Load select options using Ajax and CoreAction

Data.jsp

<%@ page language="java" contentType="application/json; charset=UTF-8" pageEncoding="UTF-8" trimDirectiveWhitespaces="true"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

{
    "list": [
    <c:forEach var="value" items="${list}" varStatus="status">
        "${value}"
        <c:if test="${!status.last}" >,</c:if>
    </c:forEach>
    ]
}

Ibatis xml

<select id="consPlanRateBackupList" resultClass="string">
select value from tableName
</select>

jsp file:

<select id="ratebackup" ></select>
$.ajax({
    url: "/Core/CoreList.action",
    data: {
        "user-query": "pmis.cons.conspkg.consPlanRateBackupList",
        "user-forward": "/ml/cons/conspkg/Data.jsp"
    },
    type: "POST",
    dataType: "json"
}).done(function(data){
    var options = $("#ratebackup");
    $.each(data.list, function(index, value) {
        options.append($("<option />").val(this).text(this));
    });
});