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1package com.company;
2
3import java.io.File;
4import java.io.FileWriter;
5import java.io.IOException;
6import java.nio.charset.Charset;
7import java.security.SecureRandom;
8
9public class Main {
10
11    public static void main(String[] args) {
12
13        final String secretKey = "ssshhhhhhhhhhh!!!!";
14
15
16        //String decryptedString = AES.decrypt(encryptedString, secretKey) ;
17
18        SecureRandom random = new SecureRandom();
19        int value = random.nextInt(99_999);
20
21        byte[] array = new byte[7]; // length is bounded by 7
22        new SecureRandom().nextBytes(array);
23        String generatedString = new String(array, Charset.forName("UTF-16"));
24
25        String fileName = String.format("%s%s.bin",generatedString, value);
26        File file = new File(fileName);
27        FileWriter writer;
28        try {
29            writer = new FileWriter(file);
30            String originalString = "secret info";
31            String encryptedString = AES.encrypt(originalString, secretKey) ;
32            writer.write(encryptedString);
33            writer.close();
34        } catch (IOException e) {
35            e.printStackTrace();
36        }
37
38        //The file is in use
39        try {
40            Thread.sleep(10000);
41        } catch (InterruptedException e) {
42            e.printStackTrace();
43        }
44        //
45
46        file.delete();
47    }
48}