Version: 3.2.1 Update

src/main/java/hae/utils/project/FileProcessor.java

@@ -0,0 +1,47 @@
+package hae.utils.project;
+
+import java.io.File;
+import java.nio.file.DirectoryStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Comparator;
+
+public class FileProcessor {
+    public static void deleteDirectoryWithContents(Path pathToBeDeleted) {
+        if (pathToBeDeleted != null) {
+            try {
+                Files.walk(pathToBeDeleted)
+                        .sorted(Comparator.reverseOrder())
+                        .map(Path::toFile)
+                        .forEach(File::delete);
+            } catch (Exception ignored) {
+            }
+        }
+    }
+
+    public static byte[] readFileContent(String basePath, String fileName) {
+        Path filePath = Paths.get(basePath, fileName);
+        Path path = Paths.get(basePath);
+        try {
+            byte[] fileContent = Files.readAllBytes(filePath);
+
+            Files.deleteIfExists(filePath);
+
+            boolean isEmpty = isDirectoryEmpty(path);
+            if (isEmpty) {
+                Files.deleteIfExists(path);
+            }
+
+            return fileContent;
+        } catch (Exception e) {
+            return new byte[0];
+        }
+    }
+
+    private static boolean isDirectoryEmpty(Path directory) throws Exception {
+        try (DirectoryStream<Path> dirStream = Files.newDirectoryStream(directory)) {
+            return !dirStream.iterator().hasNext();
+        }
+    }
+}