static void mapper_BeforeMapBag(
NHibernate.Mapping.ByCode.IModelInspector modelInspector,
NHibernate.Mapping.ByCode.PropertyPath member,
NHibernate.Mapping.ByCode.IBagPropertiesMapper propertyCustomizer)
{
/*
* class Person
* {
* IList<Hobby> Hobbies
* }
*
*
*/
string parentEntity = member.LocalMember.DeclaringType.Name; // this gets the Person
string foreignKey = parentEntity + "Id";
propertyCustomizer.Key(keyMapping => keyMapping.Column(foreignKey));
// http://www.ienablemuch.com/2014/10/inverse-cascade-variations-on-nhibernate.html
// best persistence approach: Inverse+CascadeAll
propertyCustomizer.Inverse(true);
propertyCustomizer.Cascade(NHibernate.Mapping.ByCode.Cascade.All);
propertyCustomizer.Cache(cacheMapping => cacheMapping.Usage(NHibernate.Mapping.ByCode.CacheUsage.ReadWrite));
}
void Mapper_BeforeMapBag(
NHibernate.Mapping.ByCode.IModelInspector modelInspector,
NHibernate.Mapping.ByCode.PropertyPath propertyPath,
NHibernate.Mapping.ByCode.IBagPropertiesMapper bagPropertiesCustomizer
)
{
/*
* class Person
* {
* IList<Hobby> Hobbies
* }
*
*
*/
// this gets the person table. lowercase name in postgres.
string parentEntity = propertyPath.LocalMember.DeclaringType.Name.ToLowercaseNamingConvention();
string foreignKey = parentEntity + "_fk";
bagPropertiesCustomizer.Key(keyMapping => keyMapping.Column(foreignKey));
// http://www.ienablemuch.com/2014/10/inverse-cascade-variations-on-nhibernate.html
// best persistence approach: Inverse+CascadeAll
bagPropertiesCustomizer.Inverse(true);
bagPropertiesCustomizer.Cascade(NHibernate.Mapping.ByCode.Cascade.All | NHibernate.Mapping.ByCode.Cascade.DeleteOrphans);
bagPropertiesCustomizer.Lazy(NHibernate.Mapping.ByCode.CollectionLazy.Extra);
if (this.UseCache)
{
bagPropertiesCustomizer.Cache(
cacheMapping => cacheMapping.Usage(NHibernate.Mapping.ByCode.CacheUsage.ReadWrite)
);
}
}
