本地文件的copy复制

 1 package testio;
 2 
 3 import java.io.BufferedReader;
 4 import java.io.BufferedWriter;
 5 import java.io.File;
 6 import java.io.FileInputStream;
 7 import java.io.FileOutputStream;
 8 import java.io.IOException;
 9 import java.io.InputStreamReader;
10 import java.io.OutputStreamWriter;
11 
12 public class Copy {
13     public static void main(String[] args) {
14         File file1 = new File("d:/folder01/file09.txt");
15         File file2 = new File("d:/folder01/file10.txt");
16         FileInputStream fis = null;
17         InputStreamReader isr = null;
18         BufferedReader br = null;
19         BufferedWriter bw = null;
20         OutputStreamWriter osw = null;
21         FileOutputStream fos = null;
22         try {
23             fis = new FileInputStream(file1);
24             isr = new InputStreamReader(fis);
25             br = new BufferedReader(isr);
26 
27             fos = new FileOutputStream(file2);
28             osw = new OutputStreamWriter(fos);
29             bw = new BufferedWriter(osw);
30             int data;
31             while ((data = br.read()) != -1) {
32                 bw.write(data);
33                 bw.flush();
34             }
35         } catch (Exception e) {
36             // TODO Auto-generated catch block
37             e.printStackTrace();
38         } finally {
39             if (fis != null) {
40 
41                 try {
42                     fis.close();
43                     isr.close();
44                     br.close();
45                     fos.close();
46                     osw.close();
47                     bw.close();
48                 } catch (IOException e) {
49                     // TODO Auto-generated catch block
50                     e.printStackTrace();
51                 }
52             }
53         }
54     }
55 }