本文整理汇总了C#中System.Data.Entity.Core.Metadata.Edm.EdmModel.GetDerivedTypes方法的典型用法代码示例。如果您正苦于以下问题:C# EdmModel.GetDerivedTypes方法的具体用法?C# EdmModel.GetDerivedTypes怎么用?C# EdmModel.GetDerivedTypes使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.Entity.Core.Metadata.Edm.EdmModel
的用法示例。
在下文中一共展示了EdmModel.GetDerivedTypes方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: GetDerivedTypes_must_return_list_of_direct_descendants
public void GetDerivedTypes_must_return_list_of_direct_descendants()
{
var model = new EdmModel(DataSpace.CSpace);
var entity1 = model.AddEntityType("E1");
var entity2 = model.AddEntityType("E2");
var entity3 = model.AddEntityType("E3");
var entity4 = model.AddEntityType("E4");
entity2.BaseType = entity1;
entity3.BaseType = entity1;
entity4.BaseType = entity2;
var derivedTypes = model.GetDerivedTypes(entity1).ToList();
Assert.Equal(2, derivedTypes.Count);
Assert.Same(entity2, derivedTypes[0]);
Assert.Same(entity3, derivedTypes[1]);
}
示例2: TypeHierarchyIterator
// Depth-first, pre-order visitor.
// Note that the pre-order traversal is important for correctness of the transformations.
public static IEnumerable<EntityType> TypeHierarchyIterator(this EntityType entityType, EdmModel model)
{
DebugCheck.NotNull(entityType);
yield return entityType;
var derivedEntityTypes = model.GetDerivedTypes(entityType);
if (derivedEntityTypes != null)
{
foreach (var derivedEntityType in derivedEntityTypes)
{
foreach (var derivedEntityType2 in derivedEntityType.TypeHierarchyIterator(model))
{
yield return derivedEntityType2;
}
}
}
}