/// <summary>
/// 将 Stream 的内容缓存到 HGlobalCache 中。
/// </summary>
/// <param name="hGCache">HGlobalCache</param>
/// <param name="stream">Stream</param>
/// <param name="encoding">编码</param>
/// <returns>返回缓冲的长度</returns>
public static void ReadFrom(this HGlobalCache <char> hGCache, Stream stream, Encoding encoding)
{
var hGBytes = BytesPool.Rent();
hGBytes.ReadFrom(stream);
hGCache.ReadFrom(hGBytes, encoding);
BytesPool.Return(hGBytes);
}
