import java.io.*;
import java.sql.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class DBPhoneLookupReuse extends HttpServlet {
private Connection con = null;
public void init(ServletConfig config) throws ServletException {
super.init(config);
try {
// Load (and therefore register) the Sybase driver
Class.forName("com.sybase.jdbc.SybDriver");
con = DriverManager.getConnection(
"jdbc:sybase:Tds:dbhost:7678", "user", "passwd");
}
catch (ClassNotFoundException e) {
throw new UnavailableException(this, "Couldn't load database driver");
}
catch (SQLException e) {
throw new UnavailableException(this, "Couldn't get db connection");
}
}
public void doGet(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
res.setContentType("text/html");
PrintWriter out = res.getWriter();
out.println("<HTML><HEAD><TITLE>Phonebook</TITLE></HEAD>");
out.println("<BODY>");
HtmlSQLResult result =
new HtmlSQLResult("SELECT NAME, PHONE FROM EMPLOYEES", con);
// Display the resulting output
out.println("<H2>Employees:</H2>");
out.println(result);
out.println("</BODY></HTML>");
}
public void destroy() {
// Clean up.
try {
if (con != null) con.close();
}
catch (SQLException ignored) { }
}
}
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