Domain-Driven Design in PHP

Final Mapping File

With all the changes, we're finally ready, so let's take a look at the final mapping file. The most interesting detail is to check how the id gets mapped with our defined custom type for OrderId:

<?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    https://raw.github.com/doctrine/doctrine2/master/doctrine-mapping.xsd">    <entity        name="Ddd\Billing\Domain\Model\Order"        table="orders">        <id name="id" column="id" type="OrderId" />        <field            name="amount"            type="decimal"            nullable="false"            scale="10"            precision="5"        />        <field name="firstName" ...