UploadProgressListener.java

/**
 * Licensed to The Apereo Foundation under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 *
 * The Apereo Foundation licenses this file to you under the Educational
 * Community License, Version 2.0 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of the License
 * at:
 *
 *   http://opensource.org/licenses/ecl2.txt
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
 * License for the specific language governing permissions and limitations under
 * the License.
 *
 */

package org.opencastproject.publication.youtube;

import org.opencastproject.mediapackage.MediaPackage;

import com.google.api.client.googleapis.media.MediaHttpUploader;
import com.google.api.client.googleapis.media.MediaHttpUploaderProgressListener;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.File;
import java.io.IOException;

/**
 * Log progress of a YouTube video upload.
 */
public class UploadProgressListener implements MediaHttpUploaderProgressListener {

  private final Logger logger = LoggerFactory.getLogger(this.getClass());
  private final File file;
  private final MediaPackage mediaPackage;
  private boolean complete;

  /**
   * @param mediaPackage may not be {@code null}
   * @param file may not be {@code null}
   */
  public UploadProgressListener(final MediaPackage mediaPackage, final File file) {
    this.file = file;
    complete = false;
    this.mediaPackage = mediaPackage;
  }

  @Override
  public void progressChanged(final MediaHttpUploader uploader) throws IOException {
    final MediaHttpUploader.UploadState uploadState = uploader.getUploadState();
    final String describeProgress;
    switch (uploadState) {
      case INITIATION_STARTED:
        describeProgress = "Initiating YouTube publish";
        break;
      case INITIATION_COMPLETE:
      case MEDIA_IN_PROGRESS:
        final String percentComplete = "%" + uploader.getProgress() * 100 + " complete";
        describeProgress = "Uploading " + file.getAbsolutePath() + " to YouTube (" + percentComplete + ")";
        break;
      case NOT_STARTED:
        describeProgress = "Waiting to start YouTube.";
        break;
      case MEDIA_COMPLETE:
        describeProgress = "YouTube publication is complete.";
        complete = true;
        break;
      default:
        describeProgress = "Warning: No formal description for upload state: " + uploadState;
    }
    logger.info(describeProgress + "(MediaPackage Identifier: " + mediaPackage.getIdentifier().toString() + ')');
  }

  public boolean isComplete() {
    return complete;
  }

}