Examples with ListResult com.google.appengine.tools.cloudstorage.ListResult used on opensource projects

Example 1 with ListResult

use of com.google.appengine.tools.cloudstorage.ListResult in project pratilipi by Pratilipi.

the class PratilipiBackupApi method post.

@Post
public GenericResponse post(PostRequest request) throws UnexpectedServerException {
    Pratilipi pratilipi = DataAccessorFactory.getDataAccessor().getPratilipi(request.pratilipiId);
    Date dateTime = new Date(pratilipi.getLastUpdated().getTime() + TimeUnit.HOURS.toMillis(1L) - 1);
    DateFormat dateTimeFormat = new SimpleDateFormat("yyyy-MM-dd-HH'.00'-z");
    dateTimeFormat.setTimeZone(TimeZone.getTimeZone("Asia/Kolkata"));
    GcsService gcsService = GcsServiceFactory.createGcsService(RetryParams.getDefaultInstance());
    String srcBucket = "static.pratilipi.com";
    String dstBucket = "backup.pratilipi.com";
    String srcPrefix = "pratilipi/" + request.pratilipiId + "/";
    String dstPrefix = srcBucket + "/pratilipi-" + dateTimeFormat.format(dateTime) + "/" + request.pratilipiId + "/";
    try {
        ListResult result = gcsService.list(srcBucket, new ListOptions.Builder().setPrefix(srcPrefix).build());
        while (result.hasNext()) {
            String srcName = result.next().getName();
            String dstName = dstPrefix + srcName.substring(srcPrefix.length());
            gcsService.copy(new GcsFilename(srcBucket, srcName), new GcsFilename(dstBucket, dstName));
        }
    } catch (IOException e) {
        logger.log(Level.SEVERE, "", e);
        throw new UnexpectedServerException();
    }
    return new GenericResponse();
}