Convert list data form to JSON form

Action

 Public String showallexperts () {       try  {        list=  Rescueexpertsservice.findrescueexpertslist ();           springcontextassist. Getbean (ijsongenerator.class);//Get to transfer mechanism         = json.getjsonstring (list); //Convert list to JSON
       Catch (Exception e) {
             
       
      return "Rescue_experts_mapview"
   }

Springcontextassist

 PackageCom.hfky.crs.busi.service;Importorg.springframework.beans.BeansException;ImportOrg.springframework.context.ApplicationContext;ImportOrg.springframework.context.ApplicationContextAware;ImportOrg.springframework.stereotype.Service; @Service Public classSpringcontextassistImplementsApplicationcontextaware {Private StaticApplicationContext context; @Override Public voidSetapplicationcontext (ApplicationContext ApplicationContext)throwsbeansexception {Context=ApplicationContext; }           Public Static<T> T Getbean (String beanname,class<t>CLS) {          returnCls.cast (Context.getbean (beanname)); }           Public Static<T> T Getbean (class<t>type) {        returnContext.getbean (type); }} 

Ijsongenerator.class

 PackageCom.hfky.crs.busi.service;Importjava.util.List;ImportCom.google.gson.ExclusionStrategy; Public InterfaceIjsongenerator { Publicijsongenerator Applydateformat (String pattern); /*** Convert an object instance to a JSON string *@paramtarget object to convert *@returnJSON string*/     PublicString getjsonstring (Object target); /*** Get JSON String *@paramTarget *@parames *@return     */     PublicString getjsonstring (Object target,exclusionstrategy es); /**     *      * @paramTarget *@paramexcluded *@return     */     PublicString getjsonstring (Object target,class<?>... excluded); /*** Get object instances from JSON String *@param<Type> Result class type *@paramJSON JSON String *@paramCLS Type *@returntarget Object*/     Public<Type> Type getjsonobject (String json,class<type>CLS); /**     * @param<Type> *@paramJSON *@paramCLS *@return     */     Public<Type> list<type> Getlistfromjson (String json,class<type>CLS); }

Convert list data form to JSON form