/// <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 BufferListStream Slice(byte[] largeBuf, BufferListPool.BufferLevel level) {
BufferListStream bs = new BufferListStream();
int countleave = largeBuf.Length;
int offset = 0;
while (countleave > 0) {
var buf = AllocBuf(level);
int len = Math.Min(countleave, buf.Count);
//Buffer.BlockCopy(largeBuf, offset, buf.Source.Array, buf.Source.Offset, len);
buf.SetData(largeBuf, offset, len);
bs.Add(buf);
offset += len;
countleave -= len;
}
return bs;
}
public BufferListSegment(BufferListPool.BufferLevel level, ArraySegment<byte> source, BufferPool buffPool = null) {
this.Level = level;
this.m_OffsetOriginal = source.Offset;
this.m_CountOriginal = source.Count;
//
this.Offset = source.Offset;
this.Count = source.Count;
//
if (buffPool != null) {
this.IsFromBufferListPool = true;
this.m_BufferPool = buffPool;
}
else {
this.m_Source = source;
}
}
//[Obsolete("就不应该有清理")]
//internal static void ClearBuf() {
// //lock (m_lockObj) {
// BufPool.Clear();
// //}
//}
///// <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(BufferListPool.BufferLevel level, byte multiple) {
BufPool.SetCacheMultiple(level, multiple);
}
//static object m_lockObj = new object();
/// <summary>
/// 线程安全
/// </summary>
/// <param name="level"></param>
/// <returns></returns>
public static BufferListSegment AllocBuf(BufferListPool.BufferLevel level) {
//lock (m_lockObj) {
return BufPool.GetBuf(level);
//}
}
