Add isConnected(Context) utility method.

Change-Id: I761d9c6408546fa47248d1c5e5b756ce91ff2465

1 files changed, 13 insertions, 0 deletions

diff --git a/src/com/android/mail/utils/Utils.java b/src/com/android/mail/utils/Utils.java
index f230a4ae4..031186c41 100644
--- a/src/com/android/mail/utils/Utils.java
+++ b/src/com/android/mail/utils/Utils.java
@@ -29,6 +29,8 @@ import android.content.res.TypedArray;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.graphics.Typeface;
+import android.net.ConnectivityManager;
+import android.net.NetworkInfo;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Build;
@@ -1218,4 +1220,15 @@ public class Utils {
             return email.toLowerCase(Locale.US);
         }
     }
+
+    /**
+     * Returns whether the device currently has network connection. This does not guarantee that
+     * the connection is reliable.
+     */
+    public static boolean isConnected(final Context context) {
+        final ConnectivityManager connectivityManager =
+                ((ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE));
+        final NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
+        return (networkInfo != null) && networkInfo.isConnected();
+    }
 }