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Hibernate ApacheEmailValidator. Use instead of @pattern or @Email to let Apache Commons EmailValidator do the validation.
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/* | |
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license | |
* agreements. See the NOTICE file distributed with this work for additional information regarding | |
* copyright ownership. The ASF licenses this file to You 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. | |
*/ | |
import org.apache.commons.lang.StringUtils; | |
import javax.validation.ConstraintValidator; | |
import javax.validation.ConstraintValidatorContext; | |
/** | |
* Check a string if it's a valid eMail using {@see org.apache.commons.validator.routines.EmailValidator} | |
* You need commons-validator-1.4 or later as a dependency. | |
* | |
* @author Robert Oschwald | |
*/ | |
public class ApacheEmailValidator implements ConstraintValidator<EmailPattern, String> { | |
/** | |
* Initialize the validator in preparation for isValid calls. | |
* The constraint annotation for a given constraint declaration | |
* is passed. | |
* <p/> | |
* This method is guaranteed to be called before any use of this instance for | |
* validation. | |
* | |
* @param annotation annotation instance for a given constraint declaration | |
*/ | |
public void initialize(EmailPattern annotation) { | |
} | |
/** | |
* {@inheritDoc} check if given string is a valid mail. | |
* | |
* @see javax.validation.ConstraintValidator#isValid(java.lang.Object, | |
* javax.validation.ConstraintValidatorContext) | |
*/ | |
public boolean isValid(final String value, final ConstraintValidatorContext context) { | |
if (StringUtils.isEmpty(value)) { | |
return true; | |
} | |
return org.apache.commons.validator.routines.EmailValidator.getInstance().isValid(value); | |
} | |
} |
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import javax.validation.Constraint; | |
import javax.validation.Payload; | |
import java.lang.annotation.Documented; | |
import java.lang.annotation.Retention; | |
import java.lang.annotation.Target; | |
import static java.lang.annotation.ElementType.*; | |
import static java.lang.annotation.RetentionPolicy.RUNTIME; | |
/** | |
* Email pattern check using Apache Commons EmailValidator | |
* as the Hibernate EmailValidator is limited. | |
* | |
* The string has to be a well-formed email address. | |
* | |
* @author Robert Oschwald | |
*/ | |
@Documented | |
@Constraint(validatedBy = ApacheEmailValidator.class) | |
@Target({ METHOD, FIELD, ANNOTATION_TYPE, CONSTRUCTOR, PARAMETER }) | |
@Retention(RUNTIME) | |
public @interface EmailPattern { | |
String message() default "{org.hibernate.validator.constraints.Email.message}"; | |
Class<?>[] groups() default { }; | |
Class<? extends Payload>[] payload() default { }; | |
} |
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