Spring MVC + hibernate: binding form to polymorphic class list









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i have this structure class:



public class A 
private list<B> b;


public class B
public class B1 extends B
public class B2 extends B


At the controller:



@RequestMapping("/A")
public ModelAndView getA()
model.addObject("a", a);



This method return the list with all B1 and B2 to the view and all ok.



But when i try submit the form:



@PostMapping("/saveA")
public ModelAndView saveA(@ModelAttribute A a, BindingResult bindingResult)


the specific values ​​of each class dont save.



Is there any way to do this?










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    up vote
    0
    down vote

    favorite












    i have this structure class:



    public class A 
    private list<B> b;


    public class B
    public class B1 extends B
    public class B2 extends B


    At the controller:



    @RequestMapping("/A")
    public ModelAndView getA()
    model.addObject("a", a);



    This method return the list with all B1 and B2 to the view and all ok.



    But when i try submit the form:



    @PostMapping("/saveA")
    public ModelAndView saveA(@ModelAttribute A a, BindingResult bindingResult)


    the specific values ​​of each class dont save.



    Is there any way to do this?










    share|improve this question







    New contributor




    Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.





















      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      i have this structure class:



      public class A 
      private list<B> b;


      public class B
      public class B1 extends B
      public class B2 extends B


      At the controller:



      @RequestMapping("/A")
      public ModelAndView getA()
      model.addObject("a", a);



      This method return the list with all B1 and B2 to the view and all ok.



      But when i try submit the form:



      @PostMapping("/saveA")
      public ModelAndView saveA(@ModelAttribute A a, BindingResult bindingResult)


      the specific values ​​of each class dont save.



      Is there any way to do this?










      share|improve this question







      New contributor




      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      i have this structure class:



      public class A 
      private list<B> b;


      public class B
      public class B1 extends B
      public class B2 extends B


      At the controller:



      @RequestMapping("/A")
      public ModelAndView getA()
      model.addObject("a", a);



      This method return the list with all B1 and B2 to the view and all ok.



      But when i try submit the form:



      @PostMapping("/saveA")
      public ModelAndView saveA(@ModelAttribute A a, BindingResult bindingResult)


      the specific values ​​of each class dont save.



      Is there any way to do this?







      spring hibernate spring-mvc polymorphism






      share|improve this question







      New contributor




      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







      New contributor




      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      share|improve this question




      share|improve this question






      New contributor




      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.









      asked Nov 10 at 11:04









      Gwaihir

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      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      New contributor





      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






      Gwaihir is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.



























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