/*
* Copyright 2002-2006 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.springframework.showcase.formtags.validation;
import org.springframework.showcase.formtags.domain.Country;
import org.springframework.util.StringUtils;
import org.springframework.validation.Errors;
import org.springframework.validation.Validator;
/**
* Simple {@link Validator} implementation for {@link Country} instances.
*
* @author Rick Evans
*/
public class CountryValidator implements Validator {
public static final String DEFAULT_BAD_PLACEHOLDER_CODE = "-";
private String badPlaceholderCode = DEFAULT_BAD_PLACEHOLDER_CODE;
public void setBadPlaceholderCode(String badPlaceholderCode) {
this.badPlaceholderCode = StringUtils.hasText(badPlaceholderCode)
? badPlaceholderCode : DEFAULT_BAD_PLACEHOLDER_CODE;
}
public boolean supports(Class candidate) {
return Country.class.isAssignableFrom(candidate);
}
public void validate(Object object, Errors errors) {
Country country = (Country) object;
if (country.getCode() == this.badPlaceholderCode) {
errors.rejectValue("bad.country.selected", "Please select a valid country");
}
}
}