1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
# $Id: adapterExample.xotcl,v 1.1 2004/05/23 22:50:39 neumann Exp $
# include the adapter pattern
source adapter.xotcl
@ @File {
description {
Simple adapter pattern example class (FTP requests) taken from the paper
'Filters as a Language Support for Design Patterns in
Object-Oriented Scripting Languages'.
}
}
Class FTPLIB
FTPLIB instproc FTPLIB_connect args {
puts "in ftplib connect"
}
Class Connection
Connection instproc connect args {
puts "in Connection connect"
}
Connection instproc discard args {
puts "in Connection discard"
}
Adapter FTP -superclass Connection
FTP instproc init args {
FTPLIB ftpAdaptee
my setRequest connect FTPLIB_connect
my setAdaptee ftpAdaptee
}
FTP f
f connect
f discard
|
