Java tutorial
import java.io.BufferedReader; import java.io.StringReader; public class Main { public static void main(String[] args) throws Exception { String s = "from java2s.com"; StringReader sr = new StringReader(s); BufferedReader br = new BufferedReader(sr); // reads and prints BufferedReader System.out.println((char) br.read()); System.out.println((char) br.read()); // mark invoked at this position br.mark(0); System.out.println("mark() invoked"); System.out.println((char) br.read()); System.out.println((char) br.read()); // reset() repositioned the stream to the mark br.reset(); System.out.println("reset() invoked"); System.out.println((char) br.read()); System.out.println((char) br.read()); } }