private void CreateCriteriaEntityNameMap()
{
// initialize the rootProvider first
ICriteriaInfoProvider rootProvider = new EntityCriteriaInfoProvider((NHibernate_Persister_Entity.IQueryable)sessionFactory.GetEntityPersister(rootEntityName));
criteriaInfoMap.Add(rootCriteria, rootProvider);
nameCriteriaInfoMap.Add(rootProvider.Name, rootProvider);
foreach (KeyValuePair <string, ICriteria> me in associationPathCriteriaMap)
{
ICriteriaInfoProvider info = GetPathInfo(me.Key);
criteriaInfoMap.Add(me.Value, info);
nameCriteriaInfoMap[info.Name] = info;
}
}
private void CreateCriteriaEntityNameMap()
{
// initialize the rootProvider first
ICriteriaInfoProvider rootProvider = new EntityCriteriaInfoProvider(rootPersister);
criteriaInfoMap.Add(rootCriteria, rootProvider);
nameCriteriaInfoMap.Add(rootProvider.Name, rootProvider);
foreach (KeyValuePair <string, ICriteria> me in associationPathCriteriaMap)
{
ICriteriaInfoProvider info = GetPathInfo(me.Key, rootProvider);
criteriaInfoMap.Add(me.Value, info);
nameCriteriaInfoMap[info.Name] = info;
}
}
private ICriteriaInfoProvider GetPathInfo(string path, ICriteriaInfoProvider rootProvider)
{
var tokens = path.Split(new[] { '.' }, StringSplitOptions.RemoveEmptyEntries);
// start with the root
ICriteriaInfoProvider provider = rootProvider;
if (tokens.Length == 0)
{
return(provider);
}
int i = 0;
if (entityJoins.TryGetValue(tokens[0], out var entityJoinInfo))
{
provider = new EntityCriteriaInfoProvider(entityJoinInfo.Persister);
i++;
}
string componentPath = string.Empty;
for (; i < tokens.Length; i++)
{
componentPath += tokens[i];
logger.Debug("searching for {0}", componentPath);
IType type = provider.GetType(componentPath);
if (type.IsAssociationType)
{
// CollectionTypes are always also AssociationTypes - but there's not always an associated entity...
IAssociationType atype = (IAssociationType)type;
CollectionType ctype = type.IsCollectionType ? (CollectionType)type : null;
IType elementType = (ctype != null) ? ctype.GetElementType(sessionFactory) : null;
// is the association a collection of components or value-types? (i.e a colloction of valued types?)
if (ctype != null && elementType.IsComponentType)
{
provider = new ComponentCollectionCriteriaInfoProvider(helper.GetCollectionPersister(ctype.Role));
}
else if (ctype != null && !elementType.IsEntityType)
{
provider = new ScalarCollectionCriteriaInfoProvider(helper, ctype.Role);
}
else
{
provider = new EntityCriteriaInfoProvider(
GetQueryablePersister(atype.GetAssociatedEntityName(sessionFactory)));
}
componentPath = string.Empty;
}
else if (type.IsComponentType)
{
componentPath += '.';
}
else
{
throw new QueryException("not an association: " + componentPath);
}
}
logger.Debug("returning entity name={0} for path={1} class={2}",
provider.Name, path, provider.GetType().Name);
return(provider);
}
