struts2 文件上傳Action類

public class MyFileUploadlAction extends ActionSupport {
    private File image;// 獲取上傳文件
    private String imageFileName;// 獲取上傳文件名稱
    private String imageContentType;// 獲取上傳文件類型


/**
  *
  */
private static final long serialVersionUID = 1L;

public String fileUpload() {
    if (image == null) {
        return "jsp";
    }
    File savefile = new File ("D:\\upload" + "/" + imageFileName);
    if (!savefile.getParentFile().exists() ) {
        savefile.getParentFile().mkdirs();
    }
    try {
        InputStream is = new BufferedInputStream (new FileInputStream (image) );
        OutputStream os = new BufferedOutputStream (new FileOutputStream (savefile) );
        byte[] buffer = new byte[4 * 1204];
        while (is.read (buffer) > 0) {
            os.write (buffer);
        }
        is.close();
        os.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    String[] t = imageContentType.split ("/");

for (String s : t) {
            System.out.println (s);
        }
        return "jsp";
    }
}</pre>