Tools Support - Model-Driven and Software Product Line Engineering - page 164

considering only coarse-grained variations, product designers
can configure only eight Smart-Home systems.

Smart-Home Window-1 Window-2 Main Door Back Door
SH-1 Automatic Automatic Keypad Keypad

Automatic Automatic Fingerprint Fingerprint

SH-2

manual manual Keypad Keypad

SH-3

manual manual Fingerprint Fingerprint

SH-4

Table 6.2. Example of a coarse-grained configuration for a
Smart-Home system including
Smart-Homes' facilities

Windows Doors Lock
Smart- Main Back Controller Controller
Home Window-1 Window-2 Door Door Component Component

SH-1.1 Automatic Automatic Keypad Keypad

Periodic Periodic

SH-1.2 Automatic Automatic Keypad Keypad

Service Service

SH-1.3 Automatic Automatic Keypad Keypad

Periodic Service

SH-1.4 Automatic Automatic Keypad Keypad

Service Periodic

Table 6.3. Example of a fine-grained configuration for a Smart-Home
system including software components' variants

Windows Doors Lock
Smart- Main Back Controller Controller
Home Window-1 Window-2 Door Door Component Component
SH-1.1 Automatic Automatic Keypad Keypad

Periodic Periodic

SH-1.2 Automatic Automatic Keypad Keypad

Service Service

Table 6.4. Example of a coarse-grained configuration for a Smart-Home
system including software components' variants

Using this small example, we showed how the concept of
fine-grained configuration allows product designers to extend
the scope of MD-SPLs. From eight Smart-Home systems that
can be configured using coarse-grained configurations,we have