文件的下载

Androidstudio 地址https://github.com/anan03/ananwork/tree/master/%E7%AE%80%E5%8D%95%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0
/**
     * 文件的下载
     *
     * @param url 服务器下载地址http://120.24.45.234:8080/static/login/sever/community.xls
     * @param path 本地路径 Environment.getExternalStorageDirectory().getPath()+ File.separator+community.xls;
     */


    private void downloadFiles(final String url, String path) {
        progressDialog = new ProgressDialog(mContext);

        RequestParams requestParams = new RequestParams(url);
        requestParams.setSaveFilePath(path);
        x.http().get(requestParams, new Callback.ProgressCallback<File>() {
            @Override
            public void onWaiting() {
            }

            @Override
            public void onStarted() {
            }

            @Override
            public void onLoading(long total, long current, boolean isDownloading) {
                progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
                progressDialog.setMessage("亲，努力下载中。。。");
//                progressDialog.show();
                progressDialog.setMax((int) total);
                progressDialog.setProgress((int) current);
            }

            @Override
            public void onSuccess(File result) {
                Toast.makeText(mContext, "下载文件至" + BASE_PATH + UrlBuilder.FILE_MENPAIHAO, Toast.LENGTH_LONG).show();
                progressDialog.dismiss();
            }

            @Override
            public void onError(Throwable ex, boolean isOnCallback) {
                ex.printStackTrace();
                Toast.makeText(mContext, "下载失败，请检查网络和SD卡", Toast.LENGTH_SHORT).show();
                progressDialog.dismiss();
            }

            @Override
            public void onCancelled(CancelledException cex) {
            }

            @Override
            public void onFinished() {
            }
        });
    }