<persistence
    version="2.2"
    xmlns="http://xmlns.jcp.org/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd">

    <persistence-unit name="my-persistence-unit"
        transaction-type="RESOURCE_LOCAL">
        <description>descr</description>
        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
        <exclude-unlisted-classes>false</exclude-unlisted-classes>
    </persistence-unit>

</persistence>

<persistence
    version="2.2"
    xmlns="http://xmlns.jcp.org/xml/ns/persistence"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd">

    <persistence-unit name="my-persistence-unit"
        transaction-type="RESOURCE_LOCAL">
        <description>descr</description>
        <provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
        <exclude-unlisted-classes>false</exclude-unlisted-classes>
    </persistence-unit>

</persistence>

public class HibernateModule extends AbstractModule {
    
}


public class Library {
    public static void main(String[] args) {
        Injector injector = Guice.createInjector(new HibernateModule());
        HibernateSandbox hs = injector.getInstance(HibernateSandbox.class);
        hs.test();
    }
}

public class HibernateSandbox {
    @Inject
    EntityManagerProvider emp;
    
    public void test() {
        EntityManager em = emp.get();
        if (em == null) {
            System.out.println("Couldn't get entitymanager");
            return;
        }
Etc etc

public class HibernateModule extends AbstractModule {
    
}


public class Library {
    public static void main(String[] args) {
        Injector injector = Guice.createInjector(new HibernateModule());
        HibernateSandbox hs = injector.getInstance(HibernateSandbox.class);
        hs.test();
    }
}

public class HibernateSandbox {
    @Inject
    EntityManagerProvider emp;
    
    public void test() {
        EntityManager em = emp.get();
        if (em == null) {
            System.out.println("Couldn't get entitymanager");
            return;
        }
Etc etc