httpclient 文件上传

 /**
     * 上传文件
     */
    public static Boolean  uploadFile(String fileName, String url) {
        File file = new File(fileName);
        if (!file.exists()) {
            return false;
        }
        DefaultHttpClient client = new DefaultHttpClient();
        client.getParams().setParameter(
                CoreProtocolPNames.HTTP_CONTENT_CHARSET,
                Charset.forName("UTF-8"));
       /* HttpPost post = new HttpPost("http://221.187.1.167:8283/workflow/servlet/doCoursePhoto.do?projectNumber=141292974623286512&projectType=DProjectFHS&typeOperation=deal_qian&key=2SnMPP%2BnJnpUb2c3UXyu5517SqBDHBxqfeuuRbDvRlMdvFV4SwzU5AhHykZZyeXa");
        */HttpPost post = new HttpPost(url);
        MultipartEntity multipartEntity = new MultipartEntity(
                HttpMultipartMode.BROWSER_COMPATIBLE, null,
                Charset.forName("UTF-8"));
        FileBody cbFileBody = new FileBody(file);
        multipartEntity.addPart("file", cbFileBody);


        post.setEntity(multipartEntity);
        HttpResponse response = null;
        String content = null;
        try {
            response = client.execute(post);
            content = EntityUtils.toString(response.getEntity());
        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        System.out.println(content);
        client.getConnectionManager().shutdown();
        return true;
    }