Here you can find the source of getFileChooser()
public static JFileChooser getFileChooser()
//package com.java2s; /******************************************************************************* * Copyright 2011 Krzysztof Otrebski//ww w . jav a 2s.c o m * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. ******************************************************************************/ import javax.swing.*; import javax.swing.filechooser.FileFilter; import java.io.File; public class Main { private static JFileChooser chooser; public static JFileChooser getFileChooser() { if (chooser == null) { chooser = new JFileChooser(); chooser.setMultiSelectionEnabled(false); chooser.setFileSelectionMode(JFileChooser.FILES_ONLY); chooser.addChoosableFileFilter(new FileFilter() { @Override public String getDescription() { return "Otros LogView investigation *.zip.olv"; } @Override public boolean accept(File f) { return f.isDirectory() || f.getName().endsWith("zip.olv"); } }); } return chooser; } }