Turned into class; new with* methods added for constructing constraints;
equals/hashCode/toString method overridden
Generics clean up
Marked as Immutable; Generics clean up
Generics clean up
Package hierarchy reorganization and clean up
initial import
equals/hashCode/toString methods overridden
message/parameters handling corrections
Changes in the whole validation subpackage applied to this entry class;
Generics clean up