/jEdit/tags/jedit-4-3-pre5/org/gjt/sp/jedit/io/FileRootsVFS.java
Java | 174 lines | 107 code | 23 blank | 44 comment | 16 complexity | ef63e0ce143f8f91befe22478b7eb6c4 MD5 | raw file
Possible License(s): BSD-3-Clause, AGPL-1.0, Apache-2.0, LGPL-2.0, LGPL-3.0, GPL-2.0, CC-BY-SA-3.0, LGPL-2.1, GPL-3.0, MPL-2.0-no-copyleft-exception, IPL-1.0
- /*
- * FileRootsVFS.java - Local root filesystems VFS
- * :tabSize=8:indentSize=8:noTabs=false:
- * :folding=explicit:collapseFolds=1:
- *
- * Copyright (C) 2000, 2005 Slava Pestov
- * Portions copyright (C) 2002 Kris Kopicki
- * Portions copyright (C) 2002 Carmine Lucarelli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- package org.gjt.sp.jedit.io;
- //{{{ Imports
- import javax.swing.filechooser.FileSystemView;
- import java.awt.Component;
- import java.io.File;
- import java.util.LinkedList;
- import org.gjt.sp.jedit.MiscUtilities;
- import org.gjt.sp.jedit.OperatingSystem;
- import org.gjt.sp.util.Log;
- //}}}
- /**
- * A VFS that lists local root filesystems.
- * @author Slava Pestov
- * @version $Id: FileRootsVFS.java 5181 2005-02-10 22:35:18Z spestov $
- */
- public class FileRootsVFS extends VFS
- {
- public static final String PROTOCOL = "roots";
- //{{{ FileRootsVFS constructor
- public FileRootsVFS()
- {
- super("roots",LOW_LATENCY_CAP,new String[] {
- EA_TYPE });
- } //}}}
- //{{{ getParentOfPath() method
- public String getParentOfPath(String path)
- {
- return PROTOCOL + ":";
- } //}}}
- //{{{ _listFiles() method
- public VFSFile[] _listFiles(Object session, String url,
- Component comp)
- {
- File[] roots = listRoots();
- if(roots == null)
- return null;
- VFSFile[] rootDE = new VFSFile[roots.length];
- for(int i = 0; i < roots.length; i++)
- rootDE[i] = new Root(roots[i]);
- return rootDE;
- } //}}}
- //{{{ _getFile() method
- public VFSFile _getFile(Object session, String path,
- Component comp)
- {
- return new Root(new File(path));
- } //}}}
- //{{{ Private members
- private static FileSystemView fsView = FileSystemView.getFileSystemView();
- //{{{ listRoots() method
- private static File[] listRoots()
- {
- if (OperatingSystem.isMacOS())
- {
- // Nasty hardcoded values
- File[] volumes = new File("/Volumes").listFiles();
- LinkedList roots = new LinkedList();
- roots.add(new File("/"));
- for (int i=0; i<volumes.length; i++)
- {
- // Make sure people don't do stupid things like putting files in /Volumes
- if (volumes[i].isDirectory())
- roots.add(volumes[i]);
- }
- return (File[])roots.toArray(new File[0]);
- }
- else
- {
- File[] roots = File.listRoots();
- File[] desktop = fsView.getRoots();
- if(desktop == null)
- return roots;
- File[] rootsPlus = new File[roots.length + desktop.length];
- System.arraycopy(desktop, 0, rootsPlus, 0, desktop.length);
- System.arraycopy(roots, 0, rootsPlus, 1, roots.length);
- return rootsPlus;
- }
- } //}}}
- //}}}
- //{{{ Root class
- static class Root extends VFSFile
- {
- Root(File file)
- {
- // REMIND: calling isDirectory() on a floppy drive
- // displays stupid I/O error dialog box on Windows
- String path = file.getPath();
- setPath(path);
- setDeletePath(path);
- setSymlinkPath(path);
- if(fsView.isFloppyDrive(file))
- {
- setType(VFSFile.FILESYSTEM);
- setName(path);
- }
- else if(fsView.isDrive(file))
- {
- setType(VFSFile.FILESYSTEM);
- setName(path + " "
- + fsView.getSystemDisplayName(file));
- }
- else if(file.isDirectory())
- {
- if(fsView.isFileSystemRoot(file))
- setType(VFSFile.DIRECTORY);
- else
- setType(VFSFile.FILESYSTEM);
- if(OperatingSystem.isMacOS())
- setName(MiscUtilities.getFileName(path));
- else
- setName(path);
- }
- else
- setType(VFSFile.FILE);
- }
- public String getExtendedAttribute(String name)
- {
- if(name.equals(EA_TYPE))
- return super.getExtendedAttribute(name);
- else
- {
- // don't want it to show "0 bytes" for size,
- // etc.
- return null;
- }
- }
- } //}}}
- }