Examples of org.exolab.castor.jdo.Database.rollback()

org.exolab.castor.jdo.Database.rollback()
Rolls back and closes the transaction. All changes made to persistent objects during the transaction are lost, objects created during the transaction are not made durable and objects removed during the transaction continue to exist. @throws TransactionNotInProgressException Method called whiletransaction is not in progress


        laptop.setName("laptop 1");


        database.begin();
        database.update(laptop);
        database.rollback();
        
        database.begin();
        laptop = (Laptop) database.load(Laptop.class, new Integer(1));
        database.commit();

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                                + person.getValue1() + ", expected: " + expectedValue);
                        valid = false;
                    }
                }
            }
            db.rollback();
            db.close();
        } catch (Exception e) {
            if (db != null) {
                try {
                    db.close();

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        db.begin();
        parent = (Lazy1to1Parent ) db.load(Lazy1to1Parent.class, new Integer (20000));
        child = parent.getChild();
        assertNotNull(child);
        assertEquals(1, child.getId().intValue());
        db.rollback();
        
        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (20000));
        db.remove(parent);
        db.commit();

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        db.commit();


        // re-load to assert that nothing has changed
        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        db.rollback();


        assertParent(parent, 1, "parent 1");
        assertChild(parent.getChild(), 1, "child 1");


        db.close();

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        db.commit();


        db.begin();
        child = (Lazy1to1Child) db.load(Lazy1to1Child.class, new Integer (2));
        assertChild(child, 2, "child 22");
        db.rollback();


        db.begin();
        child = (Lazy1to1Child) db.load(Lazy1to1Child.class, new Integer (2));
        assertChild(child, 2, "child 22");
        child.setDescription("child 2");

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        db.commit();


        db.begin();
        child = (Lazy1to1Child) db.load(Lazy1to1Child.class, new Integer (2));
        assertChild(child, 2, "child 2");
        db.rollback();


        db.close();
    }


    public void testUpdateParentMemberWithAccess() throws Exception {

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        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        assertParent(parent, 1, "parent 11");
        child = parent.getChild();
        assertChild(child, 1, "child 1");
        db.rollback();


        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        assertParent(parent, 1, "parent 11");
        child = parent.getChild();

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        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        assertParent(parent, 1, "parent 1");
        child = parent.getChild();
        assertChild(child, 1, "child 1");
        db.rollback();


        db.close();
    }


    public void testUpdateParentMemberWithoutAccess() throws Exception {

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        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        assertParent(parent, 1, "parent 1");
        assertNull(parent.getChild());
        db.rollback();


        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        assertParent(parent, 1, "parent 1");
        childNew = (Lazy1to1Child) db.load(Lazy1to1Child.class, new Integer (1));

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        db.begin();
        parent = (Lazy1to1Parent) db.load(Lazy1to1Parent.class, new Integer (1));
        assertParent(parent, 1, "parent 1");
        assertChild(parent.getChild(), 1, "child 1");
        db.rollback();


        db.close();
    }


    private void assertParent(final Lazy1to1Parent account,

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