android: Throw an exception if UUID can't get parsed

The parser is quite picky and e.g. doesn't accept UUIDs without dashes.
Even without a specific error, this at least points the users into the
right direction.

Fixes #3583.

diff --git a/src/frontends/android/app/src/main/java/org/strongswan/android/ui/VpnProfileImportActivity.java b/src/frontends/android/app/src/main/java/org/strongswan/android/ui/VpnProfileImportActivity.java
index a9c8b56de75162321d055ea264848e1691d8a791..12e77eeb2c98adacb82b2642da7a68a9cfba01fb 100644 (file)
--- a/src/frontends/android/app/src/main/java/org/strongswan/android/ui/VpnProfileImportActivity.java
+++ b/src/frontends/android/app/src/main/java/org/strongswan/android/ui/VpnProfileImportActivity.java
@@ -463,8 +463,7 @@ public class VpnProfileImportActivity extends AppCompatActivity
                }
                catch (IllegalArgumentException e)
                {
-                       e.printStackTrace();
-                       return null;
+                       throw new JSONException(getString(R.string.profile_import_failed_value, "uuid"));
                }
                ParsedVpnProfile profile = new ParsedVpnProfile();
                Integer flags = 0;