content: /*******************************************************************************
   * Software Name : RCS IMS Stack
   *
   * Copyright (C) 2010-2016 Orange.
   * Copyright (C) 2014 Sony Mobile Communications Inc.
   *
   * Licensed under the Apache 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://www.apache.org/licenses/LICENSE-2.0
   *
   * 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.
   *
   * NOTE: This file has been modified by Sony Mobile Communications Inc.
   * Modifications are licensed under the License.
   ******************************************************************************/
  
  package com.gsma.services.rcs.upload;
  
  import com.gsma.services.rcs.upload.FileUpload.State;
  
  /**
   * File upload event listener
   * 
   * @author Jean-Marc AUFFRET
   */
  public abstract class FileUploadListener {
      /**
       * Callback called when the file upload state has been changed.
       * 
       * @param uploadId ID of upload
       * @param state State of upload
       */
      public abstract void onStateChanged(String uploadId, State state);
  
      /**
       * Callback called during the upload progress.
       * 
       * @param uploadId ID of upload
       * @param currentSize Current transferred size in bytes
       * @param totalSize Total size to transfer in bytes
       */
      public abstract void onProgressUpdate(String uploadId, long currentSize, long totalSize);
  
      /**
       * Callback called when the file has been uploaded.
       * 
       * @param uploadId ID of upload
       * @param info Info about the file upload
       */
      public abstract void onUploaded(String uploadId, FileUploadInfo info);
  }
  