import java.io.*;
import java.sql.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class DBPhoneLookup extends HttpServlet {
public void doGet(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
Connection con = null;
Statement stmt = null;
ResultSet rs = null;
res.setContentType("text/html");
PrintWriter out = res.getWriter();
try {
// Load (and therefore register) the Oracle Driver
Class.forName("oracle.jdbc.driver.OracleDriver");
// Get a Connection to the database
con = DriverManager.getConnection(
"jdbc:oracle:thin:dbhost:1528:ORCL", "user", "passwd");
// Create a Statement object
stmt = con.createStatement();
// Execute an SQL query, get a ResultSet
rs = stmt.executeQuery("SELECT NAME, PHONE FROM EMPLOYEES");
// Display the result set as a list
out.println("Phonebook");
out.println("");
out.println("");
while(rs.next()) {
out.println("- " + rs.getString("name") + " " + rs.getString("phone"));
}
out.println("
");
out.println("");
}
catch(ClassNotFoundException e) {
out.println("Couldn't load database driver: " + e.getMessage());
}
catch(SQLException e) {
out.println("SQLException caught: " + e.getMessage());
}
finally {
// Always close the database connection.
try {
if (con != null) con.close();
}
catch (SQLException ignored) { }
}
}
}