public interface Dirtyable
Dirtyable interface indicate
that they are able to track their own dirty state.boolean isDirty()
true if the data in the object has been modified.void markDirty(boolean dirty)
markDirty(...) instead of
setDirty(...) so that the JavaBeans
Introspector will not
mistakenly identify "dirty" as a JavaBean property.dirty - If true, sets the object as being
dirty; if false, sets the object as being up-to-date.