1 /**
 2      * 文件夾拷貝(文件內含有文件和文件夾)
 3      * 
 4      * @param src
 5      * @param des
 6      */
 7     private static void copy(String src, String des) {
 8         File file1 = new File(src);
 9         File[] fs = file1.listFiles();
10         File file2 = new File(des);
11         if (!file2.exists()) {
 
12             file2.mkdirs();
13             for (File f : fs) {
14                 if (f.isFile()) {
15                     fileCopy(f.getPath(), des + "\\" + f.getName()); // 調用文件拷貝的方法
16                 } else if (f.isDirectory()) {
17                     copy(f.getPath(), des + "\\" + f.getName());
 
18                 }
19             }
20         }
21     }
22 
23     /**
24      * 文件拷貝的方法
25      */
26     private static void fileCopy(String src, String des) {
27         BufferedReader br = null;
28         PrintStream ps = null;
29         try {
30             br = new BufferedReader(new InputStreamReader(new
 
 FileInputStream(src)));
31             ps = new PrintStream(new FileOutputStream(des));
32             String s = null;
33             while ((s = br.readLine()) != null) {
34                 ps.println(s);
35                 ps.flush();
36             }
37 
38         } catch (FileNotFoundException e) {
39             e.printStackTrace();
40         } catch (IOException e) {
41             e.printStackTrace();
42         } finally {
43             try {
44                 if (br != null)
45                     br.close();
46                 if (ps != null)
47                     ps.close();
48             } catch (IOException e) {
49                 e.printStackTrace();
50             }
51         }
52     }

IO文件夾拷貝(文件內含有文件和文件夾)