/*
* Copyright 2010, 2011, 2012 mapsforge.org
*
* This program is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.oscim.android.filepicker;
import java.io.File;
import java.io.FileFilter;
/**
* Accepts all readable directories and all readable files with a given
* extension.
*/
public class FilterByFileExtension implements FileFilter {
private final String mExtension;
/**
* @param extension
* the allowed file name extension.
*/
public FilterByFileExtension(String extension) {
mExtension = extension;
}
@Override
public boolean accept(File file) {
// accept only readable files
if (file.canRead()) {
if (file.isDirectory()) {
// accept all directories
return true;
} else if (file.isFile() && file.getName().endsWith(mExtension)) {
return true;
}
}
return false;
}
}