layout	title	folder	permalink	categories	tags
pattern	Balking	balking	/patterns/balking/	Concurrency	Decoupling

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