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- package homework;
- import java.io.IOException;
- import java.sql.Connection;
- import java.sql.DriverManager;
- import java.sql.PreparedStatement;
- import java.sql.ResultSet;
- import java.sql.SQLException;
- import java.sql.Statement;
- import java.util.ArrayList;
- import java.util.List;
- import javax.servlet.ServletConfig;
- import javax.servlet.ServletException;
- import javax.servlet.annotation.WebServlet;
- import javax.servlet.http.HttpServlet;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
- import homework.ToDoList;
- @WebServlet("/ToDo")
- public class ToDo extends HttpServlet {
- private static final long serialVersionUID = 1L;
- public ToDo() {
- super();
- }
- public void init(ServletConfig config) throws ServletException {
- super.init(config);
- try {
- Class.forName("com.mysql.jdbc.Driver");
- } catch (ClassNotFoundException e) {
- throw new ServletException(e);
- }
- }
- protected void doGet(HttpServletRequest request, HttpServletResponse response)
- throws ServletException, IOException {
- List<ToDoList> entries = new ArrayList<ToDoList>();
- Connection c = null;
- try {
- String url = "jdbc:mysql://cs3.calstatela.edu/cs3220stu49";
- String username = "cs3220stu49";
- String password = "#CKr.Npn";
- c = DriverManager.getConnection(url, username, password);
- Statement stmt = c.createStatement();
- ResultSet rs = stmt.executeQuery("select * from todo where archive=0");
- while (rs.next()) {
- ToDoList entry = new ToDoList(rs.getInt("id"), rs.getString("title"), rs.getString("state"),
- rs.getInt("archive"));
- entries.add(entry);
- }
- String counter = "SELECT * from todo WHERE archive=0";
- PreparedStatement pstmt = c.prepareStatement(counter);
- int count = 0;
- ResultSet r2 = pstmt.executeQuery(counter);
- while (r2.next()) {
- count++;
- System.out.println(count);
- }
- String tot = "select * from todo where state='notdone'";
- ResultSet r = pstmt.executeQuery(tot);
- int total = 0;
- while (r.next()) {
- total++;
- System.out.println(total);
- }
- } catch (SQLException e) {
- throw new ServletException(e);
- } finally {
- try {
- if (c != null)
- c.close();
- } catch (SQLException e) {
- throw new ServletException(e);
- }
- }
- request.setAttribute("entries", entries);
- request.setAttribute("count", count);
- //request.setAttribute("total", total);
- request.getRequestDispatcher("/WEB-INF/ToDo/ToDo.jsp").forward(request, response);
- }
- protected void doPost(HttpServletRequest request, HttpServletResponse response)
- throws ServletException, IOException {
- String title = request.getParameter("newTask");
- String state = "notdone";
- int archive = 0;
- Connection c = null;
- try {
- String url = "jdbc:mysql://cs3.calstatela.edu/cs3220stu49";
- String username = "cs3220stu49";
- String password = "#CKr.Npn";
- String sql = "INSERT into todo (title, state, archive) values (?, ?, ?)";
- c = DriverManager.getConnection(url, username, password);
- PreparedStatement pstmt = c.prepareStatement(sql);
- pstmt.setString(1, title);
- pstmt.setString(2, state);
- pstmt.setInt(3, archive);
- pstmt.executeUpdate();
- } catch (SQLException e) {
- throw new ServletException(e);
- } finally {
- try {
- if (c != null)
- c.close();
- } catch (SQLException e) {
- throw new ServletException(e);
- }
- }
- doGet(request, response);
- }
- }
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