java - add a new entity -One-To-Many relation -

i define following entities :baseentity , magasin , article :

 @entity(name = "magasin") @table(name = "magasin") public class magasin extends baseentity {      private static final long serialversionuid = 1l;       @basic     @size(min=5, max=100, message="the name must between {min} , {max} characters")     private string name;      @onetomany(cascade=cascadetype.all, mappedby="magasin")     @valid     private set<article> article;      public string getname() {         return name;     }      public void setname(string name) {         this.name = name;     }      public set<article> getarticle() {         return article;     }      public void setarticle(set<article> article) {         this.article = article;     } }  @entity(name="article") @table(name="article") public class article extends baseentity {      private static final long serialversionuid = 1l;      @manytoone     private magasin magasin;      @basic     @size(min=5, max=100, message="the name must between {min} , {max} characters")     private string name;     @basic     private float price;      public magasin getmagasin() {         return magasin;     }      public void setmagasin(magasin magasin) {         this.magasin = magasin;     }      public string getname() {         return name;     }      public void setname(string nom) {         this.name = nom;     }     public float getprice() {         return price;     }      public void setprice(float price) {         this.price = price;     }  }   @mappedsuperclass  public class baseentity {  @id @generatedvalue(strategy=generationtype.identity) private integer id;  public void setid(integer id) {     this.id = id; }  public integer getid() {     return id; }  public boolean isnew() {     return (this.id == null); } 

i try add new entity bit didn't work .no new entity inserted .there no error .how can modify in order add new entity article ?

function genericdao

public t add(t entity) {     system.out.println("start");     gethibernatetemplate().save(entity);     system.out.println("end");     return entity; } 

flex main

private function submitdata(event:event):void {              var article_ajout=new article();             article_ajout.name=pop1.art_name.text;             article_ajout.price=parsefloat(pop1.art_prix.text);             article_ajout.magasin=magasin(imagasin.selecteditem);             alert.show("test");             articleservice.add(article_ajout);               removeme(event);         }