public override List<MapRelationBase> GetRelations(MappingSchema schema, ExtensionList typeExt, Type master, Type slave, out bool isSet)
{
var masterAccessor = TypeAccessor.GetAccessor(master);
var slaveAccessor = slave != null ? TypeAccessor.GetAccessor(slave) : null;
var relations = new List<MapRelationBase>();
foreach (MemberAccessor ma in masterAccessor)
{
var attr = ma.GetAttribute<RelationAttribute>();
if (attr == null || (slave != null && attr.Destination != slave && ma.Type != slave))
continue;
if (slave == null)
slaveAccessor = TypeAccessor.GetAccessor(attr.Destination ?? ma.Type);
var toMany = TypeHelper.IsSameOrParent(typeof(IEnumerable), ma.Type);
if (toMany && attr.Destination == null)
throw new InvalidOperationException("Destination type should be set for enumerable relations: " + ma.Type.FullName + "." + ma.Name);
var masterIndex = attr.MasterIndex;
var slaveIndex = attr.SlaveIndex;
if (slaveIndex == null)
{
var accessor = toMany ? masterAccessor : slaveAccessor;
var tex = TypeExtension.GetTypeExtension(accessor.Type, typeExt);
var keys = GetPrimaryKeyFields(schema, accessor, tex);
if (keys.Count > 0)
slaveIndex = new MapIndex(keys.ToArray());
}
if (slaveIndex == null)
throw new InvalidOperationException("Slave index is not set for relation: " + ma.Type.FullName + "." + ma.Name);
if (masterIndex == null)
masterIndex = slaveIndex;
var relation = new MapRelationBase(attr.Destination ?? ma.Type, slaveIndex, masterIndex, ma.Name);
relations.Add(relation);
}
isSet = true;
return relations;
}
public override List <MapRelationBase> GetRelations(MappingSchema schema, ExtensionList typeExt, Type master, Type slave, out bool isSet)
{
var masterAccessor = TypeAccessor.GetAccessor(master);
var slaveAccessor = slave != null?TypeAccessor.GetAccessor(slave) : null;
var relations = new List <MapRelationBase>();
foreach (MemberAccessor ma in masterAccessor)
{
var attr = ma.GetAttribute <RelationAttribute>();
if (attr == null || (slave != null && attr.Destination != slave && ma.Type != slave))
{
continue;
}
if (slave == null)
{
slaveAccessor = TypeAccessor.GetAccessor(attr.Destination ?? ma.Type);
}
var toMany = TypeHelper.IsSameOrParent(typeof(IEnumerable), ma.Type);
if (toMany && attr.Destination == null)
{
throw new InvalidOperationException("Destination type should be set for enumerable relations: " + ma.Type.FullName + "." + ma.Name);
}
var masterIndex = attr.MasterIndex;
var slaveIndex = attr.SlaveIndex;
if (slaveIndex == null)
{
var accessor = toMany ? masterAccessor : slaveAccessor;
var tex = TypeExtension.GetTypeExtension(accessor.Type, typeExt);
var keys = GetPrimaryKeyFields(schema, accessor, tex);
if (keys.Count > 0)
{
slaveIndex = new MapIndex(keys.ToArray());
}
}
if (slaveIndex == null)
{
throw new InvalidOperationException("Slave index is not set for relation: " + ma.Type.FullName + "." + ma.Name);
}
if (masterIndex == null)
{
masterIndex = slaveIndex;
}
var relation = new MapRelationBase(attr.Destination ?? ma.Type, slaveIndex, masterIndex, ma.Name);
relations.Add(relation);
}
isSet = true;
return(relations);
}
public override List<MapRelationBase> GetRelations(MappingSchema schema, ExtensionList typeExt, Type master, Type slave, out bool isSet)
{
var relations = new List<MapRelationBase>();
var ext = typeExt != null ? typeExt[master] : TypeExtension.Null;
isSet = ext != TypeExtension.Null;
if (!isSet)
return relations;
var ta = TypeAccessor.GetAccessor(master);
foreach (var mex in ext.Members.Values)
{
var relationInfos = mex.Attributes[TypeExtension.NodeName.Relation];
if (relationInfos == AttributeExtensionCollection.Null)
continue;
var destinationTypeName = relationInfos[0][TypeExtension.AttrName.DestinationType, string.Empty].ToString();
var destinationType = slave;
var ma = ta[mex.Name];
var toMany = TypeHelper.IsSameOrParent(typeof(IEnumerable), ma.Type);
if (destinationTypeName == string.Empty)
{
if (toMany)
throw new InvalidOperationException("Destination type should be set for enumerable relations: " + ma.Type.FullName + "." + ma.Name);
destinationType = ma.Type;
}
else
{
if (!destinationTypeName.Contains(","))
destinationTypeName += ", " + ta.OriginalType.Assembly.FullName;
try
{
destinationType = Type.GetType(destinationTypeName, true);
}
catch (TypeLoadException ex)
{
throw new InvalidOperationException(
"Unable to load type by name: " + destinationTypeName
+ "\n may be assembly is not specefied, please see Type.GetType(string typeName) documentation",
ex);
}
}
if (slave != null && !TypeHelper.IsSameOrParent(slave, destinationType))
continue;
var masterIndexFields = new List<string>();
var slaveIndexFields = new List<string>();
foreach (var ae in relationInfos[0].Attributes[TypeExtension.NodeName.MasterIndex])
masterIndexFields.Add(ae[TypeExtension.AttrName.Name].ToString());
foreach (var ae in relationInfos[0].Attributes[TypeExtension.NodeName.SlaveIndex])
slaveIndexFields.Add(ae[TypeExtension.AttrName.Name].ToString());
if (slaveIndexFields.Count == 0)
{
var accessor = toMany ? ta : TypeAccessor.GetAccessor(destinationType);
var tex = TypeExtension.GetTypeExtension(accessor.Type, typeExt);
slaveIndexFields = GetPrimaryKeyFields(schema, accessor, tex);
}
if (slaveIndexFields.Count == 0)
throw new InvalidOperationException("Slave index is not set for relation: " + ma.Type.FullName + "." + ma.Name);
var slaveIndex = new MapIndex(slaveIndexFields.ToArray());
var masterIndex = masterIndexFields.Count > 0 ? new MapIndex(masterIndexFields.ToArray()) : slaveIndex;
var mapRelation = new MapRelationBase(destinationType, slaveIndex, masterIndex, mex.Name);
relations.Add(mapRelation);
}
isSet = relations.Count > 0;
return relations;
}
public override List <MapRelationBase> GetRelations(MappingSchema schema, ExtensionList typeExt, Type master, Type slave, out bool isSet)
{
List <MapRelationBase> relations = new List <MapRelationBase>();
TypeExtension ext = typeExt != null ? typeExt[master] : TypeExtension.Null;
isSet = ext != TypeExtension.Null;
if (!isSet)
{
return(relations);
}
TypeAccessor ta = TypeAccessor.GetAccessor(master);
foreach (MemberExtension mex in ext.Members)
{
AttributeExtensionCollection relationInfos = mex.Attributes[TypeExtension.NodeName.Relation];
if (relationInfos == AttributeExtensionCollection.Null)
{
continue;
}
string destinationTypeName = relationInfos[0][TypeExtension.AttrName.DestinationType, string.Empty].ToString();
Type destinationType = slave;
MemberAccessor ma = ta[mex.Name];
bool toMany = TypeHelper.IsSameOrParent(typeof(IEnumerable), ma.Type);
if (destinationTypeName == string.Empty)
{
if (toMany)
{
throw new InvalidOperationException("Destination type should be set for enumerable relations: " + ma.Type.FullName + "." + ma.Name);
}
destinationType = ma.Type;
}
else
{
if (!destinationTypeName.Contains(","))
{
destinationTypeName += ", " + ta.OriginalType.Assembly.FullName;
}
try
{
destinationType = Type.GetType(destinationTypeName, true);
}
catch (TypeLoadException ex)
{
throw new InvalidOperationException(
"Unable to load type by name: " + destinationTypeName
+ "\n may be assembly is not specefied, please see Type.GetType(string typeName) documentation",
ex);
}
}
if (slave != null && !TypeHelper.IsSameOrParent(slave, destinationType))
{
continue;
}
List <string> masterIndexFields = new List <string>();
List <string> slaveIndexFields = new List <string>();
foreach (AttributeExtension ae in relationInfos[0].Attributes[TypeExtension.NodeName.MasterIndex])
{
masterIndexFields.Add(ae[TypeExtension.AttrName.Name].ToString());
}
foreach (AttributeExtension ae in relationInfos[0].Attributes[TypeExtension.NodeName.SlaveIndex])
{
slaveIndexFields.Add(ae[TypeExtension.AttrName.Name].ToString());
}
if (slaveIndexFields.Count == 0)
{
TypeAccessor accessor = toMany ? ta : TypeAccessor.GetAccessor(destinationType);
TypeExtension tex = TypeExtension.GetTypeExtension(accessor.Type, typeExt);
slaveIndexFields = GetPrimaryKeyFields(schema, accessor, tex);
}
if (slaveIndexFields.Count == 0)
{
throw new InvalidOperationException("Slave index is not set for relation: " + ma.Type.FullName + "." + ma.Name);
}
MapIndex slaveIndex = new MapIndex(slaveIndexFields.ToArray());
MapIndex masterIndex = masterIndexFields.Count > 0 ? new MapIndex(masterIndexFields.ToArray()) : slaveIndex;
MapRelationBase mapRelation = new MapRelationBase(destinationType, slaveIndex, masterIndex, mex.Name);
relations.Add(mapRelation);
}
isSet = relations.Count > 0;
return(relations);
}
