Here you can find the source of copyConfigFile(final String file, final Path dir)
private static String copyConfigFile(final String file, final Path dir)
//package com.java2s; /*/* w w w .ja v a2 s .c o m*/ * JBoss, Home of Professional Open Source * Copyright 2011 Red Hat Inc. and/or its affiliates and other contributors * as indicated by the @authors tag. All rights reserved. * See the copyright.txt in the distribution for a * full listing of individual contributors. * * This copyrighted material is made available to anyone wishing to use, * modify, copy, or redistribute it subject to the terms and conditions * of the GNU Lesser General Public License, v. 2.1. * This program is distributed in the hope that it will be useful, but WITHOUT A * 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, * v.2.1 along with this distribution; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, * MA 02110-1301, USA. */ import java.io.IOException; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import java.nio.file.StandardCopyOption; public class Main { private static String copyConfigFile(final String file, final String dir) { return copyConfigFile(file, dir, "testing-"); } private static String copyConfigFile(final String file, final Path dir) { return copyConfigFile(Paths.get(file), dir, "testing-"); } private static String copyConfigFile(final String file, final String dir, final String prefix) { return copyConfigFile(Paths.get(file), Paths.get(dir), prefix); } private static String copyConfigFile(final String file, final Path dir, final String prefix) { return copyConfigFile(Paths.get(file), dir, prefix); } private static String copyConfigFile(final Path file, final Path dir, final String prefix) { final String p = prefix == null ? "" : prefix; final Path to = dir.resolve(p + file.getFileName()); try { return Files.copy(file, to, StandardCopyOption.COPY_ATTRIBUTES, StandardCopyOption.REPLACE_EXISTING) .getFileName().toString(); } catch (IOException e) { throw new RuntimeException(e); } } }