java 上传文件

 1     public static boolean upload(File file, String savepath, String loginNo,
 2             String filename) {
 3         boolean mResult = false;
 4         InputStream in = null;
 5         OutputStream out = null;
 6         try {
 7             in = new BufferedInputStream(new FileInputStream(file));
 8             savepath = savepath + "/" + loginNo + "-" + filename;
 9             out = new BufferedOutputStream(new FileOutputStream(savepath));
10             byte[] buffer = new byte[1024];
11             int len = 0;
12             while ((len = in.read(buffer)) > 0) {
13                 out.write(buffer, 0, len);
14             }
15             mResult = true;
16         } catch (Exception e) {
17             mResult = false;
18             e.printStackTrace();
19         } finally {
20             if (null != in) {
21                 try {
22                     in.close();
23                 } catch (IOException e) {
24                     e.printStackTrace();
25                 }
26             }
27             if (null != out) {
28                 try {
29                     out.close();
30                 } catch (IOException e) {
31                     e.printStackTrace();
32                 }
33             }
34         }
35 
36         return mResult;
37     }