package javaapplication2;

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

public class JavaApplication2 {
    private final static String DBURL = "jdbc:mysql://localhost:1433";
    private final static String DBUSER = "ktos";
    private final static String DBPASS = "pass";
    private final static String DBDRIVER = "com.mysql.jdbc.Driver";

    private static Connection connection;
    private static Statement statement;

    public static void main(String[] args) {
      try{
      Class.forName(DBDRIVER);

      System.out.println("start");
      connection = DriverManager.getConnection(DBURL,DBUSER,DBPASS);
      System.out.println("next");

      statement = connection.createStatement();
      String sql = "SELECT id, first, last, age FROM Employees";
      ResultSet rs = statement.executeQuery(sql);

      while(rs.next()){
         int id  = rs.getInt("id");
         int age = rs.getInt("age");
         String first = rs.getString("first");
         String last = rs.getString("last");

         System.out.print("ID: " + id);
         System.out.print(", Age: " + age);
         System.out.print(", First: " + first);
         System.out.println(", Last: " + last);
      }
      //STEP 6: Clean-up environment
      rs.close();
      statement.close();
      connection.close();
   }catch(SQLException se){
      //Handle errors for JDBC
      se.printStackTrace();
   }catch(Exception e){
      //Handle errors for Class.forName
      e.printStackTrace();
   }finally{
      try{
         if(statement!=null) statement.close();
      }catch(SQLException se2){
   }
      try{
         if(connection!=null) connection.close();
      }catch(SQLException se){
         se.printStackTrace();
      }
   }
   }
}