Element getElement(PseudoPath path) {
Element currentElement = fileTree;
for (int i = 0; i < path.getNameCount(); i++) {
currentElement = getChildByName(currentElement, path.getName(i));
if (currentElement == null) return null;
}
return currentElement;
}
public synchronized void addFile(PseudoPath path) {
if (path.equals(new PseudoPath())) {
throw new IllegalArgumentException("Adding empty path does not allowed.");
}
PseudoPath parent = path.getParent();
Element parentElement = getElement(parent);
if (parentElement == null) {
throw new IllegalArgumentException("Parent directory does not exist.");
} else {
Element childElement = new Element(FileType.FILE.getName());
String filename = path.getName(path.getNameCount() - 1);
childElement.addAttribute(new Attribute("name", filename));
parentElement.appendChild(childElement);
}
}
