您的位置：首页 > 理论基础 > 计算机网络

判断网络

2019-01-19 09:30 381 查看 
  1. public static final int NETTYPE_WIFI = 0x01;
  2.     public static final int NETTYPE_CMWAP = 0x02;
  3.     public static final int NETTYPE_CMNET = 0x03;
  4.     public int getNetworkType() {
  5.         int netType = 0;
  6.         ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
  7.         NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
  8.         if (networkInfo == null) {
  9.             return netType;
  10.         }        
  11.         int nType = networkInfo.getType();
  12.         if (nType == ConnectivityManager.TYPE_MOBILE) {
  13.             String extraInfo = networkInfo.getExtraInfo();
  14.             if(extraInfo!=null){
  15.                 if (extraInfo.toLowerCase().equals("cmnet")) {
  16.                     netType = NETTYPE_CMNET;
  17.                 } else {
  18.                     netType = NETTYPE_CMWAP;
  19.                 }
  20.             }
  21.         } else if (nType == ConnectivityManager.TYPE_WIFI) {
  22.             netType = NETTYPE_WIFI;
  23.         }
  24.         return netType;
  25.     }
[/code]

                                            

                                        

                        
                        内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理 点击这里给我发消息 
                    

                    

                    

                        

                         标签： 
                                                

                        

                    


                

            


            

                
相关文章推荐

                

                
            

        

        

            

            
            

                

                    
新的分享

                    

                        
                    

                

            


            

                

                    
章节导航