Book of Red Gate 2010 - Red Gate Software

Type type = Type.GetType(c_TheType, true);
object typeAndNodeRegistrationHelper =
source.GetService(type);
IList typeBuilders = ReflectionUtils.GetFieldValue
(typeAndNodeRegistrationHelper,
“childTypes”);
if (typeBuilders != null)
{
LockingUtils.TryLock(typeBuilders, delegate
{
Set seenBuilders =
new Set();
for (int i=typeBuilders.Count-1; i>=0; --i)
{
object typeBuilder = typeBuilders[i];
bool seen = false;
ReflectionUtils.UpdateFieldValue
(typeBuilder,
“builder”, oldBuilder =>
{
IQueryProvider proxiedBuilder =
m_ObjectExplorer.GetQueryProviderProxy(
oldBuilder);
seen = ! seenBuilders.AddIfNotExists(
proxiedBuilder);
return proxiedBuilder;
});
if (seen)
{
typeBuilders.RemoveAt(i); //SOC-130
}
}
});
}
Runners Up:
David Connell, Simon Cooper, Andrew
Hunter, Konstantin Vorozcovs
(All code submissions available in the
Appendix of the ebook version)
18