public void ToChannelMethodInvoke(byte[] data, ServiceChannelManager channelManager, out ServiceChannel channel, out int methodIndex, out object[] args)
{
BinaryDataReader reader = new BinaryDataReader(data);
channel = channelManager[reader.ReadString()];
if (channel == null)
{
methodIndex = -1;
args = null;
return;
}
methodIndex = reader.ReadInt32();
if (methodIndex < 0 || methodIndex >= channel.Provider.ServerOperations.Count)
{
methodIndex = -1;
args = null;
return;
}
var method = channel.Provider.ServerOperations[methodIndex];
var parameter = method.GetParameters();
args = new object[reader.ReadByte()];
for (int i = 0; i < args.Length; i++)
{
args[i] = Formatter.Deserialize(parameter[i].ParameterType, reader.ReadBytes());
}
}
public void ToChannelMethodResult(byte[] data, Type resultType, out object result, out string errorMsg)
{
BinaryDataReader reader = new BinaryDataReader(data);
if (reader.ReadBoolean())
{
errorMsg = null;
if (resultType == null || resultType == typeof(void))
{
result = null;
}
else
{
result = Formatter.Deserialize(resultType, reader.ReadBytes());
}
}
else
{
result = null;
errorMsg = reader.ReadString();
}
}
internal void Receive_3_InvokeMethod(CommunicationReceiveEventArgs e)
{
byte[] data;
ServiceChannel channel;
int methodIndex;
object[] args;
BinaryDataReader reader = new BinaryDataReader(e.Data);
var channelName = reader.ReadString().ToLower().Trim();
channel = ChannelBuffer.Keys.SingleOrDefault(t => t.Name.ToLower().Trim() == channelName);
if (channel == null)
{
data = MessageFormatter.FromChannelMethodResult(null, "ChannelNotExist");
Client.Send(data, e.Head);
return;
}
methodIndex = reader.ReadInt32();
if (methodIndex >= channel.Provider.ClientOperations.Count)
{
data = MessageFormatter.FromChannelMethodResult(null, "MethodNotExist");
Client.Send(data, e.Head);
return;
}
var method = channel.Provider.ClientOperations[methodIndex];
var parameter = method.GetParameters();
args = new object[reader.ReadByte()];
for (int i = 0; i < args.Length; i++)
{
if (channel.Formatter != null)
{
args[i] = channel.Formatter.Deserialize(parameter[i].ParameterType, reader.ReadBytes());
}
else
{
args[i] = DataFormatter.Deserialize(parameter[i].ParameterType, reader.ReadBytes());
}
}
var instance = ChannelBuffer[channel].GetType().GetMethod("GetChannel").Invoke(ChannelBuffer[channel], null);
if (instance == null)
{
data = MessageFormatter.FromChannelMethodResult(null, "InstanceCreateFailed");
Client.Send(data, e.Head);
return;
}
object result;
try
{
result = method.Invoke(instance, args);
}
catch (ArgumentException)
{
data = MessageFormatter.FromChannelMethodResult(null, "MethodParametersError");
Client.Send(data, e.Head);
return;
}
catch (Exception)
{
data = MessageFormatter.FromChannelMethodResult(null, "MethodRuntimeError");
Client.Send(data, e.Head);
return;
}
data = MessageFormatter.FromChannelMethodResult(result, null);
Client.Send(data, e.Head);
}