Android删除文件夹的代码实现

//删除文件夹
private void deleteDirectory(File folder) {
if (folder.exists()) {
File[] files = folder.listFiles();
if (files == null) {
return;
}
for (int i = 0; i < files.length; i++) {
if (files[i].isDirectory()) {
deleteDirectory(files[i]);
} else {
files[i].delete();
}
}
}
folder.delete();
}