Client

package ispitna;

import java.io.*;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;

public class Client extends Thread{
    Socket socket;
    String dirPath; //ovde da bara
    String writeDir; //ovde da kreira fajl

    public Client(String host, int port, String dirPath, String writeTo) throws IOException {
        socket = new Socket(host,port);
        this.dirPath = dirPath;
        this.writeDir = writeTo;
    }

    @Override
    public void run() {
        List<File> files = new ArrayList<>();
        files = listFiles(this.dirPath, files);

        try {
            File parent = new File(writeDir);
            File csvFile = new File(parent, "files.csv");

            BufferedWriter bw = new BufferedWriter(new FileWriter(csvFile, true));
            DataOutputStream outputStream = new DataOutputStream(socket.getOutputStream());

            for(File f:files){
                bw.write(f.getAbsolutePath()+", "+f.length());
                bw.newLine();
            }
            bw.flush();
            bw.close();

            //ja prakjame goleminata na csv fajlot i poslednoto modificiranje na serverot
            outputStream.writeUTF(csvFile.length()+","+csvFile.lastModified());

        } catch (IOException e) {
            e.printStackTrace();
        }

    }

    public List<File> listFiles(String dirPath, List<File> list){
        File dir = new File(dirPath);

        File [] files = dir.listFiles();

        for(File f:files){
            if(f.isDirectory()){
                listFiles(f.getAbsolutePath(), list);
            }
            else if ((f.getName().contains(".txt") || f.getName().contains(".dat")) && f.length() < 1024*512){
                list.add(f);
            }
        }

        return list;
    }
}