Android(安卓)判断是否联网及判断SDK版本

分类:手机开发| 发布:佚名| 查看:274 | 发表时间:2015/7/15
01public static int getSDKVersionNumber() {
02       int sdkVersion;
03     try {
04           sdkVersion = Integer.valueOf(android.os.Build.VERSION.SDK);
05 
06     } catch (NumberFormatException e) {
07 
08         sdkVersion = 0;
09     }
10       return sdkVersion;
11  }
01public static boolean hasInternet(Activity activity) {
02      ConnectivityManager manager = (ConnectivityManager) activity
03                .getSystemService(Context.CONNECTIVITY_SERVICE);
04        NetworkInfo info = manager.getActiveNetworkInfo();
05      if (info == null || !info.isConnected()) {
06          return false;
07       }
08       if (info.isRoaming()) {
09         return true;
10        }
11       return true;
12    }
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