hi im using two tables where Table1 refers Table2 by manytoOne annotation
here im using the following code to insert in primary and secondry table
when the register() is called it insert in the database
when the String edit() method is called it edit the particular review and
update the review
then for second time register() is called detached entity passed to persist
entity.beans.TblReviews error comes ......
how to over come this
even i used em.flush();
| em.refresh(tr);
still the error comes how to reoslve this
@Stateful
|
| @Name("search")
| public class SearchAction
| implements Search,
| Serializable
| {
| static final long serialVersionUID = -6536629890251170098L;
|
| @PersistenceContext
| EntityManager em;
|
| @RequestParameter
| BigDecimal id;
|
| @RequestParameter
| BigDecimal revid;
|
|
| @Out(required=false)
| TblProducts pro;
|
| @DataModel
| private List rev;
|
| @Out(required=false)
| Long rid4comm1;
|
| @In (required=false)
| Identity identity;
|
| TblReviews tr=new TblReviews();
| @In(required=false)
| @Out(required=false)
| TblUserReviews tblu;
|
| @Out(required=false)
| List<TblUserReviews> editreview;
|
| @Begin(join=true)
| public void selectFromRequest() {
|
| if (id != null) {
| pro = em.find(TblProducts.class, id);
| details = em.createQuery("select s from SearchBean s
where s.storeProductId in (select st2.storeProductId from TblProductStore st2
where st2.productId="+id+")").getResultList();
| rev= em.createQuery("select p from TblReviews p where
productId="+id+"").getResultList();
|
| }
| }
| @Begin(join=true)
| public String register() {
| tr.setProductId(pro);
| tr.setUserId(identity.getUsername());
| Set<TblUserReviews> tblUserReviewsCollection= new
TreeSet<TblUserReviews>();
| tblu.setReviewEntryId(tr);
| tblUserReviewsCollection.add(tblu);
| tr.setTblUserReviewsCollection(tblUserReviewsCollection);
| em.persist(tr);
| em.flush();
| em.refresh(tr);
| return "/prodis.xhtml";
| }
| @Begin(join=true)
| public String edit() {
| em.merge(tblu);
| return "/prodis.xhtml";
| }
|
| @Begin(join=true)
| public void editReview(){
| editreview= (List<TblUserReviews>) em.createQuery("select p
from TblUserReviews p where userReviewId="+revid+"").getResultList();
| tblu = (TblUserReviews) editreview.get(0);
| }
| @End
| public void reset() {}
|
| @Destroy
| @Remove
| public void destroy() {}
|
| }
thank u regards
kavi
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