proguard.gui.ExtensionFileFilter Maven / Gradle / Ivy
/*
* ProGuard -- shrinking, optimization, obfuscation, and preverification
* of Java bytecode.
*
* Copyright (c) 2002-2017 Eric Lafortune @ GuardSquare
*
* 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 (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 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 proguard.gui;
import javax.swing.filechooser.FileFilter;
import java.io.File;
/**
* This FileFilter accepts files that end in one of the given
* extensions.
*
* @author Eric Lafortune
*/
final class ExtensionFileFilter extends FileFilter
{
private final String description;
private final String[] extensions;
/**
* Creates a new ExtensionFileFilter.
* @param description a description of the filter.
* @param extensions an array of acceptable extensions.
*/
public ExtensionFileFilter(String description, String[] extensions)
{
this.description = description;
this.extensions = extensions;
}
// Implemntations for FileFilter
public String getDescription()
{
return description;
}
public boolean accept(File file)
{
if (file.isDirectory())
{
return true;
}
String fileName = file.getName().toLowerCase();
for (int index = 0; index < extensions.length; index++)
{
if (fileName.endsWith(extensions[index]))
{
return true;
}
}
return false;
}
}