public static void upload(String url, List<String> filepaths,HashMap<String, String> mapParams) {  
        HttpClient client = new DefaultHttpClient();  
        HttpPost httpPost = new HttpPost(url);  
        client.getParams().setParameter(CoreProtocolPNames.PROTOCOL_VERSION,HttpVersion.HTTP_1_1);  
        client.getParams().setParameter(CoreProtocolPNames.HTTP_CONTENT_CHARSET, "utf-8"
 
);  
        try {
            MultipartEntity entity = new MultipartEntity();//多個表單物件  
            for(String filepath:filepaths){
                ContentBody fileBody = new FileBody(new File(filepath)); //表單檔案域  
                entity.addPart("file", fileBody);  
            }
            entity.addPart("userName"
 
, new StringBody(mapParams.get("userName")));  // 字元引數部分  
            httpPost.setEntity(entity);  
            HttpResponse response = client.execute(httpPost);//執行post操作，並返回response  
            if(response.getStatusLine().getStatusCode() == HttpStatus.SC_OK){
                String jsonData = EntityUtils.toString(response.getEntity(), "UTF-8"
 
);  
                System.out.println("response result="+jsonData);  
            }else{
                System.out.println("no response");
            }

        } catch (Exception e) {  
            e.printStackTrace();  
        }  
    }