/**
  * 查询电台信息
  *
  * @param contentid
  * @param acttype
  * @return
  */
 public Map<String, Object> getBroadcastInfo(String contentid, String acttype) {
   Map<String, Object> broadcastData = new HashMap<String, Object>(); // 单体信息
   BroadcastPo bc = bcService.getBroadcastList(contentid);
   if (bc == null) return null;
   broadcastData.put("ContentId", bc.getId());
   broadcastData.put("ContentName", bc.getBcTitle());
   broadcastData.put("MediaType", bc.getBcTitle());
   broadcastData.put("ContentImg", bc.getBcImg());
   broadcastData.put("ContentCTime", bc.getCTime());
   broadcastData.put("ContentDesc", bc.getDesc());
   broadcastData.put("ContentSource", bc.getBcPublisher());
   broadcastData.put("ContentPersons", null);
   return broadcastData;
 }