/*
* This file is part of muCommander, http://www.mucommander.com
* Copyright (C) 2002-2016 Maxence Bernard
*
* muCommander 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 3 of the License, or
* (at your option) any later version.
*
* muCommander 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, see <http://www.gnu.org/licenses/>.
*/
package com.mucommander.ui.autocomplete.completers.services;
import com.mucommander.commons.file.AbstractFile;
import com.mucommander.commons.file.protocol.local.LocalFile;
import java.util.Arrays;
import java.util.Vector;
/**
* This <code>CompletionService</code> handles root folders completion.
*
* @author Arik Hadas
*/
public class VolumesService implements CompletionService {
private Vector<String> lastSuggestedCompletions = new Vector<String>();
public VolumesService() {}
/**
* Resolves and returns a sorted array of root (top level) folder names. Those folders are purposively not cached
* so that newly mounted folders will be returned.
*
* @return a sorted array of root folder names
*/
public Vector<String> getPossibleCompletions(String path) {
lastSuggestedCompletions.clear();
int index = Math.max(path.lastIndexOf('\\'), path.lastIndexOf('/'));
if (index == -1) {
AbstractFile[] fileRoots = LocalFile.getVolumes();
int nbFolders = fileRoots.length;
String[] rootFolderNames = new String[nbFolders];
for (int i=0; i<nbFolders; i++)
rootFolderNames[i] = fileRoots[i].getAbsolutePath();
Arrays.sort(rootFolderNames, String.CASE_INSENSITIVE_ORDER);
lastSuggestedCompletions = PrefixFilter.createPrefixFilter(path).filter(rootFolderNames);
}
return lastSuggestedCompletions;
}
public String complete(String selectedCompletion) {
String result = null;
int nbLastReturnedCompletions = lastSuggestedCompletions.size();
for (int i=0; i < nbLastReturnedCompletions; i++)
if (lastSuggestedCompletions.elementAt(i).equalsIgnoreCase(selectedCompletion)) {
result = lastSuggestedCompletions.elementAt(i);
break;
}
return result;
}
}