Examples with Serializable java.io.Serializable used on opensource projects

Example 51 with Serializable

use of java.io.Serializable in project hibernate-orm by hibernate.

the class MultiTableTest method testMultiTableCollections.

@Test
public void testMultiTableCollections() throws Exception {
    Session s = openSession();
    Transaction t = s.beginTransaction();
    assertTrue(s.createQuery("from Top").list().size() == 0);
    Multi multi = new Multi();
    multi.setExtraProp("extra");
    multi.setName("name");
    Top simp = new Top();
    simp.setDate(new Date());
    simp.setName("simp");
    s.save(multi);
    s.save(simp);
    Lower ls = new Lower();
    ls.setOther(ls);
    ls.setAnother(ls);
    ls.setYetanother(ls);
    ls.setName("Less Simple");
    Set set = new HashSet();
    ls.setSet(set);
    set.add(multi);
    set.add(simp);
    Serializable id = s.save(ls);
    t.commit();
    s.close();
    assertTrue(ls.getOther() == ls && ls.getAnother() == ls && ls.getYetanother() == ls);
    s = openSession();
    t = s.beginTransaction();
    ls = (Lower) s.load(Lower.class, id);
    assertTrue(ls.getOther() == ls && ls.getAnother() == ls && ls.getYetanother() == ls);
    assertTrue(ls.getSet().size() == 2);
    Iterator iter = ls.getSet().iterator();
    int foundMulti = 0;
    int foundSimple = 0;
    while (iter.hasNext()) {
        Object o = iter.next();
        if (o instanceof Top)
            foundSimple++;
        if (o instanceof Multi)
            foundMulti++;
    }
    assertTrue(foundSimple == 2 && foundMulti == 1);
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    try {
        // MySQL does not like deleting rows that refer to itself without first
        // null'ing out the FK.  Ugh...
        ls = s.load(Lower.class, id);
        ls.setOther(null);
        ls.setAnother(null);
        ls.setYetanother(null);
        for (Object o : ls.getSet()) {
            s.delete(o);
        }
        ls.getSet().clear();
        s.flush();
        s.delete(ls);
        t.commit();
    } catch (Exception e) {
        t.rollback();
        throw e;
    } finally {
        s.close();
    }
}

Example 52 with Serializable

use of java.io.Serializable in project hibernate-orm by hibernate.

the class MasterDetailTest method testCascading.

@Test
public void testCascading() throws Exception {
    Session s = openSession();
    s.beginTransaction();
    Detail d1 = new Detail();
    Detail d2 = new Detail();
    d2.setI(22);
    Master m = new Master();
    Master m0 = new Master();
    Serializable m0id = s.save(m0);
    m0.addDetail(d1);
    m0.addDetail(d2);
    d1.setMaster(m0);
    d2.setMaster(m0);
    m.getMoreDetails().add(d1);
    m.getMoreDetails().add(d2);
    Serializable mid = s.save(m);
    s.getTransaction().commit();
    s.close();
    s = openSession();
    s.beginTransaction();
    m = (Master) s.load(Master.class, mid);
    assertTrue("cascade save", m.getMoreDetails().size() == 2);
    assertTrue("cascade save", ((Detail) m.getMoreDetails().iterator().next()).getMaster().getDetails().size() == 2);
    s.delete(m);
    s.delete(s.load(Master.class, m0id));
    s.getTransaction().commit();
    s.close();
}

Example 53 with Serializable

use of java.io.Serializable in project hibernate-orm by hibernate.

the class MasterDetailTest method testIncomingOutgoing.

@Test
public void testIncomingOutgoing() throws Exception {
    Session s = openSession();
    s.beginTransaction();
    Master master1 = new Master();
    Master master2 = new Master();
    Master master3 = new Master();
    s.save(master1);
    s.save(master2);
    s.save(master3);
    master1.addIncoming(master2);
    master2.addOutgoing(master1);
    master1.addIncoming(master3);
    master3.addOutgoing(master1);
    Serializable m1id = s.getIdentifier(master1);
    assertTrue(s.createFilter(master1.getIncoming(), "where this.id > 0 and this.name is not null").list().size() == 2);
    s.getTransaction().commit();
    s.close();
    s = openSession();
    s.beginTransaction();
    master1 = (Master) s.load(Master.class, m1id);
    Iterator iter = master1.getIncoming().iterator();
    int i = 0;
    while (iter.hasNext()) {
        Master m = (Master) iter.next();
        assertTrue("outgoing", m.getOutgoing().size() == 1);
        assertTrue("outgoing", m.getOutgoing().contains(master1));
        s.delete(m);
        i++;
    }
    assertTrue("incoming-outgoing", i == 2);
    s.delete(master1);
    s.getTransaction().commit();
    s.close();
}

Example 54 with Serializable

use of java.io.Serializable in project hibernate-orm by hibernate.

the class MasterDetailTest method testCachedCollectionRefresh.

@Test
public void testCachedCollectionRefresh() throws Exception {
    if (isSerializableIsolationEnforced()) {
        SkipLog.reportSkip("SERIALIZABLE isolation", "cached collection refreshing");
        return;
    }
    Session s = openSession();
    s.beginTransaction();
    Category c = new Category();
    List list = new ArrayList();
    c.setSubcategories(list);
    list.add(new Category());
    c.setName("root");
    Serializable id = s.save(c);
    s.getTransaction().commit();
    s.close();
    s = openSession();
    s.beginTransaction();
    c = (Category) s.load(Category.class, id);
    //force load and cache
    c.getSubcategories().size();
    s.getTransaction().commit();
    s.close();
    s = openSession();
    if ((getDialect() instanceof MySQLDialect)) {
        s.doWork(new AbstractWork() {

            @Override
            public void execute(Connection connection) throws SQLException {
                connection.setTransactionIsolation(Connection.TRANSACTION_READ_COMMITTED);
            }
        });
    }
    s.beginTransaction();
    c = (Category) s.load(Category.class, id);
    //force load
    c.getSubcategories().size();
    Session ss = openSession();
    ss.beginTransaction();
    Category c2 = (Category) ss.load(Category.class, id);
    ss.delete(c2.getSubcategories().get(0));
    c2.getSubcategories().clear();
    ss.getTransaction().commit();
    ss.close();
    s.refresh(c);
    assertTrue(c.getSubcategories().size() == 0);
    ss = openSession();
    ss.beginTransaction();
    c2 = (Category) ss.load(Category.class, id);
    c2.getSubcategories().add(new Category());
    c2.getSubcategories().add(new Category());
    ss.getTransaction().commit();
    ss.close();
    s.refresh(c);
    assertEquals(2, c.getSubcategories().size());
    s.getTransaction().commit();
    s.close();
    s = openSession();
    s.beginTransaction();
    c = (Category) s.load(Category.class, id);
    assertEquals(2, c.getSubcategories().size());
    s.delete(c);
    s.getTransaction().commit();
    s.close();
}

Example 55 with Serializable

use of java.io.Serializable in project hibernate-orm by hibernate.

the class MasterDetailTest method testMasterDetail.

@Test
public void testMasterDetail() throws Exception {
    if (getDialect() instanceof HSQLDialect)
        return;
    Session s = openSession();
    Transaction t = s.beginTransaction();
    Master master = new Master();
    assertTrue("save returned native id", s.save(master) != null);
    Serializable mid = s.getIdentifier(master);
    Detail d1 = new Detail();
    d1.setMaster(master);
    Serializable did = s.save(d1);
    Detail d2 = new Detail();
    d2.setI(12);
    d2.setMaster(master);
    assertTrue("generated id returned", s.save(d2) != null);
    master.addDetail(d1);
    master.addDetail(d2);
    if (!(getDialect() instanceof MySQLDialect) && !(getDialect() instanceof SAPDBDialect) && !(getDialect() instanceof MckoiDialect) && !(getDialect() instanceof org.hibernate.dialect.TimesTenDialect)) {
        assertTrue("query", s.createQuery("from Detail d, Master m where m = d.master and size(m.outgoing) = 0 and size(m.incoming) = 0").list().size() == 2);
    }
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    master = new Master();
    s.load(master, mid);
    assertTrue(master.getDetails().size() == 2);
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    master = (Master) s.load(Master.class, mid);
    Iterator iter = master.getDetails().iterator();
    int i = 0;
    while (iter.hasNext()) {
        Detail d = (Detail) iter.next();
        assertTrue("master-detail", d.getMaster() == master);
        i++;
    }
    assertTrue("master-detail", i == 2);
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    assertTrue(s.createQuery("select elements(master.details) from Master master").list().size() == 2);
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    List list = s.createQuery("from Master m left join fetch m.details").list();
    Master m = (Master) list.get(0);
    assertTrue(Hibernate.isInitialized(m.getDetails()));
    assertTrue(m.getDetails().size() == 2);
    list = s.createQuery("from Detail d inner join fetch d.master").list();
    Detail dt = (Detail) list.get(0);
    Serializable dtid = s.getIdentifier(dt);
    assertTrue(dt.getMaster() == m);
    //assertTrue(m.getAllDetails().size()==2);
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    list = s.createQuery("select m from Master m1, Master m left join fetch m.details where m.name=m1.name").list();
    assertTrue(Hibernate.isInitialized(((Master) list.get(0)).getDetails()));
    dt = (Detail) s.load(Detail.class, dtid);
    assertTrue(((Master) list.get(0)).getDetails().contains(dt));
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    list = s.createQuery("select m, m1.name from Master m1, Master m left join fetch m.details where m.name=m1.name").list();
    assertTrue(Hibernate.isInitialized(((Master) ((Object[]) list.get(0))[0]).getDetails()));
    dt = (Detail) s.load(Detail.class, dtid);
    assertTrue(((Master) ((Object[]) list.get(0))[0]).getDetails().contains(dt));
    //list = s.find("select m from Master m, Master m2 left join fetch m.details");
    // depracted syntax
    //		list = s.find("select m.id from Master m inner join fetch m.details");
    t.commit();
    s.close();
    s = openSession();
    t = s.beginTransaction();
    Detail dd = (Detail) s.load(Detail.class, did);
    master = dd.getMaster();
    assertTrue("detail-master", master.getDetails().contains(dd));
    assertTrue(s.createFilter(master.getDetails(), "order by this.i desc").list().size() == 2);
    assertTrue(s.createFilter(master.getDetails(), "select this where this.id > -1").list().size() == 2);
    Query q = s.createFilter(master.getDetails(), "where this.id > :id");
    q.setInteger("id", -1);
    assertTrue(q.list().size() == 2);
    q = s.createFilter(master.getDetails(), "where this.id > :id1 and this.id < :id2");
    q.setInteger("id1", -1);
    q.setInteger("id2", 99999999);
    assertTrue(q.list().size() == 2);
    q.setInteger("id2", -1);
    assertTrue(q.list().size() == 0);
    q = s.createFilter(master.getDetails(), "where this.id in (:ids)");
    list = new ArrayList();
    list.add(did);
    list.add(new Long(-1));
    q.setParameterList("ids", list);
    assertTrue(q.list().size() == 1);
    assertTrue(q.iterate().hasNext());
    assertTrue(s.createFilter(master.getDetails(), "where this.id > -1").list().size() == 2);
    assertTrue(s.createFilter(master.getDetails(), "select this.master where this.id > -1").list().size() == 2);
    assertTrue(s.createFilter(master.getDetails(), "select m from Master m where this.id > -1 and this.master=m").list().size() == 2);
    assertTrue(s.createFilter(master.getIncoming(), "where this.id > -1 and this.name is not null").list().size() == 0);
    assertTrue(s.createFilter(master.getDetails(), "select max(this.i)").iterate().next() instanceof Integer);
    assertTrue(s.createFilter(master.getDetails(), "select max(this.i) group by this.id").iterate().next() instanceof Integer);
    assertTrue(s.createFilter(master.getDetails(), "select count(*)").iterate().next() instanceof Long);
    assertTrue(s.createFilter(master.getDetails(), "select this.master").list().size() == 2);
    assertTrue(s.createFilter(master.getMoreDetails(), "").list().size() == 0);
    assertTrue(s.createFilter(master.getIncoming(), "").list().size() == 0);
    Query f = s.createFilter(master.getDetails(), "select max(this.i) where this.i < :top and this.i>=:bottom");
    f.setInteger("top", 100);
    f.setInteger("bottom", 0);
    assertEquals(f.iterate().next(), new Integer(12));
    f.setInteger("top", 2);
    assertEquals(f.iterate().next(), new Integer(0));
    f = s.createFilter(master.getDetails(), "select max(this.i) where this.i not in (:list)");
    Collection coll = new ArrayList();
    coll.add(new Integer(-666));
    coll.add(new Integer(22));
    coll.add(new Integer(0));
    f.setParameterList("list", coll);
    assertEquals(f.iterate().next(), new Integer(12));
    f = s.createFilter(master.getDetails(), "select max(this.i) where this.i not in (:list) and this.master.name = :listy2");
    f.setParameterList("list", coll);
    f.setParameter("listy2", master.getName());
    assertEquals(f.iterate().next(), new Integer(12));
    iter = master.getDetails().iterator();
    i = 0;
    while (iter.hasNext()) {
        Detail d = (Detail) iter.next();
        assertTrue("master-detail", d.getMaster() == master);
        s.delete(d);
        i++;
    }
    assertTrue("master-detail", i == 2);
    s.delete(master);
    t.commit();
    s.close();
}