LGTM
http://gwt-code-reviews.appspot.com/1789803/diff/2004/user/src/com/google/gwt/validation/rebind/GwtSpecificValidatorCreator.java File user/src/com/google/gwt/validation/rebind/GwtSpecificValidatorCreator.java (right): http://gwt-code-reviews.appspot.com/1789803/diff/2004/user/src/com/google/gwt/validation/rebind/GwtSpecificValidatorCreator.java#newcode279 user/src/com/google/gwt/validation/rebind/GwtSpecificValidatorCreator.java:279: throw new IllegalArgumentException("Unable to convert: unknown ConstraintOrigin value"); display the value in the error message http://gwt-code-reviews.appspot.com/1789803/ -- http://groups.google.com/group/Google-Web-Toolkit-Contributors