protected override void AddAssociations()
{
base.AddAssociations();
foreach (var entityJoinInfo in translator.GetEntityJoins().Values)
{
var tableAlias = translator.GetSQLAlias(entityJoinInfo.Criteria);
var criteriaPath = entityJoinInfo.Criteria.Alias; //path for entity join is equal to alias
var persister = entityJoinInfo.Persister as IOuterJoinLoadable;
AddExplicitEntityJoinAssociation(persister, tableAlias, translator.GetJoinType(criteriaPath), GetWithClause(criteriaPath));
IncludeInResultIfNeeded(persister, entityJoinInfo.Criteria, tableAlias);
//collect mapped associations for entity join
WalkEntityTree(persister, tableAlias, criteriaPath, 1);
}
}
protected override string GenerateTableAlias(int n, string path, IJoinable joinable)
{
bool shouldCreateUserAlias = joinable.ConsumesEntityAlias();
if (shouldCreateUserAlias == false && joinable.IsCollection)
{
var elementType = ((ICollectionPersister)joinable).ElementType;
if (elementType != null)
{
shouldCreateUserAlias = elementType.IsComponentType;
}
}
if (shouldCreateUserAlias)
{
ICriteria subcriteria = translator.GetCriteria(path);
string sqlAlias = subcriteria == null ? null : translator.GetSQLAlias(subcriteria);
if (sqlAlias != null)
{
userAliasList.Add(subcriteria.Alias); //alias may be null
return(sqlAlias); //EARLY EXIT
}
userAliasList.Add(null);
}
return(base.GenerateTableAlias(n + translator.SQLAliasCount, path, joinable));
}
protected override string GenerateTableAlias(int n, string path, IJoinable joinable)
{
// TODO: deal with side-effects (changes to includeInSelectList, userAliasList, resultTypeList)!!!
// for collection-of-entity, we are called twice for given "path"
// once for the collection Joinable, once for the entity Joinable.
// the second call will/must "consume" the alias + perform side effects according to consumesEntityAlias()
// for collection-of-other, however, there is only one call
// it must "consume" the alias + perform side effects, despite what consumeEntityAlias() return says
//
// note: the logic for adding to the userAliasList is still strictly based on consumesEntityAlias return value
bool shouldCreateUserAlias = joinable.ConsumesEntityAlias();
if (!shouldCreateUserAlias && joinable.IsCollection)
{
// is it a collection-of-other (component or value) ?
var elementType = ((ICollectionPersister)joinable).ElementType;
if (elementType != null)
{
shouldCreateUserAlias = elementType.IsComponentType || !elementType.IsEntityType;
}
}
string sqlAlias = null;
if (shouldCreateUserAlias)
{
ICriteria subcriteria = translator.GetCriteria(path);
sqlAlias = subcriteria == null ? null : translator.GetSQLAlias(subcriteria);
if (joinable.ConsumesEntityAlias() && !translator.HasProjection)
{
includeInResultRowList.Add(subcriteria != null && subcriteria.Alias != null);
if (sqlAlias != null)
{
if (subcriteria.Alias != null)
{
userAliasList.Add(subcriteria.Alias); //alias may be null
resultTypeList.Add(translator.ResultType(subcriteria));
}
}
}
}
if (sqlAlias == null)
{
sqlAlias = base.GenerateTableAlias(n + translator.SQLAliasCount, path, joinable);
}
return(sqlAlias);
}
protected override string GenerateTableAlias(int n, string path, IJoinable joinable)
{
// TODO: deal with side-effects (changes to includeInSelectList, userAliasList, resultTypeList)!!!
bool shouldCreateUserAlias = joinable.ConsumesEntityAlias();
if (shouldCreateUserAlias == false && joinable.IsCollection)
{
var elementType = ((ICollectionPersister)joinable).ElementType;
if (elementType != null)
{
shouldCreateUserAlias = elementType.IsComponentType;
}
}
if (shouldCreateUserAlias)
{
ICriteria subcriteria = translator.GetCriteria(path);
string sqlAlias = subcriteria == null ? null : translator.GetSQLAlias(subcriteria);
if (sqlAlias != null)
{
if (!translator.HasProjection)
{
includeInResultRowList.Add(subcriteria.Alias != null);
if (subcriteria.Alias != null)
{
userAliasList.Add(subcriteria.Alias); //alias may be null
resultTypeList.Add(translator.ResultType(subcriteria));
}
}
return(sqlAlias); //EARLY EXIT
}
else
{
if (!translator.HasProjection)
{
includeInResultRowList.Add(false);
}
}
}
return(base.GenerateTableAlias(n + translator.SQLAliasCount, path, joinable));
}