Java InputStreamReader(InputStream in, String charsetName) Constructor

public InputStreamReader(InputStream in,
                                     String charsetName)
                   throws UnsupportedEncodingException

/*from   ww  w  .  j  ava2  s.co  m*/

import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.Charset;

public class Main {
  public static void main(String[] args) throws IOException {

    FileInputStream fis = new FileInputStream("C:/test.txt");
    InputStreamReader isr = new InputStreamReader(fis,Charset.defaultCharset().name());

    // input stream reader is closed
    isr.close();
    System.out.print("close() invoked");

    // read() called after closed method
    int i = isr.read();
    char c = (char) i;
    System.out.println(c);

  }
}