public final class FileUtils
extends java.lang.Object
| Constructor | Description |
|---|---|
FileUtils() |
| Modifier and Type | Method | Description |
|---|---|---|
static java.lang.String |
getExtension(java.lang.String filename) |
Extract the file extension from the specified filename.
|
public static final java.lang.String getExtension(java.lang.String filename)
filename - filename to get the extension ofnull
if the filename doesn't have any extension, or is not a file