How to get both label and value from f:selectItems

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长发绾君心
长发绾君心 2020-11-30 06:05

I am working on a JSF page which has a dropdown based on List:


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5条回答
  •  无人及你
    2020-11-30 06:45

    The following approach may also be useful in getting value and label using List :
    Here, facade, statesFacade fetches list of states from database/enterprise bean.

    In view (xhtml page):

        
            
            
        
        

    In the Managed Bean(applicationBean1.java):

    private String state;
    
    /**
         * @return the stateSelectItems
         */
        public List getStateSelectItemsItems() {
            stateSelectItems.add(new SelectItem("-1","--- Select state ---"));
            int statesCount = statesFacade.count();
            List states;
            states = statesFacade.findAll();
            for (int i = 0; i < statesCount; i++) {
                stateSelectItems.add(new SelectItem(states.get(i).getStateSlNo(), states.get(i).getStateName()));
            }
            return stateSelectItems;
        }
    
    
           public String getSelectedState(){
           if("".equals(getState()) || getState() ==null){
            return "";
           }else{
            return "Selected State : " + getStateSelectItems.get(Integer.parseInt(getState())).getValue()+", "++ getStateSelectItems.get(Integer.parseInt(getState())).getLabel();
           }
        }
    

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