org.csource.fastdfs.DownloadCallback Maven / Gradle / Ivy
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/**
* Copyright (C) 2008 Happy Fish / YuQing
*
* FastDFS Java Client may be copied only under the terms of the GNU Lesser
* General Public License (LGPL).
* Please visit the FastDFS Home Page http://www.csource.org/ for more detail.
*/
package org.csource.fastdfs;
/**
* Download file callback interface
* @author Happy Fish / YuQing
* @version Version 1.4
*/
public interface DownloadCallback
{
/**
* recv file content callback function, may be called more than once when the file downloaded
* @param file_size file size
* @param data data buff
* @param bytes data bytes
* @return 0 success, return none zero(errno) if fail
*/
public int recv(long file_size, byte[] data, int bytes);
}