layout, title, folder, permalink, categories, tags
| layout | title | folder | permalink | categories | tags | |
|---|---|---|---|---|---|---|
| pattern | Balking | balking | /patterns/balking/ | Concurrency |
|
Intent
Balking Pattern is used to prevent an object from executing certain code if it is an incomplete or inappropriate state
Class diagram
Applicability
Use the Balking pattern when
- you want to invoke an action on an object only when it is in a particular state
- objects are generally only in a state that is prone to balking temporarily but for an unknown amount of time
Related patterns
- Guarded Suspension Pattern
- Double Checked Locking Pattern