com.oreilly.springdata.neo4j.core.EmailAddress.java Source code

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Here is the source code for com.oreilly.springdata.neo4j.core.EmailAddress.java

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/*
 * Copyright 2012 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 com.oreilly.springdata.neo4j.core;

import org.springframework.util.Assert;

import java.util.regex.Pattern;

public class EmailAddress {

    private static final String EMAIL_REGEX = "^[_A-Za-z0-9-]+(\\.[_A-Za-z0-9-]+)*@[A-Za-z0-9]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";
    private static final Pattern PATTERN = Pattern.compile(EMAIL_REGEX);

    private String email;

    public EmailAddress(String emailAddress) {
        Assert.isTrue(isValid(emailAddress), "Invalid email address!");
        this.email = emailAddress;
    }

    public static boolean isValid(String candidate) {
        return candidate == null ? false : PATTERN.matcher(candidate).matches();
    }

    @Override
    public String toString() {
        return email;
    }

    public String getEmail() {
        return email;
    }
}