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2025-06-06 09:15:13 +02:00
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266
interface/asm/dotnet/AdapterApplication5x/com.itac.mes.proxy.sockets/IhapEventChannel.cs Normal file
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using System;
using System.Diagnostics;
using System.IO;
using System.Net.Sockets;
using System.Reflection;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Proxies;
using System.Threading;
using com.itac.artes.ihap;
using com.itac.mes.domain;
using com.itac.mes.tools;
using com.itac.oib;
using com.itac.oib.boardgatekeeper.service;
using com.itac.oib.linecontrol.service;
using com.itac.oib.monitoring.service;
using com.itac.oib.siplacesetupcenter.service;
using com.itac.oib.traceability.service;
// Handler der das callen von Methoden des DataInterface aus dem iTAC.OIB.Adapter übernimmt
namespace com.itac.mes.proxy.sockets
{
public delegate void PropertyChangeListener(object sender, string channelName, string message);
public class IhapEventChannel : RealProxy
{
private static int CONNECTION_CHECK_MILLIES = 500;
private TcpClient _client;
private IhapOutputStream _ios;
private IhapInputStream _iis;
private bool _isShutdown;
public string channelName { get; set; }
private long lastCall = DateTime.Now.Ticks;
private Object lockObject = new Object();
private Thread aliveThread;
public event PropertyChangeListener connectionStateChangeListener;
public IhapEventChannel(TcpClient client, String channelName)
: base(typeof(OIBEvents))
{
lock (typeof(IhapHandler))
{
}
this.channelName = channelName;
this._client = client;
_ios = new IhapOutputStream(_client.GetStream());
_iis = new IhapInputStream(_client.GetStream());
aliveThread = new Thread(new ThreadStart(aliveThreadRun));
}
public void shutdown()
{
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "closing channel" + channelName);
_isShutdown = true;
try
{
_client.Close();
}
catch (Exception)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Warning, "closing channel" + channelName + " failed");
}
}
public long getLastCall()
{
return lastCall;
}
public bool isConnected()
{
return _client.Client.Connected;
}
public bool isShutdownInProgress()
{
return _isShutdown;
}
public override IMessage Invoke(IMessage message)
{
lastCall = new DateTime().Ticks;
IMethodCallMessage methodMsg = (IMethodCallMessage)message;
try
{
MethodInfo methodInfo = typeof(OIBEvents).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
Type[] interfaces = typeof(OIBEvents).GetInterfaces();
foreach (Type t in interfaces)
{
methodInfo = t.GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
if (methodInfo != null)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Verbose, String.Format("found method {0} in interface {1}", methodInfo.Name, t.Name));
break;
}
}
if (methodInfo == null)
{
throw new Exception("IHapEventChannel: methode '" + methodMsg.MethodName + "' not found in any of the interfaces");
}
object[] args = methodMsg.Args;
if (methodMsg.MethodName.Equals("Equals"))
{
return new ReturnMessage(args[0].Equals(this), args, 0, methodMsg.LogicalCallContext, methodMsg);
}
else if (methodMsg.MethodName.Equals("GetHashCode"))
{
return new ReturnMessage(this.GetHashCode(), args, 0, methodMsg.LogicalCallContext, methodMsg);
}
else if (methodMsg.MethodName.Equals("shutdown"))
{
shutdown();
stopAliveThread();
connectionClosed();
return new ReturnMessage(null, args, 0, methodMsg.LogicalCallContext, methodMsg);
}
else if (methodMsg.MethodName.Equals("startup"))
{
aliveThread.Start();
return new ReturnMessage(null, args, 0, methodMsg.LogicalCallContext, methodMsg);
}
Object retValue = sendCall(methodInfo, args);
return new ReturnMessage(retValue, args, 0, methodMsg.LogicalCallContext, methodMsg);
}
catch (TargetInvocationException ite)
{
return new ReturnMessage(ite.GetBaseException(), methodMsg);
}
catch (Exception ite)
{
return new ReturnMessage(ite.GetBaseException(), methodMsg);
}
}
private Object sendCall(MethodInfo method, Object[] args)
{
lock (lockObject)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Verbose, "Send event '" + method.Name + "' to socket " + _client.Client.RemoteEndPoint + " on " + channelName);
Object result = null;
try
{
_ios.writeBoolean(false);
_ios.call(method, args);
_ios.Flush();
IhapReply reply = _iis.readReply();
if (reply is IhapSuccessReply)
{
result = ((IhapSuccessReply)reply).getReturnValue();
}
else
{
IhapFaultReply fault = (IhapFaultReply)reply;
switch (fault.getFaultCode())
{
case FaultCode.NoSuchMethodException:
throw new NotImplementedException(fault.getMessage());
case FaultCode.ProtocolException:
throw new IhapProtocolException(fault.getMessage(), null);
default:
throw new IhapProtocolException(fault.getMessage(), null);
//(Exception)fault.getException();
}
}
}
catch (Exception e)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Error, "Error while sending event call on " + channelName + ":" + e.Message + "\n" + e.StackTrace);
shutdown();
}
return result;
}
}
protected void connectionClosed()
{
// Hier wird überprüft, ob ein Eintrag in der Aufruf-Liste vorhanden ist.
if (this.connectionStateChangeListener != null)
{
// Hier wird jeder Delegat, der sich für den Event registriert hat, aufgerufen.
this.connectionStateChangeListener(this, channelName, "connectionClosed");
}
}
/**
*
*/
private void stopAliveThread()
{
if (aliveThread.IsAlive && (aliveThread.ThreadState != System.Threading.ThreadState.Running))
{
aliveThread.Interrupt();
}
}
public void aliveThreadRun()
{
while (!_isShutdown && aliveThread.ThreadState == System.Threading.ThreadState.Running)
{
// wenn der letzte Call länger als .. her ist...
try
{
Thread.Sleep(50);
}
catch (Exception)
{
// wenn beim schliessen der Verbindung noch was passiert ist das nicht schlimm
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "interrupted for " + channelName);
}
if (DateTime.Now.Ticks - lastCall > CONNECTION_CHECK_MILLIES)
{
try
{
// versuchen den Server zu pingen
// wenn das fehlschlägt ist die Verbindung kaputt
lock (lockObject)
{ // das erfolgreiche Schreiben eines booleschen Wertes ist aus Kommunikationssicht zu sehen wie der
// erfolgreiche Aufruf einer Methode
if (!_isShutdown && (aliveThread.ThreadState == System.Threading.ThreadState.Running))
{
// nur wenn die Verbindung nicht bereits gestoppt wurde...
_ios.writeBoolean(true);
_ios.Flush();
lastCall = DateTime.Now.Ticks;
}
}
}
catch (Exception)
{
try
{
_isShutdown = true;
_client.Close();
}
catch (IOException e)
{
// wenn beim schliessen der Verbindung noch was passiert ist das nicht schlimm
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "shutdown connection problem for " + channelName, e);
}
finally
{
// die Schreibverbindung ist kaputt, also diese Connection töten...
LogHandler.log(Constants.LOGGER, TraceEventType.Verbose, "detected broken connection for " + channelName
+ " because Server closed port");
connectionClosed();
}
}
}
}
// wenn beim schliessen der Verbindung noch was passiert ist das nicht schlimm
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "channel shut down finished for " + channelName);
}
}
}

343
interface/asm/dotnet/AdapterApplication5x/com.itac.mes.proxy.sockets/IhapHandler.cs Normal file
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using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Net.Sockets;
using System.Reflection;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Proxies;
using System.Threading;
using com.itac.artes.ihap;
using com.itac.artes.ihap.serialize;
using com.itac.mes.domain;
using com.itac.mes.proxy.business;
using com.itac.mes.tools;
using com.itac.oib;
using com.itac.oib.boardgatekeeper.service;
using com.itac.oib.linecontrol.service;
using com.itac.oib.monitoring.service;
using com.itac.oib.siplacesetupcenter.service;
using com.itac.oib.traceability.service;
namespace com.itac.mes.proxy.sockets
{
public delegate void ClientDisconnectedHandler(IhapHandler handler);
public class IhapHandler : RealProxy
{
private static IDictionary<String, MethodInfo> _methodMap;
private static int handlerCounter;
private Object lockObject = new Object();
private int handlerNr;
private TcpClient _client;
private IhapOutputStream _ios;
private IhapInputStream _iis;
private OIBServiceImpl _serviceImpl;
private bool _isShutdown;
private long lastCall = DateTime.Now.Ticks;
public IhapHandler(TcpClient client, OIBServiceImpl oibServiceImpl)
: base(typeof(OIBEvents))
{
lock (typeof(IhapHandler))
{
handlerCounter++;
this.handlerNr = handlerCounter;
}
this._client = client;
this._serviceImpl = oibServiceImpl;
// damit zum testen callbacks aufgerufen werden koennen
initMethodMap();
Thread thread = new Thread(new ThreadStart(Run));
thread.Start();
}
public event ClientDisconnectedHandler ClientDisconnected;
private static void initMethodMap()
{
if (_methodMap != null)
{
return;
}
_methodMap = new Dictionary<String, MethodInfo>();
ProtocolMapping protocolMapping = new ProtocolMapping_v1();
MethodInfo[] methods = typeof(OIBService).GetMethods();
foreach (MethodInfo method in methods)
{
_methodMap.Add(protocolMapping.getOverloadMethodName(method), method);
}
// Alle Methoden aller implmentierten Interface eintragen...
Type[] array = typeof(OIBService).GetInterfaces();
foreach (Type innerType in array)
{
methods = innerType.GetMethods();
foreach (MethodInfo method in methods)
{
_methodMap.Add(protocolMapping.getOverloadMethodName(method), method);
}
}
}
public void shutdown()
{
_isShutdown = true;
try
{
_serviceImpl.Shutdown();
_client.Close();
}
catch (Exception)
{
}
}
public long getLastCall()
{
return lastCall;
}
public bool isConnected()
{
return _client.Client.Connected;
}
public string getName()
{
return "IhapHandler" + handlerNr;
}
public bool isShutdownInProgress()
{
return _isShutdown;
}
public override IMessage Invoke(IMessage message)
{
lastCall = new DateTime().Ticks;
IMethodCallMessage methodMsg = (IMethodCallMessage)message;
try
{
MethodInfo methodInfo = typeof(OIBEvents).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
// der Reihe nach alle Interface durchgehen, die als Callback implementiert sind
if (methodInfo == null)
{
methodInfo = typeof(ISiplaceSetupCenterNotify).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
methodInfo = typeof(ITraceability).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
methodInfo = typeof(ISetupCenterExternalControl).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
methodInfo = typeof(IMonitoringReceiver).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
methodInfo = typeof(ILineControlReceiver).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
methodInfo = typeof(IAdapterNotify).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
methodInfo = typeof(IBoardGateKeeper).GetMethod(methodMsg.MethodName, (Type[])methodMsg.MethodSignature);
}
if (methodInfo == null)
{
throw new Exception("IHapHandler.cs: methode nicht in den Interfacen gefunden");
}
object[] args = methodMsg.Args;
if (methodMsg.MethodName.Equals("Equals"))
{
return new ReturnMessage(args[0].Equals(this), args, 0, methodMsg.LogicalCallContext, methodMsg);
}
else if (methodMsg.MethodName.Equals("GetHashCode"))
{
return new ReturnMessage(this.GetHashCode(), args, 0, methodMsg.LogicalCallContext, methodMsg);
}
Object retValue = sendCall(methodInfo, args);
return new ReturnMessage(retValue, args, 0, methodMsg.LogicalCallContext, methodMsg);
}
catch (TargetInvocationException ite)
{
return new ReturnMessage(ite.GetBaseException(), methodMsg);
}
catch (Exception ite)
{
return new ReturnMessage(ite.GetBaseException(), methodMsg);
}
}
public void Run()
{
Thread.CurrentThread.Name = "IhapHandler-" + handlerNr;
_ios = new IhapOutputStream(_client.GetStream());
_iis = new IhapInputStream(_client.GetStream());
try
{
while (!_isShutdown && isConnected())
{
receiveCall();
}
}
catch (Exception)
{
shutdown();
}
}
private void receiveCall()
{
lock (lockObject)
{
try
{
Exception fault = null;
Object returnValue = null;
String methodName = null;
try
{
if (!_iis.readBoolean())
{
IhapCall lCall = _iis.readCall();
methodName = lCall.getOverloadMethodName();
if (_methodMap.ContainsKey(methodName))
{
MethodInfo lMethod = _methodMap[methodName];
Object[] args = lCall.getArgs();
returnValue = lMethod.Invoke(_serviceImpl, args);
lastCall = DateTime.Now.Ticks;
}
else
{
throw new NotImplementedException();
}
}
else
{
//ping...
return;
}
}
catch (IhapProtocolException pe)
{
if (pe.Message.EndsWith("end of file"))
{
throw pe;
}
fault = new ArtesRemoteException("Unable to read client request on " + getName(), pe);
_ios.writeFaultReply(FaultCode.ProtocolException, fault);
}
catch (NotImplementedException)
{
fault = new ArtesRemoteException("Unknown method '" + methodName + "'");
_ios.writeFaultReply(FaultCode.NoSuchMethodException, fault);
}
catch (IOException ioe)
{
throw ioe;
}
catch (Exception e)
{
if (e is TargetInvocationException)
{
e = ((TargetInvocationException)e).InnerException;
}
fault = e;
_ios.writeFaultReply(FaultCode.ServiceException, fault);
}
if (fault == null)
{
_ios.writeSuccessReply(returnValue);
}
}
catch (IOException ioe)
{
if (ioe.Message.EndsWith("end of file"))
{
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "Socket " + _client.Client.RemoteEndPoint + " disconnected for " + getName());
ClientDisconnected(this);
shutdown();
}
else
{
LogHandler.log(Constants.LOGGER, TraceEventType.Error, "Error receiving call for " + getName() + ":" + ioe.Message);
ClientDisconnected(this);
}
throw ioe;
}
finally
{
try
{
_ios.Flush();
}
catch (IOException)
{
}
}
}
}
private Object sendCall(MethodInfo method, Object[] args)
{
lock (lockObject)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Verbose, "Send event '" + method.Name + "' to socket " + _client.Client.RemoteEndPoint + " for " + getName());
Object result = null;
try
{
_ios.writeBoolean(false);
_ios.call(method, args);
_ios.Flush();
IhapReply reply = _iis.readReply();
if (reply is IhapSuccessReply)
{
result = ((IhapSuccessReply)reply).getReturnValue();
}
else
{
IhapFaultReply fault = (IhapFaultReply)reply;
switch (fault.getFaultCode())
{
case FaultCode.NoSuchMethodException:
throw new NotImplementedException(fault.getMessage());
case FaultCode.ProtocolException:
throw new IhapProtocolException(fault.getMessage(), null);
default:
throw new IhapProtocolException(fault.getMessage(), null); // (Exception)fault.getException();
}
}
}
catch (Exception e)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Error, "Error while sending event call for " + getName() + " . " + e.Message + "\n" + e.StackTrace);
shutdown();
}
return result;
}
}
public void setAdapterControl(IAdapterControl adapterControl)
{
_serviceImpl.SetAdapterControl(adapterControl);
}
}
}

155
interface/asm/dotnet/AdapterApplication5x/com.itac.mes.proxy.sockets/SocketAdapter.cs Normal file
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#region Namespace
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Net;
using System.Net.Sockets;
using System.Threading;
using com.itac.mes.proxy.business;
using com.itac.oib;
using com.itac.mes.tools;
#endregion
namespace com.itac.mes.proxy.sockets
{
public class SocketAdapter
{
private readonly IList<IhapHandler> _channels = new List<IhapHandler>();
private readonly TcpListener _listener;
private readonly IAdapterControl _adapterControl;
private readonly OIBServiceImpl _serviceImpl;
private bool _isShutdown = false;
// Wenn ein IHapHandler ein Disconnect feststellt wird eine Verbindung entfernt...
public void ClientDisconnected(IhapHandler iHapHandler)
{
// remove handler with disconnected sockets
for (int i = _channels.Count - 1; i >= 0; i--)
{
IhapHandler element = _channels[i];
if (element == iHapHandler)
{
_channels[i].shutdown();
_channels.RemoveAt(i);
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "Remove socket connection.");
}
}
LogHandler.log(Constants.LOGGER, TraceEventType.Verbose, "Nr of active connections: " + _channels.Count);
}
public SocketAdapter(int listeningPort, IAdapterControl adapterControl, OIBServiceImpl serviceImpl)
{
_listener = new TcpListener(IPAddress.Any, listeningPort);
_listener.Start();
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "Listen on port " + listeningPort);
_adapterControl = adapterControl;
_serviceImpl = serviceImpl;
var thread = new Thread(Run);
thread.Start();
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "Startup " + Constants.SERVICE_NAME + " finished.");
//
// neuen Thread aufmachen, der immer wieder nachguckt, wie oft die IHapHandler benutzt werden. und unbenutzte Verbindungen entfernt
var checkAliveThread = new Thread(RunCheckAlive);
checkAliveThread.Start();
}
public void Run()
{
Thread.CurrentThread.Name = "SocketAdapter";
while (!_isShutdown)
{
TcpClient client;
try
{
client = _listener.AcceptTcpClient();
}
catch (SocketException se)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Critical, "Accepting new socket connection failed", se);
continue;
}
var handler = new IhapHandler(client, _serviceImpl);
handler.setAdapterControl(_adapterControl);
handler.ClientDisconnected += ClientDisconnected;
_channels.Add(handler);
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "Incoming socket connection from " + client.Client.RemoteEndPoint);
}
}
public void RunCheckAlive()
{
Thread.CurrentThread.Name = "CheckAliveThread";
while (!_isShutdown)
{
bool removed = false;
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "registered incoming socket connections: " + _channels.Count);
try
{
for (int i = _channels.Count - 1; i >= 0; i--)
{
var channel = _channels[i];
if (!channel.isConnected())
{
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "remove disconnected incoming socket connection for " + channel.getName());
_channels.Remove(channel);
removed = true;
continue;
}
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "" + channel.getName() + " channel last used: " + new DateTime(channel.getLastCall()));
if ((channel.getLastCall() + 36001000L) < DateTime.Now.Ticks) // eine Stunde...
{
// Verbindung schliessen, wenn Sie länger als ... nicht benutzt wurde
// channel.shutdown();
}
}
if (removed)
{
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "remaining open incoming socket connections after cleanup: " + _channels.Count);
}
}
catch (Exception )
{
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "service channel listing interrupted");
}
// LG: Why this??
Thread.Sleep(60000);
}
}
public void Shutdown()
{
_isShutdown = true;
try
{
_listener.Stop();
foreach (var channel in _channels)
{
if (channel.isConnected())
{
channel.shutdown();
}
}
_channels.Clear();
}
catch
{
}
LogHandler.log(Constants.LOGGER, TraceEventType.Information, "Listen port closed.");
}
}
}