validate attribute of <action> element, setting, 138-139
Validator plug-in
configuring, 321-322
example of, 117-118
using, 148-152
ValidatorPlugIn class in Struts, example of, 117-118
value object pattern, using, 139-140
ValueListIterator interface, implementing, 267-269
ValueObject, purpose of, 82
view in MVC implementation of Struts, overview of, 92
<<View>> stereotype, advisory about, 165