Here you can find the source of copyFolder(File src, File dest)
public static void copyFolder(File src, File dest) throws IOException
//package com.java2s; /*/*from w ww .j a va 2s . c o m*/ * Copyright 2013 Maxim Salikhov. * * 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 java.io.File; import java.io.IOException; import java.nio.file.Files; public class Main { public static void copyFolder(File src, File dest) throws IOException { if (src.isDirectory()) { if (!dest.exists()) { dest.mkdir(); } String files[] = src.list(); for (String file : files) { File srcFile = new File(src, file); File destFile = new File(dest, file); copyFolder(srcFile, destFile); } } else { Files.copy(src.toPath(), dest.toPath()); } } }