Check out example codes for "bufferedreader java". It will help you in understanding the concepts better.

Code Example 1

import java.io.BufferedReader;
//
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
System.out.println(reader.readLine());

Code Example 2

package com.javatpoint;  
import java.io.*;  
public class BufferedReaderExample {  
    public static void main(String args[])throws Exception{    
          FileReader fr=new FileReader("D:\\testout.txt");    
          BufferedReader br=new BufferedReader(fr);    
  
          int i;    
          while((i=br.read())!=-1){  
          System.out.print((char)i);  
          }  
          br.close();    
          fr.close();    
    }    
}

Code Example 3

BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

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