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Spring Framework - New object is created in DB instead of updating

Anjali Sharma answered on January 3, 2023 Popularity 1/10 Helpfulness 1/10

answer Spring Framework - New object is created in DB instead of updating

Spring Framework - New object is created in DB instead of updating

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@SessionAttributes("person")
public class PersonUpdateController {
    ...

    @RequestMapping(value="/person/{personId}", method=RequestMethod.POST) 
    public String update(ModelMap modelMap, @Valid Person person, 
        BindingResult bindingResult, SessionStatus status) 
    { 
        ...
        personService.save(person);
        status.setComplete(); // Removes person from the session after successful submit
        ...
    }

    @InitBinder
    public void setAllowedFields(WebDataBinder dataBinder) {
        dataBinder.setDisallowedFields("id"); // For security
    }
}

Popularity 1/10 Helpfulness 1/10 Language java

Source: stackoverflow.com

Tags: java new-object spring updating

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