01: /*
02: * This file is part of DrFTPD, Distributed FTP Daemon.
03: *
04: * DrFTPD is free software; you can redistribute it and/or modify
05: * it under the terms of the GNU General Public License as published by
06: * the Free Software Foundation; either version 2 of the License, or
07: * (at your option) any later version.
08: *
09: * DrFTPD is distributed in the hope that it will be useful,
10: * but WITHOUT ANY WARRANTY; without even the implied warranty of
11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12: * GNU General Public License for more details.
13: *
14: * You should have received a copy of the GNU General Public License
15: * along with DrFTPD; if not, write to the Free Software
16: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17: */
18: package se.mog.io;
19:
20: import java.io.IOException;
21:
22: /**
23: * @author <a href="mailto:drftpd@mog.se">Morgan Christiansson</a>
24: *
25: * To change the template for this generated type comment go to
26: * Window>Preferences>Java>Code Generation>Code and Comments
27: */
28: abstract class FileSystem {
29: static {
30: System.loadLibrary("FileSystem");
31: }
32:
33: public static native FileSystem getFileSystem();
34:
35: /**
36: * Lists mount points and disk drives
37: *
38: * On UNIX this also lists file systems such as /proc.
39: * To make listMountsbehave like df omit volumes with 0 bytes using se.mog.io.File#getAvailableDiskSpace()
40: * @return
41: */
42: public abstract File[] listMounts() throws IOException;
43:
44: public abstract DiskFreeSpace getDiskFreeSpace(File file);
45: }
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