Write data into file using TwoByte in java

import java.io.*;

public class TwoByteTest1 {

public static void main(String[] args) throws Exception{
/*Standard output*/
OutputStreamWriter osw1 = new OutputStreamWriter(System.out);
BufferedWriter bw1 = new BufferedWriter(osw1);
PrintWriter pw1 = new PrintWriter(bw1);

pw1.println(10);
pw1.println("Hello! World!");
pw1.println(12.23);

   //pw1.flush();
pw1.close();
bw1.close();
osw1.close();

/*File Output*/
File f = new File("C:\\FileTest\\kkk.txt");
FileWriter fw1 = new FileWriter(f);
BufferedWriter bw2 = new BufferedWriter(fw1,1024);
PrintWriter pw2  = new PrintWriter(bw2);

//writing work....
pw2.println(10);
pw2.println("Hello! World!");
pw2.println(12.23);


pw2.close();
bw2.close();
fw1.close();

}

}