JDBCServlet.java Source code

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/*
    
MySQL and Java Developer's Guide
    
Mark Matthews, Jim Cole, Joseph D. Gradecki
Publisher Wiley,
Published February 2003, 
ISBN 0471269239
    
*/

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

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

public class JDBCServlet extends HttpServlet {

    public void doGet(HttpServletRequest inRequest, HttpServletResponse outResponse)
            throws ServletException, IOException {

        PrintWriter out = null;
        Connection connection = null;
        Statement statement;
        ResultSet rs;

        try {
            Class.forName("com.mysql.jdbc.Driver");

            connection = DriverManager.getConnection("jdbc:mysql://localhost/products");
            statement = connection.createStatement();

            outResponse.setContentType("test/html");
            out = outResponse.getWriter();

            rs = statement.executeQuery("SELECT ID, title, price FROM product");

            out.println("<HTML><HEAD><TITLE>Products</TITLE></HEAD>");
            out.println("<BODY>");
            out.println("<UL>");

            while (rs.next()) {
                out.println(
                        "<LI>" + rs.getString("ID") + " " + rs.getString("title") + " " + rs.getString("price"));
            }

            out.println("</UL>");
            out.println("</BODY></HTML>");
        } catch (ClassNotFoundException e) {
            out.println("Driver Error");
        } catch (SQLException e) {
            out.println("SQLException: " + e.getMessage());
        }
    }

    public void doPost(HttpServletRequest inRequest, HttpServletResponse outResponse)
            throws ServletException, IOException {
        doGet(inRequest, outResponse);
    }
}