Глава_01

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Глава 3

class Filer


 /* The Filer class           by J M Bishop  June 2000

   * ----------------------    Java 1.2

   *                           based on the FileMan class

   *                           from June 1997

   *

   * Provides for a file to be opened, with five tries at a

   * correct file name.

   * Illustrates the use of exceptions in for-try loops..

   */


package javagently;

import java.io.*;

public class Filer {

 public static Stream open (String filename) throws IOException {
    Stream in = new Stream (System.in);
      try {
        return new Stream(filename, Stream.READ);
      } 

      catch (FileNotFoundException e) {
          System.out.println(filename+" does not exist.");
          filename = in.readString();
      }

    throw new FileNotFoundException ();
    }

}

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