* BAEL-6225 Refactor code and move package. * BAEL-6225 Move code to core-java-lang-oop-patterns. * BAEL-6225 Refactor test name. * BAEL-6225 Refactor test name. * BAEL-6225 Update with singleton instances.
* BAEL-6225 Refactor code and move package. * BAEL-6225 Move code to core-java-lang-oop-patterns. * BAEL-6225 Refactor test name. * BAEL-6225 Refactor test name. * BAEL-6225 Update with singleton instances.