接口用户名密码请求url

//获取url，api数据
	public String getProviderOzMeg(String api_url){
		try 
		{
			URL url = new URL(api_url);
			HttpURLConnection conn = (HttpURLConnection)url.openConnection();
			String author = "Basic " + Base64Util.getBase64(Au_experienceozConfig.user_name_pro + ":" + Au_experienceozConfig.user_password_pro);
			conn.setRequestProperty("Authorization", author); 
			conn.connect();
			log.info("ResponseCode："+conn.getResponseCode());
			BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream()));
			String meg = br.readLine();
			conn.disconnect();
			return meg;
		} 
		catch (Exception e) {
			return null;
		}
	}