Java PushbackInputStream.close()

public void close()  throws IOException

/*from  ww w.  j a v a 2  s . co  m*/
import java.io.*;

public class Main {

   public static void main(String[] args) {
      byte[] arrByte = new byte[1024];
      byte[] byteArray = new byte[]{'j', 'a', 'v', 'a', '2','s','.','c','o','m'};

      InputStream is = new ByteArrayInputStream(byteArray);
      PushbackInputStream pis = new PushbackInputStream(is);

      try {
         for (int i = 0; i < byteArray.length; i++) {

            arrByte[i] = (byte) pis.read();
            
            System.out.println((char) arrByte[i]);
         }

         pis.close();
      } catch (Exception ex) {
         ex.printStackTrace();
      }
   }
}