protected internal override void OnRecoverAgreed(ConversationRecoverAgreedMessage recoverResponseMessage)
{
//修改holder获取已经有进度的Item,seek到进度位置。其它的全都seek到0，然后重新Post holder.
var sendItemRecoverResponse = recoverResponseMessage as RecoverSendItemsResponse;
if (sendItemRecoverResponse == null)
{
return;
}
var items = sendItemRecoverResponse.Items;
//因为所有的item，都是传输完毕确认之后才删除的，所以只要检查已有item即可。
holder.Items.ForEach((localItem) =>
{
if (localItem is ISeekable)
{
var localSeekable = localItem as ISeekable;
var result = items.Find(i => i.ID == localItem.ID);
//TODO 文件夹怎么处理？还需要再想想。文件夹能Seek吗？不应该吧？
if (result == null)
{
localSeekable.SeekTo(0);
}
else
{
localSeekable.SeekTo(result.TransferredLength);
}
}
});
PostAsSendable(holder);
}
internal protected virtual void OnRecoverAgreed(ConversationRecoverAgreedMessage recoverResponseMessage)
{
}
protected internal override void OnRecoverAgreed(ConversationRecoverAgreedMessage recoverResponseMessage)
{
throw new NotImplementedException();
}
protected internal override void OnRecoverAgreed(ConversationRecoverAgreedMessage recoverResponseMessage)
{
//不需要做什么，对方会根据恢复时各个Item的位置，继续发消息过来
}