Add FileAccess#move and FileAccess#copy methods

base/src/main/java/de/staropensource/engine/base/utility/FileAccess.java

@@ -628,42 +628,7 @@ public final class FileAccess {
     }
 
 
-    // -----> File/Directory creation and deletion
+    // -----> File/Directory creation, moving, copying and deletion
-    /**
-     * Deletes the file.
-     * If it doesn't exist, nothing will be done.
-     *
-     * @return this instance
-     * @since v1-alpha8
-     */
-    public @NotNull FileAccess delete() {
-        if (exists()) {
-            Logger.diag("Deleting \"" + path + "\"");
-            //noinspection ResultOfMethodCallIgnored
-            file.delete();
-        }
-        return this;
-    }
-
-    /**
-     * Marks this file for deletion at engine shutdown.
-     *
-     * @return this instance
-     * @see Engine#shutdown()
-     * @see Engine#shutdown(int)
-     * @since v1-alpha8
-     */
-    public @NotNull FileAccess deleteOnShutdown() {
-        Logger.diag("Marking \"" + path + "\" for deletion at engine shutdown");
-
-        // Append path to scheduledDeletion array
-        List<@NotNull Path> scheduledDeletionList = new ArrayList<>(Arrays.stream(scheduledDeletion).toList());
-        scheduledDeletionList.add(path);
-        scheduledDeletion = scheduledDeletionList.toArray(new Path[0]);
-
-        return this;
-    }
-
     /**
      * Creates the file.
      * If it already exists, nothing will be done.
@@ -725,6 +690,67 @@ public final class FileAccess {
         return this;
     }
 
+    /**
+     * Moves this file.
+     *
+     * @param destination destination to move this file to
+     * @return supplied destination
+     * @throws IOException on an IO error
+     * @since v1-alpha9
+     */
+    public @NotNull FileAccess move(@NotNull FileAccess destination) throws IOException {
+        Files.move(path, destination.path);
+        return destination;
+    }
+
+    /**
+     * Copies this file.
+     *
+     * @param destination destination to copy this file to
+     * @return this instance
+     * @throws IOException on an IO error
+     * @since v1-alpha9
+     */
+    public @NotNull FileAccess copy(@NotNull FileAccess destination) throws IOException {
+        Files.move(path, destination.path);
+        return this;
+    }
+
+    /**
+     * Deletes this file.
+     * If it doesn't exist, nothing will be done.
+     *
+     * @return this instance
+     * @since v1-alpha8
+     */
+    public @NotNull FileAccess delete() {
+        if (exists()) {
+            Logger.diag("Deleting \"" + path + "\"");
+            //noinspection ResultOfMethodCallIgnored
+            file.delete();
+        }
+        return this;
+    }
+
+    /**
+     * Marks this file for deletion at engine shutdown.
+     *
+     * @return this instance
+     * @see Engine#shutdown()
+     * @see Engine#shutdown(int)
+     * @since v1-alpha8
+     */
+    public @NotNull FileAccess deleteOnShutdown() {
+        Logger.diag("Marking \"" + path + "\" for deletion at engine shutdown");
+
+        // Append path to scheduledDeletion array
+        List<@NotNull Path> scheduledDeletionList = new ArrayList<>(Arrays.stream(scheduledDeletion).toList());
+        scheduledDeletionList.add(path);
+        scheduledDeletion = scheduledDeletionList.toArray(new Path[0]);
+
+        return this;
+    }
+
 
     // -----> File locking
     /**