An example of use of inheritance in remote method call. This
examples uses an abstract class.

* description

Printer is a printer class. When it receives an array of lines, it
print the lines out to the display. However, the print() method
is an abstract method. The implementation is subclass' responsibility.

LNPrinter print lines with line numbers. LNPrinter is implemented
as a subclass of class Printer.

* version

Author: HIRANO Satoshi
Versioin: 1.0
Date: 96/02/25

* How to compile and run

c:> horbc Printer.java LNPrinter.java
c:> horbc -c Client.java

c:> horb                          (start in another window)

c:> java horb.examples.inheritance2.Client
				  (Result is displayed at the server side.)


* Classes

   Printer.java		print server (a superclass)
   LNPrinter.java       print lines with line number (a subclass)
   Client.java		client class

