/// <summary>
/// 把大字节数组分割成指定容量等级的ByteListStream
/// </summary>
/// <param name="largeBuf"></param>
/// <param name="level"></param>
/// <returns></returns>
public static ByteListStream Slice(byte[] largeBuf, ByteListPool.BufferLevel level)
{
ByteListStream bs = new ByteListStream();
int countleave = largeBuf.Length;
int offset = 0;
while (countleave > 0)
{
byte[] buf = AllocBuf(level);
int len = Math.Min(countleave, buf.Length);
Buffer.BlockCopy(largeBuf, offset, buf, 0, len);
bs.Add(new ArraySegment <byte>(buf, 0, len));
offset += len;
countleave -= len;
}
return(bs);
}
///// <summary>
///// 默认缓存容量是80M，设置缓存容量倍数 设置为2则缓存容量是160M
///// </summary>
///// <param name="multiple">倍数必须大于0</param>
//public static void SetCacheMultipleAll(byte multiple) {
// BufPool.SetCacheMultipleAll(multiple);
//}
/// <summary>
/// 设置指定缓存容量的 缓存倍数,如果编写程序中命中的缓存级别较大，可单独增加缓存数量
/// </summary>
/// <param name="level"></param>
/// <param name="multiple"></param>
public static void SetCacheMultiple(ByteListPool.BufferLevel level, byte multiple)
{
BufPool.SetCacheMultiple(level, multiple);
}
/// <summary>
/// 线程安全
/// </summary>
/// <param name="level"></param>
/// <returns></returns>
public static byte[] AllocBuf(ByteListPool.BufferLevel level)
{
lock (m_lockObj) {
return(BufPool.GetBuf(level));
}
}
