8: Create FileCleaner

src/main/java/com/bartek/esa/file/cleaner/FileCleaner.java

@@ -0,0 +1,26 @@
+package com.bartek.esa.file.cleaner;
+
+import com.bartek.esa.error.EsaException;
+import io.vavr.control.Try;
+
+import javax.inject.Inject;
+import java.io.File;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Comparator;
+
+public class FileCleaner {
+
+    @Inject
+    public FileCleaner() {
+
+    }
+
+    public void deleteRecursively(File directory) {
+        Try.run(() -> Files.walk(directory.toPath())
+                .sorted(Comparator.reverseOrder())
+                .map(Path::toFile)
+                .forEach(File::delete))
+                .getOrElseThrow(EsaException::new);
+    }
+}

src/main/java/com/bartek/esa/file/di/FileModule.java

@@ -1,5 +1,6 @@
 package com.bartek.esa.file.di;
 
+import com.bartek.esa.file.cleaner.FileCleaner;
 import com.bartek.esa.file.matcher.GlobMatcher;
 import com.bartek.esa.file.provider.FileContentProvider;
 import com.bartek.esa.file.provider.FileProvider;
@@ -29,4 +30,9 @@ public class FileModule {
     public ZipTool zipTool() {
         return new ZipTool();
     }
+
+    @Provides
+    public FileCleaner fileCleaner() {
+        return new FileCleaner();
+    }
 }