Example usage for com.google.api.client.googleapis.media MediaHttpDownloaderProgressListener MediaHttpDownloaderProgressListener

Introduction

In this page you can find the example usage for com.google.api.client.googleapis.media MediaHttpDownloaderProgressListener MediaHttpDownloaderProgressListener.

Prototype

MediaHttpDownloaderProgressListener

Source Link

Usage

From source file:api.Captions.java

License:Apache License

/**
 * Saves caption track to file. (Not permitted for most videos.)
 *
 * @param captionId id/* ww w .ja v a  2  s  . c  om*/
 * @throws IOException (can be thrown by caption.download method)
 */
private static void downloadCaption(String captionId) throws IOException {
    Download captionDownload = yt.captions().download(captionId).setTfmt(SRT);
    MediaHttpDownloader downloader = captionDownload.getMediaHttpDownloader();
    downloader.setDirectDownloadEnabled(false);
    MediaHttpDownloaderProgressListener downloadProgressListener = new MediaHttpDownloaderProgressListener() {
        public void progressChanged(MediaHttpDownloader downloader) throws IOException {
            switch (downloader.getDownloadState()) {
            case MEDIA_IN_PROGRESS:
                System.out.println("Download in progress");
                System.out.println("Download percentage: " + downloader.getProgress());
                break;
            // This value is set after the entire media file has
            //  been successfully downloaded.
            case MEDIA_COMPLETE:
                System.out.println("Download Completed!");
                break;
            // This value indicates that the download process has
            //  not started yet.
            case NOT_STARTED:
                System.out.println("Download Not Started!");
                break;
            }
        }
    };
    downloader.setProgressListener(downloadProgressListener);

    OutputStream outputFile = new FileOutputStream("captionFile.srt");
    captionDownload.executeAndDownloadTo(outputFile);
}

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From source file:com.mrmq.uyoutube.data.Captions.java

License:Apache License

/**
 * Downloads a caption track for a YouTube video. (captions.download)
 *
 * @param captionId The id parameter specifies the caption ID for the resource
 * that is being downloaded. In a caption resource, the id property specifies the
 * caption track's ID./*from  ww  w  .  ja v a 2  s.c  o m*/
 * @throws IOException
 */
private static void downloadCaption(String captionId) throws IOException {
    // Create an API request to the YouTube Data API's captions.download
    // method to download an existing caption track.
    Download captionDownload = youtube.captions().download(captionId).setTfmt(SRT);

    // Set the download type and add an event listener.
    MediaHttpDownloader downloader = captionDownload.getMediaHttpDownloader();

    // Indicate whether direct media download is enabled. A value of
    // "True" indicates that direct media download is enabled and that
    // the entire media content will be downloaded in a single request.
    // A value of "False," which is the default, indicates that the
    // request will use the resumable media download protocol, which
    // supports the ability to resume a download operation after a
    // network interruption or other transmission failure, saving
    // time and bandwidth in the event of network failures.
    downloader.setDirectDownloadEnabled(false);

    // Set the download state for the caption track file.
    MediaHttpDownloaderProgressListener downloadProgressListener = new MediaHttpDownloaderProgressListener() {
        @Override
        public void progressChanged(MediaHttpDownloader downloader) throws IOException {
            switch (downloader.getDownloadState()) {
            case MEDIA_IN_PROGRESS:
                System.out.println("Download in progress");
                System.out.println("Download percentage: " + downloader.getProgress());
                break;
            // This value is set after the entire media file has
            //  been successfully downloaded.
            case MEDIA_COMPLETE:
                System.out.println("Download Completed!");
                break;
            // This value indicates that the download process has
            //  not started yet.
            case NOT_STARTED:
                System.out.println("Download Not Started!");
                break;
            }
        }
    };
    downloader.setProgressListener(downloadProgressListener);

    OutputStream outputFile = new FileOutputStream("captionFile.srt");
    // Download the caption track.
    captionDownload.executeAndDownloadTo(outputFile);
}

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From source file:de.jlo.talendcomp.google.drive.DriveHelper.java

License:Apache License

private void downloadByUrl(String fileDownloadUrl, String localFilePath, boolean createDirs) throws Exception {
    checkPrerequisits();/*from w w w . j a  v  a  2s  .  c  o  m*/
    lastDownloadedFilePath = null;
    lastDownloadedFileSize = 0;
    File localFile = new File(localFilePath);
    if (createDirs && localFile.getParentFile().exists() == false) {
        if (localFile.getParentFile().mkdirs() == false) {
            throw new Exception("Unable to create parent directory: " + localFile.getParent());
        }
    }
    OutputStream fileOut = new BufferedOutputStream(new FileOutputStream(localFile));
    try {
        MediaHttpDownloader downloader = new MediaHttpDownloader(HTTP_TRANSPORT,
                driveService.getRequestFactory().getInitializer());
        downloader.setDirectDownloadEnabled(false);
        downloader.setProgressListener(new MediaHttpDownloaderProgressListener() {

            @Override
            public void progressChanged(MediaHttpDownloader downloader) throws IOException {
                info("File status: " + downloader.getDownloadState());
                info("Bytes downloaded:" + downloader.getNumBytesDownloaded());
            }

        });
        downloader.download(new GenericUrl(fileDownloadUrl), fileOut);
        if (fileOut != null) {
            fileOut.flush();
            fileOut.close();
            fileOut = null;
        }
        lastDownloadedFilePath = localFile.getAbsolutePath();
        lastDownloadedFileSize = localFile.length();
    } catch (Exception e) {
        if (fileOut != null) {
            fileOut.flush();
            fileOut.close();
            fileOut = null;
        }
        Thread.sleep(200);
        if (localFile.canWrite()) {
            System.err.println("Download failed. Remove incomplete file: " + localFile.getAbsolutePath());
            localFile.delete();
        }
        throw e;
    }
}

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