BufferedReader & BufferedWriter

import java.io.*;
public class TestBufferReader {

public static void main(String[] args) {
try{
BufferedWriter bw = new BufferedWriter(new FileWriter("E:\\sync\\Java\\TestBufferReader\\randomNumber.txt"));
BufferedReader br = new BufferedReader(new FileReader("E:\\sync\\Java\\TestBufferReader\\randomNumber.txt"));

String str = null;

for(int i = 1; i <= 100; i++){
str = String.valueOf(Math.random());
bw.write(str);
bw.newLine();
}
bw.flush();

while((str = br.readLine()) != null){
System.out.println(str);
}

bw.close();
br.close();
}catch(IOException ioe){
ioe.printStackTrace();
}
}
}