It is an object that depends on the coarse - grained object and has its life cycle managed by the coarse - grained object .
An object can contain other dependent objects ( there may be a tree of objects within the composite entity ) .
It is an object , which can contain other dependent objects ( there may be a tree of objects within the composite entity ) , that depends on the coarse - grained object and has its life cycle managed by the coarse - grained object .