Here you can find the source of copyFile(final String fileName, final String from, final String to)
public static void copyFile(final String fileName, final String from, final String to) throws IOException
//package com.java2s; /*/*ww w . j av a2 s. c o m*/ * ****************************************************************************** * Copyright 2014-2015 Spectra Logic Corporation. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the "License"). You may not use * this file except in compliance with the License. A copy of the License is located at * * http://www.apache.org/licenses/LICENSE-2.0 * * or in the "license" file accompanying this file. * This file 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 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 { public static void copyFile(final String fileName, final String from, final String to) throws IOException { final Path toDir = Paths.get(to); if (Files.notExists(toDir)) { Files.createDirectories(toDir); } Files.copy(Paths.get(from + fileName), Paths.get(to + fileName), StandardCopyOption.REPLACE_EXISTING); } }