Java 复制文件夹及其内容

import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; public class Demo7 { public static void main(String[] args) throws Exception{ File srcFile = new File("D:\\aaa");             // 源目录 File destFile = new File("f:\\bbb"); // 目的目录 if (! destFile.exists()) { destFile.mkdir(); } copy(srcFile, destFile); } public static void copy(File srcFile, File destFile) throws Exception{

File[] fileArray = srcFile.listFiles();

for (File file : fileArray) { if (file.isFile()) { BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file)); BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(new File(destFile, file.getName()))); int len; byte[] b = new byte[1024]; while ((len = bis.read(b)) != -1) {

bos.write(b, 0, len);

bos.flush();

} bis.close(); bos.close(); } else { File newFolder = new File(destFile, file.getName()); if (!newFolder.exists()) { newFolder.mkdir(); } copy(new File(srcFile, file.getName()), new File(destFile, newFolder.getName())); } } } }