<?xml version="1.0" encoding="utf-8"?>
<doctrine-mapping xmlns="http://doctrine-project.org/schemas/orm/doctrine-mapping"
                  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                  xsi:schemaLocation="http://doctrine-project.org/schemas/orm/doctrine-mapping
                                      http://doctrine-project.org/schemas/orm/doctrine-mapping.xsd">
    <embeddable name="MyMoneyJar\Domain\Card\CardIdentifier">
        <field name="cardIdentifier" type="string" length="255"/>
    </embeddable>
</doctrine-mapping>