public override Object Invoke(BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
{
// get the declaring TypeHandle early for consistent exceptions in IntrospectionOnly context
RuntimeTypeHandle declaringTypeHandle = m_declaringType.TypeHandle;
// set one time info for invocation
if (m_invocationFlags == INVOCATION_FLAGS_UNKNOWN)
m_invocationFlags = GetOneTimeFlags();
if ((m_invocationFlags & (INVOCATION_FLAGS_NO_INVOKE | INVOCATION_FLAGS_CONTAINS_STACK_POINTERS | INVOCATION_FLAGS_NO_CTOR_INVOKE)) != 0)
ThrowNoInvokeException();
if ((m_invocationFlags & (INVOCATION_FLAGS_RISKY_METHOD | INVOCATION_FLAGS_NEED_SECURITY | INVOCATION_FLAGS_IS_DELEGATE_CTOR)) != 0)
{
if ((m_invocationFlags & INVOCATION_FLAGS_RISKY_METHOD) != 0)
CodeAccessPermission.DemandInternal(PermissionType.ReflectionMemberAccess);
if ((m_invocationFlags & INVOCATION_FLAGS_NEED_SECURITY) != 0)
PerformSecurityCheck(null, m_handle, m_declaringType.TypeHandle.Value, m_invocationFlags & INVOCATION_FLAGS_CONSTRUCTOR_INVOKE);
if ((m_invocationFlags & INVOCATION_FLAGS_IS_DELEGATE_CTOR) != 0)
new SecurityPermission(SecurityPermissionFlag.UnmanagedCode).Demand();
}
// get the signature
int formalCount = Signature.Arguments.Length;
int actualCount =(parameters != null) ? parameters.Length : 0;
if (formalCount != actualCount)
throw new TargetParameterCountException(Environment.GetResourceString("Arg_ParmCnt"));
// make sure the class ctor has been run
RuntimeHelpers.RunClassConstructor(declaringTypeHandle);
// if we are here we passed all the previous checks. Time to look at the arguments
if (actualCount > 0)
{
Object[] arguments = CheckArguments(parameters, binder, invokeAttr, culture, Signature);
Object retValue = m_handle.InvokeConstructor(arguments, Signature, declaringTypeHandle);
// copy out. This should be made only if ByRef are present.
for(int index = 0; index < actualCount; index++)
parameters[index] = arguments[index];
return retValue;
}
return m_handle.InvokeConstructor(null, Signature, declaringTypeHandle);
}
#endregion
