/// <summary>
///
/// </summary>
/// <param name="propertyName"></param>
/// <param name="propertyType"></param>
/// <param name="q"></param>
/// <remarks>NOTE: we avoid joining to the next table if the named property is just the foreign key value</remarks>
private void DereferenceEntity(string propertyName, EntityType propertyType, QueryTranslator q)
{
//if its "id"
bool isIdShortcut = EntityID.Equals(propertyName) && !propertyType.IsUniqueKeyReference;
//or its the id property name
string idPropertyName;
try
{
idPropertyName = propertyType.GetIdentifierOrUniqueKeyPropertyName(q.Factory);
}
catch (MappingException me)
{
throw new QueryException(me);
}
bool isNamedIdPropertyShortcut = idPropertyName != null && idPropertyName.Equals(propertyName);
if (isIdShortcut || isNamedIdPropertyShortcut)
{
// special shortcut for id properties, skip the join!
// this must only occur at the _end_ of a path expression
DereferenceProperty(propertyName);
}
else
{
System.Type entityClass = propertyType.AssociatedClass;
String name = q.CreateNameFor(entityClass);
q.AddType(name, entityClass);
IQueryable memberPersister = q.GetPersister(entityClass);
//String[] keyColNames = memberPersister.getIdentifierColumnNames();
string[] keyColNames;
try
{
keyColNames = propertyType.GetReferencedColumns(q.Factory);
}
catch (MappingException me)
{
throw new QueryException(me);
}
AddJoin(memberPersister.TableName, name, keyColNames);
if (propertyType.IsOneToOne)
{
oneToOneOwnerName = currentName;
}
currentName = name;
currentProperty = propertyName;
q.AddPathAliasAndJoin(path.Substring(0, path.LastIndexOf(StringHelper.Dot)), name, join);
componentPath = null;
//componentPath = new StringBuilder( );
currentPropertyMapping = memberPersister;
}
}