Examples with DownloadFileInfo com.okhttplib.bean.DownloadFileInfo used on opensource projects

Example 1 with DownloadFileInfo

use of com.okhttplib.bean.DownloadFileInfo in project OkHttp3 by MrZhousf.

the class DownUpLoadHelper method downloadFile.

/**
     * 文件下载
     */
void downloadFile(final OkHttpHelper helper) {
    try {
        final HttpInfo info = httpInfo;
        final DownloadFileInfo fileInfo = helper.getDownloadFileInfo();
        String url = fileInfo.getUrl();
        if (TextUtils.isEmpty(url)) {
            showLog("下载文件失败：文件下载地址不能为空！");
            return;
        }
        info.setUrl(url);
        ProgressCallback progressCallback = fileInfo.getProgressCallback();
        //获取文件断点
        long completedSize = fetchCompletedSize(fileInfo);
        fileInfo.setCompletedSize(completedSize);
        //添加下载任务
        if (null == downloadTaskMap)
            downloadTaskMap = new ConcurrentHashMap<>();
        if (downloadTaskMap.containsKey(fileInfo.getSaveFileNameEncrypt())) {
            showLog(fileInfo.getSaveFileName() + " 已在下载任务中");
            return;
        }
        downloadTaskMap.put(fileInfo.getSaveFileNameEncrypt(), fileInfo.getSaveFileNameEncrypt());
        Interceptor interceptor = new Interceptor() {

            @Override
            public Response intercept(Chain chain) throws IOException {
                Response originalResponse = chain.proceed(chain.request());
                return originalResponse.newBuilder().body(new ProgressResponseBody(originalResponse.body(), fileInfo, timeStamp, requestTag)).build();
            }
        };
        //采用新的OkHttpClient处理多线程干扰回调进度问题
        OkHttpClient httpClient = helper.getClientBuilder().addInterceptor(interceptor).build();
        Request.Builder requestBuilder = new Request.Builder();
        requestBuilder.url(url).header("RANGE", "bytes=" + completedSize + "-");
        helper.getHttpHelper().addHeadsToRequest(info, requestBuilder);
        Request request = requestBuilder.build();
        helper.setRequest(request);
        helper.setHttpClient(httpClient);
        helper.getHttpHelper().responseCallback(helper.doRequestSync(), progressCallback, OkMainHandler.RESPONSE_DOWNLOAD_CALLBACK, requestTag);
        //删除下载任务
        if (null != downloadTaskMap) {
            downloadTaskMap.remove(fileInfo.getSaveFileNameEncrypt());
        }
    } catch (Exception e) {
        showLog("下载文件失败：" + e.getMessage());
    }
}

Example 2 with DownloadFileInfo

use of com.okhttplib.bean.DownloadFileInfo in project OkHttp3 by MrZhousf.

the class DownUpLoadHelper method downloadingFile.

/**
     * 开始文件下载
     */
HttpInfo downloadingFile(OkHttpHelper okHttpInfo, Response res, Call call) {
    final HttpInfo info = httpInfo;
    final DownloadFileInfo fileInfo = okHttpInfo.getDownloadFileInfo();
    RandomAccessFile accessFile = null;
    InputStream inputStream = null;
    BufferedInputStream bis = null;
    String filePath = fileInfo.getSaveFileDir() + fileInfo.getSaveFileNameWithExtension();
    try {
        ResponseBody responseBody = res.body();
        int length;
        long completedSize = fileInfo.getCompletedSize();
        accessFile = new RandomAccessFile(fileInfo.getSaveFileDir() + fileInfo.getSaveFileNameEncrypt(), "rwd");
        //服务器不支持断点下载时重新下载
        if (TextUtils.isEmpty(res.header("Content-Range"))) {
            completedSize = 0L;
            fileInfo.setCompletedSize(completedSize);
        }
        accessFile.seek(completedSize);
        inputStream = responseBody.byteStream();
        byte[] buffer = new byte[2048];
        bis = new BufferedInputStream(inputStream);
        fileInfo.setDownloadStatus(DownloadStatus.DOWNLOADING);
        while ((length = bis.read(buffer)) > 0 && (DownloadStatus.DOWNLOADING.equals(fileInfo.getDownloadStatus()))) {
            accessFile.write(buffer, 0, length);
            completedSize += length;
        }
        if (DownloadStatus.PAUSE.equals(fileInfo.getDownloadStatus())) {
            return okHttpInfo.getHttpHelper().retInfo(info, HttpInfo.Message, "暂停下载");
        }
        //下载完成
        if (DownloadStatus.DOWNLOADING.equals(fileInfo.getDownloadStatus())) {
            fileInfo.setDownloadStatus(DownloadStatus.COMPLETED);
            File newFile = new File(fileInfo.getSaveFileDir(), fileInfo.getSaveFileNameWithExtension());
            //处理文件已存在逻辑
            if (newFile.exists() && newFile.isFile()) {
                filePath = fileInfo.getSaveFileDir() + fileInfo.getSaveFileNameCopy();
                newFile = new File(fileInfo.getSaveFileDir(), fileInfo.getSaveFileNameCopy());
            }
            File oldFile = new File(fileInfo.getSaveFileDir(), fileInfo.getSaveFileNameEncrypt());
            if (oldFile.exists() && oldFile.isFile()) {
                boolean rename = oldFile.renameTo(newFile);
                showLog("重命名[" + rename + "]:" + newFile.getAbsolutePath());
            }
            return okHttpInfo.getHttpHelper().retInfo(info, HttpInfo.SUCCESS, filePath);
        }
    } catch (SocketTimeoutException e) {
        return okHttpInfo.getHttpHelper().retInfo(info, HttpInfo.WriteAndReadTimeOut);
    } catch (SocketException e) {
        return okHttpInfo.getHttpHelper().retInfo(info, HttpInfo.ConnectionInterruption, e.getMessage());
    } catch (Exception e) {
        showLog("文件下载异常：" + e.getMessage());
        return okHttpInfo.getHttpHelper().retInfo(info, HttpInfo.ConnectionInterruption);
    } finally {
        try {
            if (null != bis)
                bis.close();
            if (null != inputStream)
                inputStream.close();
            if (null != accessFile)
                accessFile.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        BaseActivityLifecycleCallbacks.cancel(requestTag, call);
        //删除下载任务
        if (null != downloadTaskMap)
            downloadTaskMap.remove(fileInfo.getSaveFileNameEncrypt());
    }
    return okHttpInfo.getHttpHelper().retInfo(info, HttpInfo.SUCCESS, filePath);
}

Example 3 with DownloadFileInfo

use of com.okhttplib.bean.DownloadFileInfo in project OkHttp3 by MrZhousf.

the class DownloadBreakpointsActivity method download.

private void download() {
    if (null == fileInfo)
        fileInfo = new DownloadFileInfo(url, "test", new ProgressCallback() {

            @Override
            public void onProgressMain(int percent, long bytesWritten, long contentLength, boolean done) {
                downloadProgress.setProgress(percent);
                tvResult.setText(percent + "%");
                LogUtil.d(TAG, "下载进度：" + percent);
            }

            @Override
            public void onResponseMain(String filePath, HttpInfo info) {
                if (info.isSuccessful()) {
                    tvResult.setText(info.getRetDetail() + "\n下载状态：" + fileInfo.getDownloadStatus());
                } else {
                    Toast.makeText(DownloadBreakpointsActivity.this, info.getRetDetail(), Toast.LENGTH_SHORT).show();
                }
            }
        });
    HttpInfo info = HttpInfo.Builder().addDownloadFile(fileInfo).build();
    OkHttpUtil.Builder().setReadTimeout(120).build(this).doDownloadFileAsync(info);
}