TypeUsage Class
Definition
Important
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Class representing a type information for an item
[System.Diagnostics.DebuggerDisplay("EdmType={EdmType}, Facets.Count={Facets.Count}")]
public class TypeUsage : System.Data.Entity.Core.Metadata.Edm.MetadataItemtype TypeUsage = class
inherit MetadataItemPublic Class TypeUsage
Inherits MetadataItem- Inheritance
- Attributes
Properties
| BuiltInTypeKind |
Gets the built-in type kind for this TypeUsage. |
| Documentation |
Gets or sets the documentation associated with this type. (Inherited from MetadataItem) |
| EdmType |
Gets the type information described by this TypeUsage. |
| Facets |
Gets the list of facets for the type that is described by this TypeUsage . |
| MetadataProperties |
Gets the list of properties of the current type. (Inherited from MetadataItem) |
| ModelTypeUsage |
Returns a Model type usage for a provider type |
Methods
| AddAnnotation(String, Object) |
Adds or updates an annotation with the specified name and value. (Inherited from MetadataItem) |
| Create(EdmType, IEnumerable<Facet>) |
Factory method for creating a TypeUsage with specified EdmType and facets |
| CreateBinaryTypeUsage(PrimitiveType, Boolean, Int32) |
Creates a TypeUsage object to describe a binary type by using the specified facet values. |
| CreateBinaryTypeUsage(PrimitiveType, Boolean) |
Creates a TypeUsage object to describe a binary type by using the specified facet values. |
| CreateDateTimeOffsetTypeUsage(PrimitiveType, Nullable<Byte>) |
Creates a System.Data.Metadata.Edm.DateTimeOffsetTypeUsage object of the type that the parameters describe. |
| CreateDateTimeTypeUsage(PrimitiveType, Nullable<Byte>) |
Creates a System.Data.Metadata.Edm.DateTimeTypeUsage object of the type that the parameters describe. |
| CreateDecimalTypeUsage(PrimitiveType, Byte, Byte) |
Creates a TypeUsage object to describe a decimal type by using the specified facet values. |
| CreateDecimalTypeUsage(PrimitiveType) |
Creates a TypeUsage object to describe a decimal type with unbounded precision and scale facet values. |
| CreateDefaultTypeUsage(EdmType) |
Creates a TypeUsage object with the specified conceptual model type. |
| CreateStringTypeUsage(PrimitiveType, Boolean, Boolean, Int32) |
Creates a TypeUsage object to describe a string type by using the specified facet values. |
| CreateStringTypeUsage(PrimitiveType, Boolean, Boolean) |
Creates a TypeUsage object to describe a string type by using the specified facet values and unbounded MaxLength. |
| CreateTimeTypeUsage(PrimitiveType, Nullable<Byte>) |
Creates a System.Data.Metadata.Edm.TimeTypeUsage object of the type that the parameters describe. |
| IsSubtypeOf(TypeUsage) |
Checks whether this TypeUsage is a subtype of the specified TypeUsage . |
| RemoveAnnotation(String) |
Removes an annotation with the specified name. (Inherited from MetadataItem) |
| ToString() |
Returns the full name of the type described by this TypeUsage. |
Extension Methods
| Constant(TypeUsage, Object) |
Creates a new DbConstantExpression of the specified primitive type with the given constant value. |
| New(TypeUsage, IEnumerable<DbExpression>) |
Creates a new DbNewInstanceExpression. If the type argument is a collection type, the arguments specify the elements of the collection. Otherwise the arguments are used as property or column values in the new instance. |
| New(TypeUsage, DbExpression[]) |
Creates a new DbNewInstanceExpression. If the type argument is a collection type, the arguments specify the elements of the collection. Otherwise the arguments are used as property or column values in the new instance. |
| NewEmptyCollection(TypeUsage) |
Creates a new DbNewInstanceExpression that constructs an empty collection of the specified collection type. |
| Null(TypeUsage) |
Creates a new DbNullExpression, which represents a typed null value. |
| Parameter(TypeUsage, String) |
Creates a new DbParameterReferenceExpression that references a parameter with the specified name and type. |
| Variable(TypeUsage, String) |
Creates a new DbVariableReferenceExpression that references a variable with the specified name and type. |
Applies to
Entity Framework