code: public Map getInfoByIdService(Map requestParamMap,String tableName){
  		String tempKeyId=calcuIdKey();
  		String id=(String) requestParamMap.get(tempKeyId);
  		//add 20170831 ninghao
  		Map filterViewRet=filterView4Select(tableName,requestParamMap,id,tempKeyId,TYPE_SELECT_ID);
  		if(filterViewRet!=null ){
  			return filterViewRet;
  		}
  		
  		Map retMap=getInnerDao().queryObjJoinByBizId(tableName, id, tempKeyId);
  		if(retMap==null){
  			return null;
  		}
  		CheckModelTypeUtil.addMetaCols(retMap);
  		CheckModelTypeUtil.changeNoStrCols(retMap);
  		return retMap;
  	}
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  @param tableName �����
  @return
  @throws Exception