pm.currentTransaction().begin();
Catalogue cat = null;
int nbCat = 0;
Marche mar= null;
int nbMar = 0;
Article a;
for(int idArt=0; idArt<NB_ARTICLE; idArt++) {
if ((idArt / CATLAOGUE_SIZE) == nbCat) {
cat = new Catalogue();
pm.makePersistent(cat);
nbCat ++;
}
if ((idArt / MARCHE_SIZE) == nbMar) {
mar = new Marche();
pm.makePersistent(mar);
nbMar ++;
}
a = new Article(idArt);
pm.makePersistent(a);
a.setCatalogue(cat);
mar.getArticles().add(a);
}
pm.currentTransaction().commit();
a = null;
cat = null;
mar = null;
pm.evictAll();
Extent extent = pm.getExtent(Catalogue.class, true);
Iterator it = extent.iterator();
while(it.hasNext()) {
cat = (Catalogue) it.next();
logger.log(BasicLevel.DEBUG, "Catalogue " + cat.getId());
Collection arts = cat.getArticles();
Iterator articles = arts.iterator();
while(articles.hasNext()) {
a = (Article) articles.next();
logger.log(BasicLevel.DEBUG, "\tArticle " + a.getId());
Collection mars = a.getMarches();
Iterator marches = mars.iterator();
while (marches.hasNext()) {
mar = (Marche) marches.next();
logger.log(BasicLevel.DEBUG, "\t\tMarche " + mar.getId());
Collection m2as = mar.getArticles();
assertTrue("The article '" + a.getId()
+ "' is not in the collection marche(" + mar.getId()
+ ").articles", m2as.contains(a));
}
}
}
extent.closeAll();
pm.currentTransaction().begin();
Query q = pm.newQuery(Catalogue.class);
q.setResult("distinct this");
q.setFilter("articles.contains(a) && a.marches.contains(m) && m.id==MID");
q.declareParameters("long MID");
q.declareVariables("Marche m;Article a");
Collection c = (Collection) q.execute(new Long(mar.getId()));
Collection expectedResults = Collections.singletonList(cat);
assertSameCollection("Collection of results is not the one expected", expectedResults, c);
q.closeAll();
pm.currentTransaction().commit();
a = null;
cat = null;
mar = null;
pm.currentTransaction().begin();
extent = pm.getExtent(Article.class, true);
it = extent.iterator();
while (it.hasNext()) {
a = (Article) it.next();
cat = a.getCatalogue();
if (cat != null) {
pm.deletePersistent(cat);
}
pm.deletePersistentAll(a.getMarches());
pm.deletePersistent(a);
}
pm.currentTransaction().commit();
pm.close();
}