+import com.owncloud.android.authentication.SsoWebViewClient.SsoWebViewClientListener;\r
+import com.owncloud.android.network.OwnCloudClientUtils;\r
+import com.owncloud.android.operations.ExistenceCheckOperation;\r
+import com.owncloud.android.operations.OAuth2GetAccessToken;\r
+import com.owncloud.android.operations.OnRemoteOperationListener;\r
+import com.owncloud.android.operations.OwnCloudServerCheckOperation;\r
+import com.owncloud.android.operations.RemoteOperation;\r
+import com.owncloud.android.operations.RemoteOperationResult;\r
+import com.owncloud.android.operations.RemoteOperationResult.ResultCode;\r
+import com.owncloud.android.ui.dialog.SamlWebViewDialog;\r
+import com.owncloud.android.ui.dialog.SslValidatorDialog;\r
+import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;\r
+import com.owncloud.android.utils.OwnCloudVersion;\r