// MessageToProtocolRequest
//
// Converts a IMessage representing a method call (IMethodCallMessage)
// into the Ice protocol representation, and writes it to stream outStream.
public static void MessageToProtocolRequest(Stream outStream, IMessage msg)
{
IMethodCallMessage mcall = msg as IMethodCallMessage;
Ice.ProtocolWriter pw = new Ice.ProtocolWriter(outStream);
// extract message bits from mcall
Ice.Identity id = (Ice.Identity)mcall.LogicalCallContext.GetData("__iceIdentity");
string[] facetPath = (string[])mcall.LogicalCallContext.GetData("__iceFacetPath");
Ice.OperationMode opMode = (Ice.OperationMode)mcall.LogicalCallContext.GetData("__iceOperationMode");
Ice.Context ctx = (Ice.Context)mcall.LogicalCallContext.GetData("__iceContext");
bool oneWay = (bool)mcall.LogicalCallContext.GetData("__iceOneWay");
int thisRequestId = 0;
if (!oneWay)
{
thisRequestId = IceChannelUtils.NextRequestId;
}
mcall.LogicalCallContext.SetData("__iceRequestId", thisRequestId);
ParameterInfo[] paramInfos = mcall.MethodBase.GetParameters();
// Create an Ice protocol message
pw.BeginMessage(Ice.MessageType.Request);
pw.WriteRequestMessageHeader(thisRequestId,
id,
facetPath,
mcall.MethodName,
Ice.OperationMode.Normal,
ctx);
// now write the args
pw.BeginEncapsulation();
for (int i = 0; i < mcall.ArgCount; i++)
{
if (!paramInfos[i].IsOut)
{
if (Attribute.GetCustomAttribute(paramInfos[i], typeof(Ice.AsProxy)) != null)
{
pw.WriteProxy(mcall.Args[i], paramInfos[i].ParameterType);
}
else
{
pw.WriteObject(mcall.Args[i], paramInfos[i].ParameterType);
}
}
}
pw.WriteClassInstances();
pw.EndEncapsulation();
pw.EndMessage();
}
private void ListenerThread()
{
if (_e is Ice.TcpEndpoint)
{
// loop and accept socket connections, then convert them
// into Endpoints, and instantiate a ReceiverDispatcher for
// them.
while (true)
{
Socket clientSocket = _listener.AcceptSocket();
Ice.Endpoint ne = (Ice.Endpoint)_e.Clone();
Ice.TcpEndpoint tcpep = ne as Ice.TcpEndpoint;
if (tcpep == null)
{
throw new NotSupportedException("Only TCP endpoints are supported");
}
tcpep.Socket = clientSocket;
if (tcpep.HasConnection)
{
// validate the connection
MemoryStream ms = new MemoryStream();
Ice.ProtocolWriter pw = new Ice.ProtocolWriter(ms);
pw.BeginMessage(MessageType.ValidateConnection);
pw.EndMessage();
ms.WriteTo(tcpep.Stream);
}
tcpep.ReceiverDispatcher = new Ice.ReceiverDispatcher(tcpep, new MessageRequestDelegate(MessageRequestHandler));
}
}
else
{
throw new NotImplementedException("ListenerThread managed to get a non-Tcp Ice.Endpoint");
}
}
private void ListenerThread ()
{
if (_e is Ice.TcpEndpoint) {
// loop and accept socket connections, then convert them
// into Endpoints, and instantiate a ReceiverDispatcher for
// them.
while (true) {
Socket clientSocket = _listener.AcceptSocket();
Ice.Endpoint ne = (Ice.Endpoint) _e.Clone();
Ice.TcpEndpoint tcpep = ne as Ice.TcpEndpoint;
if (tcpep == null) {
throw new NotSupportedException ("Only TCP endpoints are supported");
}
tcpep.Socket = clientSocket;
if (tcpep.HasConnection) {
// validate the connection
MemoryStream ms = new MemoryStream();
Ice.ProtocolWriter pw = new Ice.ProtocolWriter(ms);
pw.BeginMessage (MessageType.ValidateConnection);
pw.EndMessage ();
ms.WriteTo (tcpep.Stream);
}
tcpep.ReceiverDispatcher = new Ice.ReceiverDispatcher (tcpep, new MessageRequestDelegate (MessageRequestHandler));
}
} else {
throw new NotImplementedException("ListenerThread managed to get a non-Tcp Ice.Endpoint");
}
}
// MessageToProtocolReply
//
// Given a IMethodReturnMessage replyMsg, which originated from the
// original IMethodMessage callMsg, serialize the reply using the
// Ice protocol to outStream
public static void MessageToProtocolReply(IMessage callMsg, IMessage replyMsg, Stream outStream)
{
IMethodMessage cmsg = callMsg as IMethodMessage;
IMethodReturnMessage retmsg = replyMsg as IMethodReturnMessage;
if (cmsg == null || retmsg == null)
{
throw new InvalidOperationException("no IMethodReturnMessage????");
}
if (retmsg.Exception != null)
{
Trace.WriteLine("retmsg.Exception != null, don't know what to do");
Console.WriteLine(retmsg.Exception);
return;
}
int requestId = (int)callMsg.Properties["__iceRequestId"];
Ice.ProtocolWriter pw = new Ice.ProtocolWriter(outStream);
pw.BeginMessage(Ice.MessageType.Reply);
pw.WriteReplyMessageHeader(MessageReplyType.Success,
requestId);
pw.BeginEncapsulation();
// first write the out params
object[] outArgs = retmsg.OutArgs;
int curOutArg = 0;
MethodInfo mi = cmsg.MethodBase as MethodInfo;
ParameterInfo[] paramInfos = mi.GetParameters();
foreach (ParameterInfo pinfo in paramInfos)
{
if (pinfo.IsOut)
{
if (Attribute.GetCustomAttribute(pinfo, typeof(Ice.AsProxy)) != null)
{
pw.WriteProxy(outArgs[curOutArg++], pinfo.ParameterType);
}
else
{
pw.WriteObject(outArgs[curOutArg++], pinfo.ParameterType);
}
}
}
Type rtype = mi.ReturnType;
if (rtype != null && rtype != typeof(void))
{
if (mi.ReturnTypeCustomAttributes.IsDefined(typeof(Ice.AsProxy), true))
{
pw.WriteProxy(retmsg.ReturnValue, rtype);
}
else
{
pw.WriteObject(retmsg.ReturnValue, rtype);
}
}
pw.WriteClassInstances();
pw.EndEncapsulation();
pw.EndMessage();
}
// MessageToProtocolRequest
//
// Converts a IMessage representing a method call (IMethodCallMessage)
// into the Ice protocol representation, and writes it to stream outStream.
public static void MessageToProtocolRequest (Stream outStream, IMessage msg)
{
IMethodCallMessage mcall = msg as IMethodCallMessage;
Ice.ProtocolWriter pw = new Ice.ProtocolWriter(outStream);
// extract message bits from mcall
Ice.Identity id = (Ice.Identity) mcall.LogicalCallContext.GetData("__iceIdentity");
string[] facetPath = (string[]) mcall.LogicalCallContext.GetData("__iceFacetPath");
Ice.OperationMode opMode = (Ice.OperationMode) mcall.LogicalCallContext.GetData("__iceOperationMode");
Ice.Context ctx = (Ice.Context) mcall.LogicalCallContext.GetData("__iceContext");
bool oneWay = (bool) mcall.LogicalCallContext.GetData("__iceOneWay");
int thisRequestId = 0;
if (!oneWay)
thisRequestId = IceChannelUtils.NextRequestId;
mcall.LogicalCallContext.SetData("__iceRequestId", thisRequestId);
ParameterInfo[] paramInfos = mcall.MethodBase.GetParameters();
// Create an Ice protocol message
pw.BeginMessage (Ice.MessageType.Request);
pw.WriteRequestMessageHeader (thisRequestId,
id,
facetPath,
mcall.MethodName,
Ice.OperationMode.Normal,
ctx);
// now write the args
pw.BeginEncapsulation();
for (int i = 0; i < mcall.ArgCount; i++) {
if (!paramInfos[i].IsOut) {
if (Attribute.GetCustomAttribute (paramInfos[i], typeof(Ice.AsProxy)) != null)
pw.WriteProxy (mcall.Args[i], paramInfos[i].ParameterType);
else
pw.WriteObject (mcall.Args[i], paramInfos[i].ParameterType);
}
}
pw.WriteClassInstances();
pw.EndEncapsulation();
pw.EndMessage();
}
// MessageToProtocolReply
//
// Given a IMethodReturnMessage replyMsg, which originated from the
// original IMethodMessage callMsg, serialize the reply using the
// Ice protocol to outStream
public static void MessageToProtocolReply (IMessage callMsg, IMessage replyMsg, Stream outStream)
{
IMethodMessage cmsg = callMsg as IMethodMessage;
IMethodReturnMessage retmsg = replyMsg as IMethodReturnMessage;
if (cmsg == null || retmsg == null)
throw new InvalidOperationException ("no IMethodReturnMessage????");
if (retmsg.Exception != null) {
Trace.WriteLine ("retmsg.Exception != null, don't know what to do");
Console.WriteLine (retmsg.Exception);
return;
}
int requestId = (int) callMsg.Properties["__iceRequestId"];
Ice.ProtocolWriter pw = new Ice.ProtocolWriter (outStream);
pw.BeginMessage (Ice.MessageType.Reply);
pw.WriteReplyMessageHeader (MessageReplyType.Success,
requestId);
pw.BeginEncapsulation();
// first write the out params
object[] outArgs = retmsg.OutArgs;
int curOutArg = 0;
MethodInfo mi = cmsg.MethodBase as MethodInfo;
ParameterInfo[] paramInfos = mi.GetParameters();
foreach (ParameterInfo pinfo in paramInfos) {
if (pinfo.IsOut) {
if (Attribute.GetCustomAttribute (pinfo, typeof(Ice.AsProxy)) != null)
pw.WriteProxy (outArgs[curOutArg++], pinfo.ParameterType);
else
pw.WriteObject (outArgs[curOutArg++], pinfo.ParameterType);
}
}
Type rtype = mi.ReturnType;
if (rtype != null && rtype != typeof(void)) {
if (mi.ReturnTypeCustomAttributes.IsDefined (typeof(Ice.AsProxy), true))
pw.WriteProxy (retmsg.ReturnValue, rtype);
else
pw.WriteObject (retmsg.ReturnValue, rtype);
}
pw.WriteClassInstances();
pw.EndEncapsulation();
pw.EndMessage ();
}