb.setOAuthConsumerSecret(CONSUMER_SECRET);
        cb.setOAuthAccessToken(ACCESS_TOKEN);
        cb.setOAuthAccessTokenSecret(ACCESS_TOKEN_SECRET);
        try {
            Twitter twitter = new TwitterFactory(cb.build()).getInstance();
            User user = twitter.verifyCredentials();
            Paging paging = new Paging(1, 200);
            ResponseList<Status> userstatus = twitter.getHomeTimeline(paging);
            request.setAttribute("userstatus", userstatus);
            request.getRequestDispatcher("/timeline.jsp").forward(request, response);
        } catch (TwitterException te) {
            te.printStackTrace();
            System.out.println("Failed to get timeline: " + te.getMessage());
            System.exit(-1);
        }

    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}