thoerup/traininfoservice/LoadStations.java

package dk.thoerup.traininfoservice;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Deprecated
//@WebServlet(urlPatterns={"/LoadStations"})

public class LoadStations extends HttpServlet {
        private static final long serialVersionUID = 1L;

        public LoadStations() {
                super();
        }

        protected void insertOrUpdate(Connection conn, String type, String code, String name)  throws SQLException{
                String sql = "SELECT id FROM trainstations WHERE stationcode=?";
                PreparedStatement stmt = conn.prepareStatement(sql);
                stmt.setString(1, code);
                
                ResultSet rs = stmt.executeQuery();
                
                boolean stog = type.equalsIgnoreCase("S2");
                
                if (rs.next()) {
                        int id = rs.getInt(1);
                        stmt = conn.prepareStatement("UPDATE trainstations SET name=?, stog=?, updated=now() WHERE id=?");
                        stmt.setString(1, name);
                        stmt.setBoolean(2, stog);
                        stmt.setInt(3, id);
                        stmt.execute();
                } else {
                        stmt = conn.prepareStatement("INSERT INTO trainstations (name,stationcode,stog,updated) VALUES (?,?,?,now())");
                        stmt.setString(1, name);
                        stmt.setString(2, code);
                        stmt.setBoolean(3, stog);
                        stmt.execute();
                }
                
        }

        @Override
        protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
                String url = "http://rafiki.t-hoerup.dk/tog/stations.php";

                String stationStr = DownloadUtil.getContentString(url, 5000, "ISO-8859-1");

                String stations[] = stationStr.split("\n");
                Connection conn = null; 
                try {
                        conn = DBConnection.getConnection();            
                        for (String stationLine : stations) {
                                String fields[] = stationLine.split(";");
                                
                                
                                insertOrUpdate(conn, fields[0], fields[1], fields[2]);
                        }
                } catch (Exception e) {
                        throw new ServletException(e);
                } finally {
                        try {
                                if (conn != null && !conn.isClosed())
                                        conn.close();
                        } catch (SQLException e) {}
                }                       
                PrintWriter out = resp.getWriter();
                out.print("ok");
        }

}
1	torben	301	package dk.thoerup.traininfoservice;
2
3			import java.io.IOException;
4			import java.io.PrintWriter;
5			import java.sql.Connection;
6			import java.sql.PreparedStatement;
7			import java.sql.ResultSet;
8			import java.sql.SQLException;
9
10			import javax.servlet.ServletException;
11			import javax.servlet.http.HttpServlet;
12			import javax.servlet.http.HttpServletRequest;
13			import javax.servlet.http.HttpServletResponse;
14
15	torben	958	@Deprecated
16	torben	1080	//@WebServlet(urlPatterns={"/LoadStations"})
17	torben	301
18			public class LoadStations extends HttpServlet {
19			private static final long serialVersionUID = 1L;
20
21			public LoadStations() {
22			super();
23			}
24
25			protected void insertOrUpdate(Connection conn, String type, String code, String name) throws SQLException{
26			String sql = "SELECT id FROM trainstations WHERE stationcode=?";
27			PreparedStatement stmt = conn.prepareStatement(sql);
28			stmt.setString(1, code);
29
30			ResultSet rs = stmt.executeQuery();
31
32			boolean stog = type.equalsIgnoreCase("S2");
33
34			if (rs.next()) {
35			int id = rs.getInt(1);
36			stmt = conn.prepareStatement("UPDATE trainstations SET name=?, stog=?, updated=now() WHERE id=?");
37			stmt.setString(1, name);
38			stmt.setBoolean(2, stog);
39			stmt.setInt(3, id);
40			stmt.execute();
41			} else {
42			stmt = conn.prepareStatement("INSERT INTO trainstations (name,stationcode,stog,updated) VALUES (?,?,?,now())");
43			stmt.setString(1, name);
44			stmt.setString(2, code);
45			stmt.setBoolean(3, stog);
46			stmt.execute();
47			}
48
49			}
50
51	torben	425	@Override
52	torben	301	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
53			String url = "http://rafiki.t-hoerup.dk/tog/stations.php";
54
55			String stationStr = DownloadUtil.getContentString(url, 5000, "ISO-8859-1");
56
57			String stations[] = stationStr.split("\n");
58			Connection conn = null;
59			try {
60			conn = DBConnection.getConnection();
61			for (String stationLine : stations) {
62			String fields[] = stationLine.split(";");
63
64
65			insertOrUpdate(conn, fields[0], fields[1], fields[2]);
66			}
67			} catch (Exception e) {
68			throw new ServletException(e);
69			} finally {
70			try {
71			if (conn != null && !conn.isClosed())
72			conn.close();
73			} catch (SQLException e) {}
74			}
75			PrintWriter out = resp.getWriter();
76			out.print("ok");
77			}
78
79			}