Interface ISecurityProvider

The interface for access to provider of information about instruments.

Namespace: StockSharp.BusinessEntities
Assembly: StockSharp.BusinessEntities.dll
Syntax
public interface ISecurityProvider

Properties

Count

Gets the number of instruments contained in the ISecurityProvider.

Declaration
int Count { get; }
Property Value
Type Description
Int32

Methods

Lookup(SecurityLookupMessage)

Lookup securities by criteria criteria.

Declaration
IEnumerable<Security> Lookup(SecurityLookupMessage criteria)
Parameters
Type Name Description
SecurityLookupMessage criteria

Message security lookup for specified criteria.
Returns
Type Description
IEnumerable<Security>

Found instruments.

LookupById(SecurityId)

To get the instrument by the identifier.

Declaration
Security LookupById(SecurityId id)
Parameters
Type Name Description
SecurityId id

Security ID.
Returns
Type Description
Security

The got instrument. If there is no instrument by given criteria, null is returned.

Events

Added

New instruments added.

Declaration
event Action<IEnumerable<Security>> Added
Event Type
Type Description
Action<IEnumerable<Security>>

Cleared

The storage was cleared.

Declaration
event Action Cleared
Event Type
Type Description
Action

Removed

Instruments removed.

Declaration
event Action<IEnumerable<Security>> Removed
Event Type
Type Description
Action<IEnumerable<Security>>

Extension Methods