private void OnDataAvailable(DataReadInfo dr)
{
SocketMessager messager = SocketMessager.Parse(dr.ResponseStream.ToArray());
if (string.Compare(messager.Action, SocketMessager.SYS_QUIT.Action) == 0)
{
dr.AcceptSocket.Close();
}
else if (string.Compare(messager.Action, SocketMessager.SYS_TEST_LINK.Action) != 0)
{
ReceiveEventArgs e = new ReceiveEventArgs(this._receives++, messager, this);
SyncReceive receive = null;
if (this._receiveHandlers.TryGetValue(messager.Id, out receive))
{
this._server._receiveSyncWQ.Enqueue(delegate() {
try {
receive.ReceiveHandler(this, e);
} catch (Exception ex) {
this.OnError(ex);
} finally {
receive.Wait.Set();
}
});
}
else
{
this._server._receiveWQ.Enqueue(delegate() {
this.OnReceive(e);
});
}
}
this._lastActive = DateTime.Now;
HandleDataReceived();
}
private void HandleDataReceived()
{
if (this._running)
{
try {
NetworkStream ns = this._tcpClient.GetStream();
ns.ReadTimeout = 1000 * 20;
DataReadInfo dr = new DataReadInfo(DataReadInfoType.Head, this, ns, BaseSocket.HeadLength, BaseSocket.HeadLength);
dr.BeginRead();
} catch (Exception ex) {
this._running = false;
this.OnError(ex);
}
}
}
static void HandleDataRead(IAsyncResult ar)
{
DataReadInfo dr = ar.AsyncState as DataReadInfo;
if (dr.AcceptSocket._running)
{
int overs = 0;
try {
overs = dr.NetworkStream.EndRead(ar);
} catch (Exception ex) {
dr.AcceptSocket.OnError(ex);
return;
}
if (overs > 0)
{
dr.ResponseStream.Write(dr.Buffer, 0, overs);
dr.OverZoreTimes = 0;
}
else if (++dr.OverZoreTimes > 10)
{
return;
}
dr.Over -= overs;
if (dr.Over > 0)
{
dr.BeginRead();
}
else if (dr.Type == DataReadInfoType.Head)
{
var bodySizeBuffer = dr.ResponseStream.ToArray();
if (int.TryParse(Encoding.UTF8.GetString(bodySizeBuffer, 0, bodySizeBuffer.Length), NumberStyles.HexNumber, null, out overs))
{
DataReadInfo drBody = new DataReadInfo(DataReadInfoType.Body, dr.AcceptSocket, dr.NetworkStream, 1024, overs - BaseSocket.HeadLength);
drBody.BeginRead();
}
}
else
{
dr.AcceptSocket.OnDataAvailable(dr);
}
}
}
/// <summary>
/// Загрузить информацию конкретного DataReadInfo.
/// </summary>
/// <param name="aNode">XmlNode</param>
/// <returns>Загруженный DataReadInfo</returns>
private DataReadInfo LoadDataReadInfoFromNode(XmlNode aNode)
{
var dataInfo = new DataReadInfo();
var nodes = aNode.ChildNodes;
for (var fieldIndex = 0; fieldIndex < nodes.Count; ++fieldIndex) {
switch (nodes[fieldIndex].Name) {
case NODE_OPC_ITEM_NAME:
dataInfo.OpcItemName = nodes[fieldIndex].InnerText;
break;
case NODE_OPC_TYPE_NAME:
dataInfo.TypeName = nodes[fieldIndex].InnerText;
break;
case NODE_OPC_OBJECT_NAME:
dataInfo.ObjectName = nodes[fieldIndex].InnerText;
break;
case NODE_OPC_DATA_NAME:
dataInfo.DataName = nodes[fieldIndex].InnerText;
break;
}
}
return dataInfo;
}
/// <summary>
/// Инициализация конфигруации. При появлении подключения к ИТЦ считываем идентификаторы данных и настраиваем их у себя.
/// </summary>
protected override void DoInitialize()
{
Logger.Info("Инициализация конфигурации...");
var connection = oracleConnection.GetOracleConnection();
var readDataInfoList = new List<DataReadInfo>();
try {
var commandText = "select t.NAME, o.NAME, d.NAME, t.ID, o.ID, d.ID " +
"from TYPE_INFO t, OBJECT_INFO o, DATA_INFO d " +
"where (d.TYPE_INFO_ID = t.ID) and (o.TYPE_INFO_ID = t.ID)";
using (var command = new OracleCommand(commandText, connection)) {
using (var reader = command.ExecuteReader()) {
oracleConnection.UpdateLastOperationTime();
while (reader.Read()) {
var dataInfo = new DataReadInfo();
dataInfo.TypeName = (string)reader.GetValue(0);
dataInfo.ObjectName = (string)reader.GetValue(1);
dataInfo.DataName = (string)reader.GetValue(2);
dataInfo.TypeId = int.Parse(reader.GetValue(3).ToString());
dataInfo.ObjectId = int.Parse(reader.GetValue(4).ToString());
dataInfo.DataId = int.Parse(reader.GetValue(5).ToString());
readDataInfoList.Add(dataInfo);
}
}
}
}
catch (Exception ex) {
oracleConnection.ProcessError(ex);
}
try {
SetIdsToDataInfo(readDataInfoList);
WagstaffCurdataConfiguration.SetIdsToOpcItems(DataInfo);
MixerCurrdataConfiguration.SetIdsToOpcItems(DataInfo);
Logger.Info("Инициализация конфигурации прошла успешно.");
}
catch (Exception ex) {
Logger.Info("Ошибка при инициализации конфигурации");
Logger.Error("Ошибка при инициализации конфигурации: " + ex);
}
}
/// <summary>
/// Установить DataReadInfo, где хранится информация о читаемых данных - идентификаторы, имена.
/// </summary>
/// <param name="aData">Список данных.</param>
public void SetData(DataReadInfo[] aData)
{
data = aData;
}
