<?xml version="1.0" encoding="UTF-8"?>
<blueprint default-activation="eager"
    xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:jpa="http://aries.apache.org/xmlns/jpa/v1.0.0" xmlns:tx="http://aries.apache.org/xmlns/transactions/v1.0.0"

    xsi:schemaLocation="
            http://www.osgi.org/xmlns/blueprint/v1.0.0 http://www.osgi.org/xmlns/blueprint/v1.0.0
            http://www.w3.org/2001/XMLSchema-instance http://www.w3.org/2001/XMLSchema-instance
            http://aries.apache.org/xmlns/jpa/v1.0.0 http://aries.apache.org/xmlns/jpa/v1.0.0
            http://aries.apache.org/xmlns/transactions/v1.0.0 http://aries.apache.org/xmlns/transactions/v1.0.0 ">

    <bean id="crudDAO"
        class="com.example.CrudDAOImpl">
        <jpa:context unitname="my-unit" property="entityManager" />
        <tx:transaction method="*" value="Required" />
    </bean>

    <service ref="crudDAO"
        interface="com.example.CrudDAO" />

</blueprint>