Package org.apache.openjpa.persistence

Examples of org.apache.openjpa.persistence.FetchPlan.addField()

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    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class, "b");
    fp.addField(FetchBase.class, "text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();

    FetchB  b = a.getB();
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    OpenJPAEntityManager em = emf.createEntityManager();
    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class.getName() + ".b");
    fp.addField(FetchB.class.getName() + ".text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();
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    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class.getName() + ".b");
    fp.addField(FetchB.class.getName() + ".text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();

    FetchB  b = a.getB();
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    OpenJPAEntityManager em = emf.createEntityManager();
    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class.getName() + ".b");
    fp.addField(FetchA.class.getName() + ".text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();
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    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class.getName() + ".b");
    fp.addField(FetchA.class.getName() + ".text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();

    FetchB  b = a.getB();
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    OpenJPAEntityManager em = emf.createEntityManager();
    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class.getName() + ".b");
    fp.addField(FetchBase.class.getName() + ".text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();
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    FetchPlan fp = em.getFetchPlan();
        fp.setExtendedPathLookup(true);
    fp.clearFetchGroups();
    fp.clearFields();
    fp.addField(FetchA.class.getName() + ".b");
    fp.addField(FetchBase.class.getName() + ".text");

    FetchA a = (FetchA) em.createQuery(JPQL).getSingleResult();
    em.close();

    FetchB  b = a.getB();
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        // Select root (state 1)
        Query query = em.createQuery("select s from State s where s.name=:name");
        FetchPlan fetch = OpenJPAPersistence.cast(query).getFetchPlan();
        fetch.setMaxFetchDepth(15);
        fetch.addField(State.class, "incomingTransitions");
        fetch.addField(State.class, "outgoingTransitions");
        fetch.addField(Transition.class, "toState");
        fetch.addField(Transition.class, "fromState");
        State qs1 = (State) query.setParameter("name", "s1").getSingleResult();
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        // Select root (state 1)
        Query query = em.createQuery("select s from State s where s.name=:name");
        FetchPlan fetch = OpenJPAPersistence.cast(query).getFetchPlan();
        fetch.setMaxFetchDepth(15);
        fetch.addField(State.class, "incomingTransitions");
        fetch.addField(State.class, "outgoingTransitions");
        fetch.addField(Transition.class, "toState");
        fetch.addField(Transition.class, "fromState");
        State qs1 = (State) query.setParameter("name", "s1").getSingleResult();

        em.close(); // will not load anything anymore
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        Query query = em.createQuery("select s from State s where s.name=:name");
        FetchPlan fetch = OpenJPAPersistence.cast(query).getFetchPlan();
        fetch.setMaxFetchDepth(15);
        fetch.addField(State.class, "incomingTransitions");
        fetch.addField(State.class, "outgoingTransitions");
        fetch.addField(Transition.class, "toState");
        fetch.addField(Transition.class, "fromState");
        State qs1 = (State) query.setParameter("name", "s1").getSingleResult();

        em.close(); // will not load anything anymore
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