コード例 #1
0
 public static boolean isWIFI() {
   ConnectivityManager cm =
       (ConnectivityManager)
           MyApplication.getInstance().getSystemService(Context.CONNECTIVITY_SERVICE);
   NetworkInfo netInfo = cm.getActiveNetworkInfo();
   return netInfo.getType() == ConnectivityManager.TYPE_WIFI;
 }
コード例 #2
0
 private static ConnectivityManager getConnectivityManager() {
   if (null == connectivityManager) {
     connectivityManager =
         (ConnectivityManager)
             MyApplication.getInstance().getSystemService(Context.CONNECTIVITY_SERVICE);
   }
   return connectivityManager;
 }
コード例 #3
0
 private static void enableHttpResponseCache() {
   try {
     long httpCacheSize = 10 * 1024 * 1024; // 10 MiB
     File httpCacheDir = new File(MyApplication.getInstance().getCacheDir(), "http");
     Class.forName("android.net.http.HttpResponseCache")
         .getMethod("install", File.class, long.class)
         .invoke(null, httpCacheDir, httpCacheSize);
   } catch (Exception httpResponseCacheNotAvailable) {
   }
 }
コード例 #4
0
 /**
  * get system proxy, or null if no proxy is set.
  *
  * @return
  */
 @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
 public static Proxy getProxy() {
   @SuppressWarnings("deprecation")
   String proxyName =
       Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1
           ? Settings.Global.HTTP_PROXY
           : Settings.Secure.HTTP_PROXY;
   String proxyStr =
       Settings.Secure.getString(MyApplication.getInstance().getContentResolver(), proxyName);
   if (null == proxyStr) {
     return null;
   }
   String[] proxyStringSplits = proxyStr.split(":");
   String proxyAddress = proxyStringSplits[0];
   int proxyPort = Integer.parseInt(proxyStringSplits[1]);
   return new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyAddress, proxyPort));
 }