ansition is intended to be for releasing long-term data. no guarantees are assumed on whether any
 properties have been retained or not.
 <li>[2] This transition happens if and only if the tag ends normally without raising an exception
 <li>[3] Some setters may be called again before a tag handler is reused. For instance, <code>setParent()</code> is
 called if it's reused within the same page but at a different level, <code>setPageContext()</code> is called if it's
 used in another page, and attribute sette