protected Path convertToAbsolute(final Path path) {
if (path != null) {
final RelativePathService service = property().service(RelativePathService.class);
if (service == null) {
if (enclosed() && path.segmentCount() > 0 && path.segment(0).equals("..")) {
return null;
}
Path absolute = null;
for (Path root : getBasePaths()) {
try {
final File file = root.append(path).toFile().getCanonicalFile();
absolute = new Path(file.getPath());
if (file.exists()) {
break;
}
} catch (IOException e) {
// Intentionally ignoring to continue to the next root. If none of the roots
// produce a viable absolute path, a null return from this method signifies
// being unable to convert the relative path. That is sufficient.
}
}
return absolute;
} else {
return service.convertToAbsolute(path);
}
}
return null;
}
public FileSystemNode find(final Path path) {
final int pathSegmentCount = path.segmentCount();
if (pathSegmentCount == 0) {
return this;
} else {
final String firstSegment = path.segment(0);
for (FileSystemNode child : getChildren()) {
if (child.getFile().getName().equals(firstSegment)) {
return child.find(path.removeFirstSegments(1));
}
}
return null;
}
}
