public ConnectionMultiplexer2 GetConnection()
{
ConnectionMultiplexer2 conn = null;
if (FreeConnections.Count > 0)
{
lock (_lock)
if (FreeConnections.Count > 0)
{
conn = FreeConnections.Dequeue();
}
}
if (conn == null && AllConnections.Count < MaxPoolSize)
{
lock (_lock)
if (AllConnections.Count < MaxPoolSize)
{
conn = new ConnectionMultiplexer2();
AllConnections.Add(conn);
}
if (conn != null)
{
conn.Pool = this;
conn.ThreadId = Thread.CurrentThread.ManagedThreadId;
}
}
if (conn == null)
{
ManualResetEvent wait = new ManualResetEvent(false);
lock (_lock_GetConnectionQueue)
GetConnectionQueue.Enqueue(wait);
if (wait.WaitOne(TimeSpan.FromSeconds(10)))
{
return(GetConnection());
}
throw new Exception("GetConnection 连接池获取超时10秒");
}
conn.ThreadId = Thread.CurrentThread.ManagedThreadId;
conn.LastActive = DateTime.Now;
Interlocked.Increment(ref conn.UseSum);
try {
if (conn.Database == null || !conn.Database.IsConnected("test"))
{
conn.Connection = ConnectionMultiplexer.Connect(ConnectionString);
conn.Database = conn.Connection.GetDatabase();
}
} catch (Exception ex) {
throw new Exception("GetConnection/GetDatabase 出错", ex);
}
return(conn);
}
public void ReleaseConnection(ConnectionMultiplexer2 conn)
{
lock (_lock)
FreeConnections.Enqueue(conn);
if (GetConnectionQueue.Count > 0)
{
ManualResetEvent wait = null;
lock (_lock_GetConnectionQueue)
if (GetConnectionQueue.Count > 0)
{
wait = GetConnectionQueue.Dequeue();
}
if (wait != null)
{
wait.Set();
}
}
}
