DbSpatialServices.GetIsRing Method (DbGeometry)

 

Returns a nullable Boolean value that whether the given DbGeometry value is a ring, which may be null if the value does not represent a curve.

Namespace:   System.Data.Entity.Spatial
Assembly:  EntityFramework (in EntityFramework.dll)

public abstract Nullable<bool> GetIsRing(
	DbGeometry geometryValue
)

Parameters

geometryValue
Type: System.Data.Entity.Spatial.DbGeometry

The geometry value, which need not represent a curve.

Return Value

Type: System.Nullable<Boolean>

true if the given DbGeometry value is a ring; otherwise, false.

Exception Condition
ArgumentNullException

geometryValue is null.

ArgumentException

geometryValue is not compatible with this spatial services implementation.