Java Utililty Methods File Name Get

return getFileName(JCCTRAY_HOME, fileName);

String list = "";
String listSep = ",";
for (int i = 0; i < files.length; i++) {
    if (files[i].isFile()) {
        list += (files[i].getName() + listSep);
return list.substring(0, list.length() - 1);
...

List<String> fileNameList = new ArrayList<String>();
File _dir = new File(dir);
File[] files = _dir.listFiles();
if (files != null) {
    for (int i = 0; i < files.length; i++) {
        if (files[i].isFile()) {
            String fileName = files[i].getName();
            fileNameList.add(fileName);
...

File file = new File(path);
File[] tempList = file.listFiles();
ArrayList<Integer> tnames = new ArrayList<Integer>();
ArrayList<String> names = new ArrayList<String>();
for (int i = 0; i < tempList.length; i++) {
    if (tempList[i].isFile()) {
        tnames.add(Integer.valueOf(tempList[i].getName()));
Collections.sort(tnames);
for (int i = 0; i < tnames.size(); i++) {
    names.add(tnames.get(i) + "");
if (names.size() == 0)
    names.add("-1");
return names;

String name = (new File(fullName)).getName();
if (name.lastIndexOf('.') > -1) {
    return name.substring(0, name.lastIndexOf('.'));
} else {
    return name;

return getFileNameNoSuffix(new File(path));

final int lastIndexFileSep = filePath.lastIndexOf(File.separator);
return filePath.substring(lastIndexFileSep + 1);

String filename = file.getName();
if (filename.contains(".")) {
    return filename.substring(0, filename.lastIndexOf("."));
return null;

int index = -1;
String auxString = fileName, returnedValue = null;
index = fileName.lastIndexOf(File.separator);
if (index == -1)
    index = fileName.lastIndexOf('/');
if (index != -1)
    auxString = fileName.substring(index + 1);
index = auxString.lastIndexOf('.');
...

String result = fileToProcess.getAbsolutePath();
int index = result.lastIndexOf("/");
if (index == -1) {
    index = result.lastIndexOf("\\");
if (index != -1 && (index + 1) < result.length()) {
    result = result.substring(index + 1);
return result;