jquery怎样实现ajax联动框(二)(2)

@RequestMapping("loadBuildings")
@ResponseBody
public Map<String, Object> loadBuildings(ModelMap model){
String msg = "";
boolean isSuccess = false;
List<Map<String, String>> maps=new ArrayList<Map<String,String>>();
try {
List<GeoArea> buildings= geoAreaService.findBuildings();
for (GeoArea building : buildings) {
Map<String,String> map=new HashMap<String, String>();
map.put("value", building.getId().toString());
map.put("text", building.getName());
maps.add(map);
}
msg = "查找大楼成功。";
isSuccess=true;
} catch (Exception e) {
msg = "查找大楼失败。";
log.error("查找大楼失败：" + e.getMessage(), e);
}
return buildAjaxResult(isSuccess, msg,maps);
}
@RequestMapping("loadFloors")
@ResponseBody
public Map<String, Object> loadFloors(@RequestParam("buildingId")Integer buildingId,ModelMap model){
String msg = "";
boolean isSuccess = false;
List<Map<String, String>> maps=new ArrayList<Map<String,String>>();
try {
List<GeoArea> floors= geoAreaService.findFloorById(buildingId);
for (GeoArea floor : floors) {
Map<String,String> map=new HashMap<String, String>();
map.put("value", floor.getId().toString());
map.put("text", floor.getName());
map.put("other", floor.getCode());
maps.add(map);
}
msg = "查找楼层成功。";
isSuccess=true;
} catch (Exception e) {
msg = "查找楼层失败。";
log.error("查找楼层失败：" + e.getMessage(), e);
}
return buildAjaxResult(isSuccess, msg,maps);
}
protected Map<String, Object> buildAjaxResult(boolean isSuccess, String msg, Object data) {
Map<String, Object> resultMap = new HashMap<String, Object>();
resultMap.put("success", isSuccess);
resultMap.put("msg", msg);
resultMap.put("data", data);
return resultMap;
}

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