layout	title	folder	permalink	categories	tags
pattern	Private Class Data	private-class-data	/patterns/private-class-data/	Other	Java Difficulty-Beginner Idiom

Intent

Private Class Data design pattern seeks to reduce exposure of attributes by limiting their visibility. It reduces the number of class attributes by encapsulating them in single Data object.

Applicability

Use the Private Class Data pattern when

• you want to prevent write access to class data members