XmlFileFilter.java

package com.intuit.tank.proxy.settings.ui;

/*
 * #%L
 * proxy-extension
 * %%
 * Copyright (C) 2011 - 2015 Intuit Inc.
 * %%
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * #L%
 */

import java.io.File;

import javax.swing.filechooser.FileFilter;

public class XmlFileFilter extends FileFilter {

    @Override
    public String getDescription() {
        return "Just XML";
    }

    @Override
    public boolean accept(File f) {
        if (f.isDirectory()) {
            return true;
        }

        String ext = null;
        String s = f.getName();
        int i = s.lastIndexOf('.');
        if (i > 0 && i < s.length() - 1) {
            ext = s.substring(i + 1).toLowerCase();
        }
        if (ext != null) {
            if (ext.equals("xml")) {
                return true;
            } else {
                return false;
            }
        }
        return false;
    }
}