Resolve #79

src/main/java/nsusbloader/FilesHelper.java

@@ -0,0 +1,32 @@
+/*
+    Copyright 2019-2020 Dmitry Isaenko
+
+    This file is part of NS-USBloader.
+
+    NS-USBloader is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    NS-USBloader is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with NS-USBloader.  If not, see <https://www.gnu.org/licenses/>.
+*/
+package nsusbloader;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+public class FilesHelper {
+    public static String getRealFolder(String path){
+        Path splitMergePath = Paths.get(path);
+        if (Files.notExists(splitMergePath) || Files.isRegularFile(splitMergePath))
+            return System.getProperty("user.home");
+        return path;
+    }
+}