Java Utililty Methods Directory Create

List of utility methods to do Directory Create

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Description

The list of methods to do Directory Create are organized into topic(s).

Method

voidmkdir(File file)
mkdir 
if (file.exists()) {
    return;
File pFile = file.getParentFile();
if (pFile != null) {
    mkdir(pFile);
file.mkdir();
...
Filemkdir(File parent, String... segments)
mkdir 
File dir = parent;
for (String segment : segments) {
    dir = new File(dir, segment);
dir.mkdirs();
return dir;
Filemkdir(File parentDir, String name)
mkdir 
final File directory = new File(parentDir, name);
if (!directory.mkdir()) {
    throw new IOException();
return directory;
booleanmkdirs(File dir)
Creates a directory if the directory doesn't exists. 
return dir.isDirectory() || dir.mkdirs() || dir.isDirectory();
voidmkdirs(File dir)
mkdirs 
if (dir.exists()) {
    if (!dir.isDirectory()) {
        throw new IOException(
                "Failed to create directory '" + dir + "', regular file already existed with that name");
} else {
    if (!dir.mkdirs()) {
        throw new IOException("Failed to create directory '" + dir + "'");
...
Filemkdirs(File dir)
Ensures that the given directory exists (if not, it's created, including all the parent directories.) 
if (dir.mkdirs() || dir.exists())
    return dir;
try {
    Thread.sleep(10);
} catch (InterruptedException e) {
if (dir.mkdirs() || dir.exists())
    return dir;
...
booleanmkdirs(File dir)
mkdirs 
assert dir != null;
return dir.mkdirs() || dir.exists();
voidmkdirs(File dir)
create specified directory if doesn't exist. 
if (!dir.exists() && !dir.mkdirs())
    throw new IOException("couldn't create directory: " + dir);
booleanmkdirs(File dir)
Mkdirs. 
synchronized (mkdirsMutex) {
    try {
        mkdirsThread = Thread.currentThread();
        mkdirsStartTime = System.currentTimeMillis();
        return dir.mkdirs();
    } finally {
        mkdirsThread = null;
voidmkdirs(File dir)
Create directories, throw exception if not possible. 
if (!dir.exists()) {
    if (!dir.mkdirs()) {
        throw new RuntimeException("Could not create directory : " + dir.getParentFile());
    return;
if (!dir.isDirectory()) {
    throw new RuntimeException("Should be a directory but is not: " + dir);
...