/// <summary>
/// Generates setter method using xml config or type metadata (attributes).
/// </summary>
/// <param name="targetClassType"></param>
/// <param name="schemeId"></param>
/// <param name="dtSource"></param>
/// <returns></returns>
public ExtractInfo GenerateSetterMethod(
ExtractInfo extractInfo,
DataTable dtSource,
Type generatorSourceType,
bool createNamespace)
{
lock (_SyncRoot)
{
CreateModule();
_SetterMethodGenerator.GenerateSetterMethod(extractInfo, dtSource, generatorSourceType, createNamespace);
var all = extractInfo.GetWholeSubTree();
foreach (var item in all)
{
GenerateKeys(item, dtSource, generatorSourceType, true);
GenerateKeys(item, dtSource, generatorSourceType, false);
if (item.ChildTypes.Count > 0)
{
_LinkMethodGenerator.GenerateLinkMethod(item, createNamespace);
}
}
return(extractInfo);
}
}
/// <summary>
/// Generates setter method using extractInfo.
/// </summary>
/// <param name="targetClassType"></param>
/// <param name="schemeId"></param>
/// <param name="dtSource"></param>
/// <returns></returns>
public ExtractInfo GenerateSetterMethod(
ExtractInfo extractInfo,
DataTable dtSource,
Type generatorSourceType)
{
return(GenerateSetterMethod(extractInfo, dtSource, generatorSourceType, true));
}
public ExtractInfo CreateExtractInfoWithMethod(
Type targetClassType,
int schemeId,
DataTable dtSource,
Type generatorSourceType,
bool createNamespace)
{
ExtractInfo result = CreateExtractInfo(targetClassType, schemeId);
GenerateSetterMethod(result, dtSource, generatorSourceType, createNamespace);
return(result);
}
public override bool Equals(object obj)
{
ExtractInfo ei = obj as ExtractInfo;
if (ei == null)
{
return(false);
}
return
(ei.TargetType == TargetType &&
ei.SchemeId == SchemeId);
}
protected void GenerateKeys(ExtractInfo extractInfo, DataTable dtSource, Type generatorSourceType, bool primary)
{
List <RelationExtractInfo> rels = primary ?
extractInfo.ChildTypes:
extractInfo.RelationsFromParent;
foreach (var rei in rels)
{
if (rei.KeyInfo != null)
{
GenerateKey(
rei.KeyInfo,
rei.Member.DeclaringType,
//extractInfo.TargetType,
extractInfo.SchemeId,
dtSource,
generatorSourceType);
}
}
}
protected void DumpExtractInfo(ExtractInfo extractInfo, int extractLevel)
{
Debug.WriteLine(string.Format(
new string('\t', extractLevel) + "Creating {0}",
extractInfo));
foreach (var item in extractInfo.MemberColumns)
{
Debug.WriteLine(string.Format(
new string('\t', extractLevel) + "\tMap {0} {1,-25} to column {2}",
item.Member.MemberType,
item.Member.Name,
item.MapName
));
}
foreach (var item in extractInfo.ChildTypes)
{
Debug.WriteLine(string.Format(
new string('\t', extractLevel) + "\tMap property {0,-25} to relation {1} (collection of {2})",
item.Member.Name,
item.MapName,
item.RelatedExtractInfo.TargetType
));
}
foreach (var item in extractInfo.SubTypes)
{
Debug.WriteLine(string.Format(
new string('\t', extractLevel) + "\tMap property {0,-25} to complex tpye {1}",
item.Member.Name,
item.RelatedExtractInfo.TargetType
));
}
Debug.WriteLine(string.Format(
new string('\t', extractLevel) + "Done with creating {0}",
extractInfo));
}
protected void GenerateKey(KeyInfo keyInfo, Type targetType, int schemeId, DataTable dtSource, Type generatorSourceType)
{
if (keyInfo.ParentKeyExtractInfo != null)
{
return;
}
string keyClass = targetType + "." + keyInfo.Name;
int childSchemeId = schemeId == 0 ? int.MinValue : -schemeId;
Type keyType = _KeyGenerator.GenerateKeyType(
keyClass,
dtSource,
keyInfo.ParentColumns,
keyInfo.ChildColumns,
schemeId,
childSchemeId
);
ExtractInfo primaryExtractInfo = CreateExtractInfoWithMethod(
keyType,
schemeId,
dtSource,
generatorSourceType,
false
);
ExtractInfo foreignExtractInfo = primaryExtractInfo.Copy();
foreignExtractInfo.SchemeId = childSchemeId;
foreignExtractInfo.MemberColumns = CreateExtractInfo(keyType, childSchemeId).MemberColumns;
keyInfo.GeneratorSourceType = generatorSourceType;
keyInfo.ParentKeyExtractInfo = primaryExtractInfo;
keyInfo.ChildKeyExtractInfo = foreignExtractInfo;
return;
}
public RelationExtractInfo(string mapName, MemberInfo member, ExtractInfo relatedExtractInfo, KeyInfo primaryKey)
: base(mapName, member)
{
_RelatedExtractInfo = relatedExtractInfo;
_PrimaryKeyInfo = primaryKey;
}
protected ExtractInfo CreateExtractInfo(Type targetClassType, int schemeId, int extractLevel)
{
//Check cache
ExtractInfo result;
if (_ExtractInfoCache.TryGetExtractInfo(targetClassType, schemeId, out result))
{
return(result);
}
result = new ExtractInfo(targetClassType, schemeId);
_ExtractInfoCache.Add(targetClassType, schemeId, result);
_MappingProvider.GetExtractInfo(result);
//resolving nested types
foreach (var item in result.SubTypes)
{
if (item.RelatedExtractInfo.TargetType == null)
{
item.RelatedExtractInfo.TargetType = ReflectionHelper.GetReturnType(item.Member);
}
}
foreach (var item in result.ChildTypes)
{
if (item.RelatedExtractInfo.TargetType == null)
{
item.RelatedExtractInfo.TargetType = ReflectionHelper.GetListItemType(
ReflectionHelper.GetReturnType(item.Member));
if (item.KeyInfo != null)
{
item.KeyInfo.ChildType = item.RelatedExtractInfo.TargetType;
}
}
if (item.RelatedExtractInfo.TargetType == null)
{
throw new DataMapperException("Cannot resolve type of items in collection(" + item.Member.Name + "). " +
"Try to set it via ItemType property of DataRelationMapAttribute.");
}
}
//distinct same keys
foreach (var item1 in result.ChildTypes)
{
foreach (var item2 in result.ChildTypes)
{
var key1 = item1.KeyInfo;
if (key1 != null && key1.Equals(item2.KeyInfo))
{
item2.KeyInfo = key1;
}
}
}
DumpExtractInfo(result, extractLevel);
//fill child types (recursive)
foreach (var item in result.SubTypes)
{
item.RelatedExtractInfo = CreateExtractInfo(
item.RelatedExtractInfo.TargetType,
item.RelatedExtractInfo.SchemeId,
extractLevel + 1);
}
foreach (var item in result.ChildTypes)
{
item.RelatedExtractInfo = CreateExtractInfo(
item.RelatedExtractInfo.TargetType,
item.RelatedExtractInfo.SchemeId,
extractLevel + 1);
}
//fill foreign keys
if (extractLevel == 0)
{
result.ResolveForeign();
}
return(result);
}
