/*
* The MIT License (MIT)
*
* Copyright (c) 2013 Brien L. Wheeler (brienwheeler@yahoo.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.brienwheeler.lib.email;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.persistence.Column;
import javax.persistence.Embeddable;
import javax.persistence.MappedSuperclass;
import com.brienwheeler.lib.util.ValidationException;
@Embeddable
@MappedSuperclass
public class EmailAddress implements Comparable<EmailAddress>
{
public static final String VALID_REGEX = "^[a-z0-9_%+-]+(?:\\.[a-z0-9_%+-]+)*@(?:[a-z0-9-]+\\.)+[a-z]{2,4}$";
public static final Pattern VALID_PATTERN = Pattern.compile(VALID_REGEX, Pattern.CASE_INSENSITIVE);
@Column(nullable=false)
private String address;
public static boolean isValid(String address)
{
return isValid(address, false);
}
public static boolean isValid(String address, boolean throwOnInvalid)
{
if (address != null) {
Matcher matcher = VALID_PATTERN.matcher(address.trim().toLowerCase());
if (matcher.matches())
return true;
}
if (throwOnInvalid)
throw new ValidationException("invalid email address format: " + address);
return false;
}
protected EmailAddress() {} // for Hibernate
public EmailAddress(String address)
{
isValid(address, true);
this.address = address.trim().toLowerCase();
}
public String getAddress()
{
return address;
}
@Override
public String toString()
{
return address;
}
@Override
public int hashCode()
{
return address.hashCode();
}
@Override
public boolean equals(Object obj)
{
if (obj == this)
return true;
if ((obj == null) || (obj.getClass() != EmailAddress.class))
return false;
return address.equals(((EmailAddress) obj).address);
}
@Override
public int compareTo(EmailAddress obj)
{
return address.compareTo(obj.address);
}
}