www.pudn.com > jnp-src.rar > CharFiles.java

/*
 * Java Network Programming, Second Edition
 * Merlin Hughes, Michael Shoffner, Derek Hamner
 * Manning Publications Company; ISBN 188477749X
 *
 * http://nitric.com/jnp/
 *
 * Copyright (c) 1997-1999 Merlin Hughes, Michael Shoffner, Derek Hamner;
 * all rights reserved; see license.txt for details.
 */

import java.io.*; 
 
public class CharFiles { 
  public static void main (String[] args) throws IOException { 
    FileReader fileReader = new FileReader (FileDescriptor.in); 
    FileWriter fileWriter = new FileWriter (FileDescriptor.out); 
    char[] buffer = new char[256]; 
    int numberRead; 
    while ((numberRead = fileReader.read (buffer)) > -1) { 
      String upper = new String (buffer, 0, numberRead).toUpperCase (); 
      fileWriter.write (upper); 
      fileWriter.flush (); 
    } 
  } 
}