| /* |
| * Copyright 2010 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.validation.client.constraints; |
| |
| import java.lang.annotation.Annotation; |
| |
| import javax.validation.ConstraintValidator; |
| import javax.validation.ConstraintValidatorContext; |
| |
| /** |
| * Masks a {@link ConstraintValidator} that is not GWT compatible. This |
| * validator always fails. |
| * <p> |
| * Extend this class and implement it as GWT super class. Use validation groups |
| * to keep this constraint from being validated on the client. |
| * |
| * <p> |
| * In a super source directory override your validator like this: |
| * |
| * <pre> |
| * public class MyValidator extends |
| * NotGwtCompatibleValidator <MyConstraint, MyType>{ |
| * } |
| * </pre> |
| * |
| * @param <A> the constraint to validate |
| * @param <T> the type to validate |
| */ |
| public abstract class NotGwtCompatibleValidator<A extends Annotation, T> |
| implements ConstraintValidator<A, T> { |
| |
| public final void initialize(A constraintAnnotation) { |
| } |
| |
| /** |
| * Always fails. |
| */ |
| public final boolean isValid(T value, ConstraintValidatorContext context) { |
| // TODO (nchalko) add a custom message |
| return false; |
| } |
| |
| } |