jodd-core/src/main/java/jodd/io/FileUtil.java
public static File createTempDirectory(final String prefix, final String suffix, final File tempDir) throws IOException {
		File file = createTempFile(prefix, suffix, tempDir);
		file.delete();
		file.mkdir();
		return file;
	}
public static File createTempDirectory(final String prefix, final String suffix, final File tempDir) throws IOException {
		File file = createTempFile(prefix, suffix, tempDir);
		file.delete();
		file.mkdir();
		return file;
	}
public static File createTempDirectory ( final String prefix , final String suffix , final File tempDir ) throws IOException { File file = createTempFile ( prefix , suffix , tempDir ) ; file . delete ( ) ; file . mkdir ( ) ; return file ; }
Creates temporary directory.

@see #createTempFile(String, String, File)
Creates temporary directory .