public void Stop()
{
// 终止 OPC 网关 WebAPI 服务
try
{
_host.Close();
_host = null;
Debug.WriteLine("OPC 网关服务关闭");
}
finally
{
statueOPCService = false;
}
// 终止 KepServer 消息侦听
for (int i = listeners.Count - 1; i >= 0; i--)
{
TKepServerListener listener = listeners[i];
listeners.Remove(listener);
listener = null;
}
// 终止 OPC Value 消息队列处理线程
TIRAPOPCTagValueQueueOut.Instance.Stop();
}
public void Start()
{
// 打开 OPC 网关 WebAPI 服务
try
{
_host = new ServiceHost(typeof(OPCGatewayService));
foreach (ServiceEndpoint sep in _host.Description.Endpoints)
{
sep.Behaviors.Add(new BehaviorAttribute());
}
_host.Open();
statueOPCService = true;
Debug.WriteLine("OPC 网关服务启动完成");
}
catch (Exception error)
{
Debug.WriteLine("OPC 网关服务启动失败，原因：[{0}]", error.Message);
}
// 加载数据库中已注册的设备列表
TIRAPOPCDevices.Instance.SetWebAPIParams(
TOPCGatewayGlobal.Instance.WebAPIParam.BrokeUri,
TOPCGatewayGlobal.Instance.WebAPIParam.ContentType,
TOPCGatewayGlobal.Instance.WebAPIParam.ClientID);
TIRAPOPCDevices.Instance.GetDevices(
TOPCGatewayGlobal.Instance.SysParams.CommunityID,
TOPCGatewayGlobal.Instance.SysParams.SysLogID);
Debug.WriteLine(
"当前在 IRAP 系统中注册的 OPCDevice 数量[{0}]",
TIRAPOPCDevices.Instance.Devices.Count);
// 创建 OPCTag 出队处理线程池
//TIRAPOPCTagValueQueueOut.Instance.Start();
// 根据配置文件内容，创建 KepServer 连接
TIRAPOPCServers.Instance.LoadFromDataFile(TOPCGatewayGlobal.Instance.ConfigurationFile);
foreach (TIRAPOPCServer server in TIRAPOPCServers.Instance.Servers)
{
try
{
TKepwareServers.Instance.Servers.Add(
new TKepwareServer(
server.Address,
server.Name));
}
catch (Exception error)
{
Debug.WriteLine(error.Message);
}
TKepServerListener listener = new TKepServerListener();
listener.Init(server.Address, server.Name);
listeners.Add(listener);
}
}