www.pudn.com > jnp-src.rar > CharFilterTest.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 CharFilterTest { 
  public static void main (String[] args) throws IOException { 
    FileReader fileReader = new FileReader (FileDescriptor.in); 
    FileWriter fileWriter = new FileWriter (FileDescriptor.out); 
    LineNumberReader lineNumberReader = new LineNumberReader (fileReader); 
    BufferedWriter bufferedWriter = new BufferedWriter (fileWriter, 256); 
    String line; 
    while ((line = lineNumberReader.readLine ()) != null) { 
      String response = lineNumberReader.getLineNumber () + " : " + 
        line.toUpperCase (); 
      bufferedWriter.write (response); 
      bufferedWriter.newLine (); 
    } 
    bufferedWriter.flush (); 
  } 
}