@Test(expectedExceptions = OptimisticLockException.class)
public void testOptimisticLockException() {
ComponentSpec cs =
createComponentSpec(
Long.toString(1),
"chris",
"cs",
"type1",
"chris",
Collections.<Tag>emptyList(),
Collections.<String, String>emptyMap());
em.getTransaction().begin();
em.persist(cs);
em.getTransaction().commit();
em.clear();
Assert.assertFalse(em.contains(cs));
em.getTransaction().begin();
ComponentSpec orig = em.find(ComponentSpec.class, Long.toString(1));
orig.setComponentName("revisedName");
em.getTransaction().commit();
em.clear();
ComponentSpec current = em.find(ComponentSpec.class, Long.toString(1));
Assert.assertEquals(current.getObjVersion(), 1);
Assert.assertEquals(cs.getObjVersion(), 0);
em.getTransaction().begin();
em.merge(cs);
em.getTransaction()
.commit(); // optimistic lock exception should be thrown as there has been an intervening
// commit
}
private ComponentSpec createComponentSpec(
String id,
String userId,
String name,
String type,
String owner,
List<Tag> tags,
Map<String, String> views) {
ComponentSpec cs = new ComponentSpec();
cs.setComponentId(id);
cs.setCreatorUserId(userId);
cs.setComponentName(name);
cs.setComponentType(type);
cs.setOwner(owner);
cs.setReferencedComponents(new ArrayList<ComponentSpec>());
List<ViewState> viewStates = new ArrayList<ViewState>();
for (Entry<String, String> e : views.entrySet()) {
ViewState vs = new ViewState();
ViewStatePK viewStatePK = new ViewStatePK();
viewStatePK.setComponentId(cs.getComponentId());
viewStatePK.setViewType(e.getKey());
vs.setViewStatePK(viewStatePK);
vs.setViewInfo(e.getValue());
viewStates.add(vs);
}
cs.setViewStateCollection(viewStates);
cs.setTagAssociationCollection(new ArrayList<TagAssociation>());
for (Tag aTag : tags) {
TagAssociation association = new TagAssociation();
TagAssociationPK tagPK = new TagAssociationPK();
tagPK.setComponentId(cs.getComponentId());
tagPK.setTagId(aTag.getTagId());
association.setTagAssociationPK(tagPK);
association.setTagProperty(aTag.getTagProperty());
cs.getTagAssociationCollection().add(association);
}
return cs;
}
