content: /*
   * Copyright 2002-2013 the original author or authors.
   *
   * 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 org.activejpa.examples.petclinic.web;
  
  import org.activejpa.examples.petclinic.model.Pet;
  import org.springframework.util.StringUtils;
  import org.springframework.validation.Errors;
  
  /**
   * <code>Validator</code> for <code>Pet</code> forms.
   *
   * @author Ken Krebs
   * @author Juergen Hoeller
   */
  public class PetValidator {
  
      public void validate(Pet pet, Errors errors) {
          String name = pet.getName();
          // name validaation
          if (!StringUtils.hasLength(name)) {
              errors.rejectValue("name", "required", "required");
          } else if (pet.isNew() && pet.getOwner().getPet(name, true) != null) {
              errors.rejectValue("name", "duplicate", "already exists");
          }
          
          // type valication
          if (pet.isNew() && pet.getType() == null) {
              errors.rejectValue("type", "required", "required");
          }
          
       // type valication
          if (pet.getBirthDate()==null) {
              errors.rejectValue("birthDate", "required", "required");
          }
      }
  
  }
  