JDBC and Servlet : Database « Servlets « Java

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Java » Servlets » Database 




JDBC and Servlet

/*

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 outResponsethrows 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 outResponsethrows ServletException,
      IOException {
    doGet(inRequest, outResponse);
  }
}

           
       














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2.Using JDBC in Servlets
3.Cached Connection Servlet
4.Transaction Connection Servlet
5.Session Login JDBC
6.Database and Servlet: Database MetaData
7.Database and Servlet: Store procedure
8.Database transaction
9.Typical database commands
10.Process a raw SQL query; use ResultSetMetaData to format it
11.See Account
12.Guest Book Servlet
13.Dedicated Connection Servlet
14.Login Servlets
15.OCCI Connection Servlet
16.Get Column Names From ResultSet
17.Display Clob Servlet
18.Delete Blob From Servlet
19.Delete Clob From Servlet
20.Display Blob Servlet
21.Delete Clob From Oracle in a Servlet
22.Insert Clob to MySql Servlet
23.Update Clob data stored in MySql from a Servlet
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