Hook: Incorporate New Log Type

Requirement

A subclass of Log has been created and needs to be integrated into the system.

Method of Adaptation

Replace Feature

Level of Support

Parameter Pattern

HotSpot

Log management

Participants

Log, NewLog , LogCreator, NewCreator

Changes

1. subclass NewLog of Log.
2. implementation NewCreator of LogCreator.
3. NewCreator.createLog implements LogCreator.createLog returning instance of NewLog.
4. call Log.setLogCreator with parameter instance of NewCreator.

Comments

• LogCreators are usually created as anonymous inner classes directly in the call to setLogCreator .