easyui下拉框动态级联加载的示例代码

2020-05-27 17:58:41易采站长站整理

*/
public void loadCourse(HttpServletRequest request,
HttpServletResponse response) throws Exception {
JackJsonUtils JackJsonUtils = new JackJsonUtils();
String id = request.getParameter("id");
System.out.println("学院id====" + id);
try {
if(id != null && id != ""){
List<CourseInfo> listCourseInfoList = courseBean
.queryAllCourseInfos(id);
System.out.println("课程list大小=====" + listCourseInfoList.size());
String result = JackJsonUtils.BeanToJson(listCourseInfoList);
System.out.println(result);
JsonUtils.outJson(response, result);
}
} catch (Exception e) {
logger.error("加载课程失败", e);
}
}

根据基础提供的接口查询学院和课程,转换为json格式后绑定到前台控件上。