WriteToFile.java

import java.io.PrintStream;
import java.io.IOException;
import java.io.File;

import java.util.Random;

public class WriteToFile
{
    public static void main(String[] args)
    {
        try
        {
            PrintStream writer = new PrintStream(new File("this is file"));
            Random r = new Random();
            final int LIMIT = 100;

            for (int i = 0; i < LIMIT; i++)
            {
                writer.println(r.nextInt());
            }
            writer.close();
        }
        catch (IOException e)
        {
            System.out.println("An error occured while trying to write to the file");
        }
    }
}