| private Dequeue ( DataValue &value, ServiceResult &error ) : bool | ||
| value | DataValue | The value removed from the queue. |
| error | ServiceResult | The error removed from the queue. |
| 리턴 | bool | |
private bool Dequeue(out DataValue value, out ServiceResult error)
{
value = null;
error = null;
// check for empty queue.
if (m_start < 0)
{
return false;
}
value = m_values[m_start];
m_values[m_start] = null;
if (m_errors != null)
{
error = m_errors[m_start];
m_errors[m_start] = null;
}
// set the overflow bit.
if (m_overflow == m_start)
{
SetOverflowBit(ref value, ref error);
m_overflow = -1;
}
m_start++;
// check if queue has been emptied.
if (m_start == m_end)
{
m_start = -1;
m_end = 0;
}
// check for wrap around.
else if (m_start >= m_values.Length)
{
m_start = 0;
}
return true;
}