Here you can find the source of selectFile(Component parent, boolean isOpen)
public static File selectFile(Component parent, boolean isOpen)
//package com.java2s; /*/*from ww w. ja v a 2s . c om*/ 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 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 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/>. */ import java.awt.Component; import java.io.File; import javax.swing.JFileChooser; public class Main { public static File selectFile(Component parent, boolean isOpen) { JFileChooser chooser = new JFileChooser(); chooser.setFileSelectionMode(JFileChooser.FILES_ONLY); int option = isOpen ? chooser.showOpenDialog(parent) : chooser.showSaveDialog(parent); if (option != JFileChooser.APPROVE_OPTION) return null; java.io.File folder = chooser.getSelectedFile(); if (folder == null) return null; return folder; } }