/// <summary>
/// This reflective method for invoking methods. Overriden from RealProxy.
/// Handles the object invocation. This method wrapps an instance call to the hessian
/// requests, sends it to the hessian service and translates the reply of this call to the C# - data type
/// <see cref="System.Runtime.Remoting.Proxies.RealProxy"/>
/// </summary>
/// <param name="msg"></param>
/// <returns></returns>
public override IMessage Invoke(IMessage msg)
{
// Convert to a MethodCallMessage
IMethodCallMessage methodMessage = new MethodCallMessageWrapper((IMethodCallMessage)msg);
MethodInfo methodInfo = this.GetMethodInfoForMethodBase(methodMessage);
Type[] argumentTypes = CHessianMethodCaller.GetArgTypes(methodMessage.Args);
object objReturnValue = null;
if (methodInfo != null)
{
if (methodInfo.Name.Equals("Equals") && argumentTypes != null &&
argumentTypes.Length == 1 && argumentTypes[0].IsAssignableFrom((typeof(Object))))
{
Object value = methodMessage.Args[0];
if (value == null)
{
objReturnValue = false;
}
else if (value.GetType().Equals(typeof(CHessianProxy)) ||
value.GetType().IsAssignableFrom(typeof(CHessianProxy)))
{
objReturnValue = this.m_methodCaller.URI.Equals(((CHessianProxy)value).URI);
}
else
{
objReturnValue = false;
}
}
else if (methodInfo.Name.Equals("GetHashCode") && argumentTypes.Length == 0)
{
objReturnValue = this.m_methodCaller.URI.GetHashCode();
}
else if (methodInfo.Name.Equals("GetHessianURL"))
{
objReturnValue = this.m_methodCaller.URI.ToString();
}
else if (methodInfo.Name.Equals("ToString") && argumentTypes.Length == 0)
{
objReturnValue = "[HessianProxy " + this.m_methodCaller.URI + "]";
}
else if (methodInfo.Name.Equals("GetType") && argumentTypes.Length == 0)
{
objReturnValue = this.m_proxyType;
}
else
{
objReturnValue = this.m_methodCaller.DoHessianMethodCall(methodMessage.Args, methodInfo);
}
}
else
{
if (methodMessage.MethodName.Equals("GetType") && (methodMessage.ArgCount == 0))
{
objReturnValue = this.m_proxyType;
}
}
// Create the return message (ReturnMessage)
return(new ReturnMessage(objReturnValue, methodMessage.Args, methodMessage.ArgCount, methodMessage.LogicalCallContext, methodMessage));
}
/// <summary>
/// Gets method info instance, according to the given method base
/// </summary>
/// <param name="methodMessage">Method message, that describes the method call</param>
/// <returns>MethodInfo - Instance</returns>
private MethodInfo GetMethodInfoForMethodBase(IMethodCallMessage methodMessage)
{
if (IsMethodNameUnique(methodMessage.MethodName))
{
return(this.m_proxyType.GetMethod(methodMessage.MethodName));
}
else
{
return(this.m_proxyType.GetMethod(methodMessage.MethodName, CHessianMethodCaller.GetArgTypes(methodMessage.Args)));
}
}