Java Utililty Methods Delete Tree

List of utility methods to do Delete Tree

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Description

The list of methods to do Delete Tree are organized into topic(s).

Method

voiddelTree(File f)
Delete directory tree. 
delTree(f, true, null);
voiddelTree(File file)
del Tree 
if (file.isFile()) {
    file.delete();
    return;
if (file.isDirectory()) {
    for (File f : file.listFiles())
        delTree(f);
file.delete();
booleandelTree(File file)
Delete either the supplied file or all files within the directory supplied or any sub-directories. 
if (file.isFile()) {
    return file.delete();
File[] list = file.listFiles();
for (int i = 0; i < list.length; i++) {
    if (!delTree(list[i])) {
        return false;
return true;
voiddelTree(File file)
Recursively deletes all contents of the given directory. 
if (!file.exists())
    return;
File[] fileList;
if ((fileList = file.listFiles()) != null) {
    for (File f : fileList) {
        if (f.isDirectory())
            delTree(f);
        else
...
booleandelTree(File file)
del Tree 
if (file.isFile()) {
    return file.delete();
} else {
    String[] list = file.list();
    for (int i = 0; i < list.length; i++) {
        if (!delTree(new File(file, list[i]))) {
            return false;
return true;
voiddelTree(File file)
Delete a directory tree recursively. 
File[] files = file.listFiles();
if (files != null) {
    for (int i = 0; i < files.length; i++) {
        if (files[i].isDirectory()) {
            delTree(files[i]);
files = file.listFiles();
if (files != null) {
    for (int i = 0; i < files.length; i++) {
        files[i].delete();
booleandelTree(File file)
Delete a directory recursively or delete a single file 
if (file.exists()) {
    if (file.isDirectory()) {
        File[] files = file.listFiles();
        for (int i = 0; files != null && i < files.length; i++) {
            if (!delTree(files[i])) {
                return false;
    if (!file.delete()) {
        return false;
    } else {
        if (file.exists()) {
            return false;
    return true;
} else {
    return false;
voiddelTree(File root)
Delete an entire tree with files, subdirectories, etc. 
if (!root.isDirectory())
    throw new IllegalArgumentException("Not a directory: " + root);
for (File f : root.listFiles()) {
    if (f.isDirectory())
        delTree(f);
    else
        f.delete();
root.delete();
voiddeltree(File root)
Purges the passed file. 
if (root == null || !root.exists())
    return;
if (root.isDirectory()) {
    for (File subRoot : root.listFiles()) {
        if (subRoot.isFile()) {
            subRoot.delete();
        } else {
            deltree(subRoot);
...
voiddeltree(final String directory)
Delete a directory and its sub-files 
deltree(new File(directory));