break;
                
            case FILE_REMOVED:
                entry.removeChild(childName);
                break;
                
            case FILE_MODIFIED:
                // Remove from cache to force refresh
                entry.removeChild(childName);
                break;
                
            case DIRECTORY_RENAMED:

            entry.invalidate();
            break;

        case FILE_REMOVED:
            entry.removeChild(childName);
            break;

        case FILE_MODIFIED:
            // Remove from cache to force refresh
            entry.removeChild(childName);
            break;

        case DIRECTORY_RENAMED:
            // Full invalidation needed
            entry.invalidate();

        assertTrue(entry.hasChild(childName));

        // Remove the child
        entry.removeChild(childName);
        assertFalse(entry.hasChild(childName));
        assertTrue(entry.hasChanges());

        // Remove non-existent child - should not change state
        entry.removeChild("nonexistent.txt");
        assertTrue(entry.hasChanges()); // Still has changes from previous removal
    }

        } finally {
            lock.writeLock().unlock();
        }
    }

    /**
     * Remove a child entry
     *
     * @param childName child file name
     */
    public void removeChild(String childName) {
        lock.writeLock().lock();
        try {
            if (children.remove(childName) != null) {
                hasChanges = true;
                lastUpdateTime = System.currentTimeMillis();

            return null;
        }

        @Override
        public Node replaceChild(Node newChild, Node oldChild) {
            return null;
        }

        @Override
        public Node removeChild(Node oldChild) {
            return null;
        }

        @Override
        public Node appendChild(Node newChild) {
            return null;
        }

        @Override

            } else {
                processGoogleOffOn(childNode, flag);
            }
        }

        if (removedNodeList != null) {
            removedNodeList.stream().forEach(n -> node.removeChild(n));
        }

        return node;
    }

    /**
     * Prunes unwanted tags from the node based on configuration.
     *
     * @param node the node to prune