Java sucks

package com.company;

import org.apache.commons.io.IOUtils;

import java.net.URL;
import java.util.Date;
import java.util.Iterator;
import java.util.List;

import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;

public class Main {

    static String url = "bar";
    static String itemString = "foo";
    static String inStockString = "Yes";
//    static String inStockString = "Out of Stock<br> No Backorder";

    public static void main(String[] args) throws Exception {
        while (true)
        {
            checkStock();
            Thread.sleep(60 * 1000);
        }
    }

    private static void checkStock() throws Exception
    {
        Iterator<String> i =  ((List<String>)IOUtils.readLines(new URL(url).openStream())).iterator();
        while (i.hasNext())
        {
            String s = i.next();
//            System.out.println(s);
            if (s.contains(itemString))
            {
                s = i.next();
//                System.out.println(s);
                if (s.contains(inStockString))
                {
                    System.out.println(new Date() + " In stock");
                    sendMail();
                    System.exit(0);
                }
                else
                {
                    System.out.println(new Date() + " Not in stock");
                }
            }
        }
    }

    private static void sendMail() throws Exception
    {
        // Recipient's email ID needs to be mentioned.
        String to = "ariel@weisberg.ws";

        // Sender's email ID needs to be mentioned
        String from = "ariel@weisberg.ws";

        // Assuming you are sending email from localhost
        String host = "smtp.fastmail.com";

        // Get system properties
        Properties properties = System.getProperties();

        String username = "";
        String password =  "";

        // Setup mail server
        properties.setProperty("mail.smtp.host", host);
        properties.setProperty("mail.user", username);
        properties.setProperty("mail.password", password);
        properties.put("mail.smtp.auth", "true");
        properties.put("mail.smtp.socketFactory.port", 465);
        properties.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
        properties.put("mail.smtp.socketFactory.fallback", "false");

        // Get the default Session object.
        Session session = Session.getDefaultInstance(properties, new javax.mail.Authenticator()
        {
            protected PasswordAuthentication getPasswordAuthentication()
            {
                return new PasswordAuthentication(username, password);
            }
        });

        // Create a default MimeMessage object.
        MimeMessage message = new MimeMessage(session);

        // Set From: header field of the header.
        message.setFrom(new InternetAddress(from));

        // Set To: header field of the header.
        message.addRecipient(Message.RecipientType.TO, new InternetAddress(to));

        // Set Subject: header field
        message.setSubject("Stuff is in stock");

        // Send the actual HTML message, as big as you like
        message.setText("Indeed it is in stock!");

        // Send message
        Transport.send(message);

    }
}