Java tutorial
import java.io.FileInputStream; import java.io.InputStream; public class Main { public static void main(String[] args) throws Exception { InputStream is = new FileInputStream("C://test.txt"); // read and print characters one by one System.out.println("Char : " + (char) is.read()); System.out.println("Char : " + (char) is.read()); System.out.println("Char : " + (char) is.read()); // mark is set on the input stream is.mark(0); System.out.println("Char : " + (char) is.read()); System.out.println("Char : " + (char) is.read()); if (is.markSupported()) { // reset invoked if mark() is supported is.reset(); System.out.println("Char : " + (char) is.read()); System.out.println("Char : " + (char) is.read()); } is.close(); } }