Session session = HibernateCoreUtil.getSession();
      
      String reportFormId = request.getParameter("id");
      
      if (reportFormId==null && !reportFormId.equals(""))
         throw new RuntimeException("Report form id is mandatory");
      
      ReportForm report = (ReportForm)session.load(
                        ReportForm.class,
                        Long.valueOf(reportFormId)
                        );
      String json = "{success:true, data:" + JSONHelper.getHelper().getJSONObject(report).toString() + "}";
      session.close();
      
      PrintWriter writer = response.getWriter();
      writer.write(json);
      writer.close();

@Entity
@Table(name="SysReportForm")
@javax.persistence.NamedQueries
({
   @NamedQuery(name="sys.allReportForms", query="select o from ReportForm o"),   
   @NamedQuery(name="sys.getReportFormById", query="select o from ReportForm o where o.id = :id"),
   @NamedQuery(name="sys.getReportFormByNameSymbol", query="select o from ReportForm o where o.nameSymbol = :nameSymbol"),
})
public class ReportForm {
   
   @Id
   @GeneratedValue
   private Long id;
   
   @Column(name = "nameSymbol", length=30, nullable=false, unique=true)
   private String nameSymbol;
   
   @Column(name = "description", length=30, nullable=false)
   private String description;
   
   @ManyToOne
    @JoinColumn(name="moduleId", nullable=false)
    private Module module;
   
   @ManyToMany(targetEntity=ReportCategory.class,cascade={CascadeType.PERSIST, CascadeType.MERGE})
   @JoinTable(name="SysReportFormReportCategory",joinColumns=@JoinColumn(name="reportFormId"),inverseJoinColumns=@JoinColumn(name="reportCategoryId"))
   private List<ReportCategory> categories = new ArrayList<ReportCategory>();