DbSpatialServices.GetIsRing(DbGeometry) Method

Reference

Definition

Namespace:: System.Data.Entity.Spatial

Assembly:: EntityFramework.dll

Important

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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.

public abstract Nullable<bool> GetIsRing (System.Data.Entity.Spatial.DbGeometry geometryValue);

abstract member GetIsRing : System.Data.Entity.Spatial.DbGeometry -> Nullable<bool>

Public MustOverride Function GetIsRing (geometryValue As DbGeometry) As Nullable(Of Boolean)

Parameters

geometryValue: DbGeometry

The geometry value, which need not represent a curve.

Returns

Nullable<Boolean>

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

Exceptions

ArgumentNullException

geometryValue is null.

ArgumentException

geometryValue is not compatible with this spatial services implementation.

Applies to