public List<String> list(String suffix) throws IOException {
String directory = locator.root(suffix);
if (directory == null || directory.length() == 0) {
directory = "/";
}
List<String> list = doList(directory, suffix);
if (list == null || list.size() == 0) {
return new ArrayList<String>(0);
} else {
List<String> result = new ArrayList<String>(list.size());
for (String name : list) {
if (name != null && name.length() > 0) {
result.add(UrlUtils.cleanName(name));
}
}
return result;
}
}
public List<String> doList(String directory, String suffix) throws IOException {
File file = new File(directory);
return UrlUtils.listFile(file, suffix);
}