@Entity 
@Table(name = "bg_content") 
public class BgContent extends IdEntity{ 
  private String content; 
  private List<BgPic> lBasePic; 
  
  @OneToMany(fetch = FetchType.EAGER) 
  @JoinColumn(name = "cont_id") 
  public List<BgPic> getlBasePic() { 
    return lBasePic; 
  } 
} 

@Entity 
@Table(name = "bg_pic") 
public class BgPic extends IdEntity{ 
  private String pic_path; 
  private Long cont_id; 
} 

public String list() throws Exception { 
  page = mng.getAllPage(page); 
  return SUCCESS; 
} 

   <s:iterator value="page.result" id="pa" >     
        ${pa.lBasePic }
        <s:iterator value="lBasePic "> 
                  --ww         
        </s:iterator> 
     </s:iterator>