com.google.gwt.validation.client.constraints.FutureValidatorForDate Maven / Gradle / Ivy

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/*
 * 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.util.Date;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import javax.validation.constraints.Future;

/**
 * {@link Future} constraint validator implementation for a
 * {@link java.util.Date}.
 */
public class FutureValidatorForDate implements
    ConstraintValidator {

  @Override
  public final void initialize(Future constraintAnnotation) {
  }

  @Override
  public final boolean isValid(Date value, ConstraintValidatorContext context) {
    if (value == null) {
      return true;
    }
    return value.after(new Date());
  }
}