public override IMessage Invoke(IMessage msg)
{
var methodCall = msg as IMethodCallMessage;
var methodInfo = methodCall.MethodBase as MethodInfo;
var instanceMethod = this.GetMethod(this._decorated, methodInfo);
try
{
var delegateMethod = DynamicMethod.BuildMethod(instanceMethod);
var authenticationAttribute = instanceMethod.GetCustomAttribute <AuthenticationAttribute>();
if (authenticationAttribute != null)
{
authenticationAttribute.Validate();
}
var result = delegateMethod.Invoke(this._decorated, methodCall.InArgs);
return(new ReturnMessage(result, null, 0,
methodCall.LogicalCallContext, methodCall));
}
catch (Exception e)
{
var exceptionAttribute = instanceMethod.GetCustomAttribute <ExceptionHandlerAttribute>();
if (exceptionAttribute != null)
{
exceptionAttribute.CatchException(e);
}
return(new ReturnMessage(e, methodCall));
}
}
public override IMessage Invoke(IMessage msg)
{
var methodCall = msg as IMethodCallMessage;
var methodInfo = methodCall.MethodBase as MethodInfo;
var method = DynamicMethod.BuildMethod(methodInfo);
var principal = Thread.CurrentPrincipal;
if (!principal.Identity.IsAuthenticated)
{
throw new Exception("沒有通過驗證");
}
if (!principal.IsInRole("Admin"))
{
throw new Exception("沒有在Admin群裡");
}
try
{
var result = method.Invoke(this._decorated, methodCall.InArgs);
return(new ReturnMessage(result, null, 0,
methodCall.LogicalCallContext, methodCall));
}
catch (Exception e)
{
return(new ReturnMessage(e, methodCall));
}
}
public void Intercept(IInvocation invocation)
{
var instanceMethod = invocation.MethodInvocationTarget;
var instanceArgs = invocation.Arguments;
var instance = invocation.InvocationTarget;
try
{
var delegateMethod = DynamicMethod.BuildMethod(instanceMethod);
var authenticationAttribute = instanceMethod.GetCustomAttribute <AuthenticationAttribute>();
if (authenticationAttribute != null)
{
authenticationAttribute.Validate();
}
delegateMethod.Invoke(instance, instanceArgs);
}
catch (Exception e)
{
var exceptionAttribute = instanceMethod.GetCustomAttribute <ExceptionHandlerAttribute>();
if (exceptionAttribute != null)
{
exceptionAttribute.CatchException(e);
}
throw;
}
}
public override IMessage Invoke(IMessage msg)
{
var methodCall = msg as IMethodCallMessage;
var methodInfo = methodCall.MethodBase as MethodInfo;
var method = DynamicMethod.BuildMethod(methodInfo);
try
{
var result = method.Invoke(this._decorated, methodCall.InArgs);
return(new ReturnMessage(result, null, 0,
methodCall.LogicalCallContext, methodCall));
}
catch (Exception e)
{
return(new ReturnMessage(e, methodCall));
}
}
