Validator for boolean field types.
Values are validated by attemting to match the value to a list of strings for true and false values. The string values are compared without reguard to case.
Valid values for Boolean.TRUE:
Valid values for Boolean.FALSE:
@author
Quinton McCombs
@author
Colin Chalmers
@version $Id: BooleanValidator.java 264148 2005-08-29 14:21:04Z henning $