public String getInviteRelation(String phone){		String url = PropertiesUtil.getPropertyValue("HHRURL") + "****.do";		List<NameValuePair> params=new ArrayList<NameValuePair>();		params.add(new BasicNameValuePair("phone",phone));		String result = doGet(url, params, "getInviteRelation");		if(result != null && !result.trim().equals("")){			Map resultMap = JSONObject.fromObject(result);			log.info("getInviteRelation resultMap="+resultMap.toString());			return String.valueOf(((Map)resultMap.get("respContent")).get("token"));		}else{			return "";		}	}