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/*
* Copyright 2011 Vaadin Ltd.
*
* 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.vaadin.data.validator;
/**
* String validator for e-mail addresses. The e-mail address syntax is not
* complete according to RFC 822 but handles the vast majority of valid e-mail
* addresses correctly.
*
* See {@link com.vaadin.data.validator.AbstractStringValidator} for more
* information.
*
* @author Vaadin Ltd.
* @since 5.4
*/
@SuppressWarnings("serial")
public class EmailValidator extends RegexpValidator {
/**
* Creates a validator for checking that a string is a syntactically valid
* e-mail address.
*
* @param errorMessage
* the message to display in case the value does not validate.
*/
public EmailValidator(String errorMessage) {
super(
"^([a-zA-Z0-9_\\.\\-+])+@(([a-zA-Z0-9-])+\\.)+([a-zA-Z0-9]{2,4})+$",
true, errorMessage);
}
}
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