import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.ResultSet;

public class test {
    public static void main(String[] args) {
      Connection conn = null;
      Connection conn2 = null;
      Statement stmt = null;
      ResultSet rs = null;
      String url = null;

      try { 

            Class.forName("com.mysql.jdbc.Driver").newInstance();

            url = "jdbc:mysql://localhost/test?" +
                                   "user=root&" +
                                   "password=XXX";
            conn = DriverManager.getConnection(url);
            conn2 = DriverManager.getConnection(url);
            stmt = conn.createStatement();
            rs = stmt.executeQuery("SELECT foo FROM bar");
        } catch (Exception ex) {
          System.out.println("Error: " + ex);
        }
    }
}