protected void AddBufferList(RecordBufferItem tNewItem)
{
if (!tNewItem.Available)
{
return;
}
if (m_Ticket == Int32.MaxValue)
{
Refresh();
}
lock (((ICollection)m_BufferList).SyncRoot)
{
if (0 == m_BufferList.Values.Count)
{
m_BufferList.Add(m_Ticket++, tNewItem);
}
else
{
if (tNewItem.SamplingName != m_BufferList.Values[0].SamplingName)
{
m_Ticket = 0;
m_BufferList.Clear();
}
m_BufferList.Add(m_Ticket++, tNewItem);
if (m_BufferList.Count >= m_BufferCount)
{
m_BufferList.RemoveAt(0);
}
}
}
}
protected Object[] FindBuffer(Int32 tRowIndex, String tSamplingName)
{
if (-1 == tRowIndex)
{
return(null);
}
if (null == tSamplingName)
{
tSamplingName = "Temporary";
}
else if ("" == tSamplingName.Trim())
{
tSamplingName = "Temporary";
}
lock (((ICollection)m_BufferList).SyncRoot)
{
if (0 == m_BufferList.Count)
{
return(null);
}
if (m_BufferList.Values[0].SamplingName != tSamplingName)
{
return(null);
}
if (null != m_tLastRow)
{
if ((m_tLastRow.RowIndex == tRowIndex) && (m_tLastRow.SamplingName == tSamplingName))
{
return(m_tLastRow.Items);
}
}
foreach (RecordBufferItem tItem in m_BufferList.Values)
{
if ((tItem.RowIndex == tRowIndex) && (tItem.SamplingName == tSamplingName))
{
m_tLastRow = tItem;
return(tItem.Items);
}
}
}
return(null);
}