Class EntityContextFactory

Handles creation of EntityContexts and DataUpdaters.

Inheritance

object

EntityContextFactory

Implements

IEntityContextFactory

IHaveAddInListeners

Inherited Members

object.GetType()

object.MemberwiseClone()

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

Namespace: LemonEdge.Connections.Database.Context

Assembly: LemonEdge.Database.Connector.dll

Syntax

public class EntityContextFactory : IEntityContextFactory, IHaveAddInListeners

Constructors

EntityContextFactory(IFactoryInjector, IDatabaseInfoManager, IDataAccessorFactory, IDomainContextEventHandler, IModelBuilder)

Declaration

public EntityContextFactory(IFactoryInjector factoryInjector, IDatabaseInfoManager databaseInfoManager, IDataAccessorFactory dataAccessorFactory, IDomainContextEventHandler eventHandler, IModelBuilder modelBuilder)

Parameters

Type	Name	Description
IFactoryInjector	factoryInjector
IDatabaseInfoManager	databaseInfoManager
IDataAccessorFactory	dataAccessorFactory
IDomainContextEventHandler	eventHandler
IModelBuilder	modelBuilder

Properties

DatabaseCacheFactory

Declaration

public IDatabaseCacheFactory DatabaseCacheFactory { get; set; }

Property Value

Type	Description
IDatabaseCacheFactory

Methods

AddAddInListeners()

Adds listeners.

Declaration

public void AddAddInListeners()

CheckForEntityDescriptorUpdates(IDataAccessor)

Runs through entities and checks for updated descriptors. If there are changes, the system rebuilds and compiles.

Declaration

public Task CheckForEntityDescriptorUpdates(IDataAccessor accessor)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor

Returns

Type	Description
Task	A Task to await.

Create(IDataAccessor)

Creates an EntityContext,

Declaration

public Task<EntityContext> Create(IDataAccessor accessor)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor

Returns

Type	Description
Task<EntityContext>	A new EntityContext

CreateUpdater(IDataAccessor, UserInfo, int?)

Creates a DataUpdater, and UserInfo, but with a specified timeout.

Declaration

public Task<DataUpdater> CreateUpdater(IDataAccessor accessor, UserInfo user, int? commandTimeoutInSeconds = null)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor
UserInfo	user	An instance of UserInfo
int?	commandTimeoutInSeconds	An optional timeout.

Returns

Type	Description
Task<DataUpdater>	A new DataUpdater

CreateUpdaterWithoutUpgradeCheck(IDataAccessor, UserInfo)

Creates a DataUpdater, and UserInfo. DOES NOT call EnsureDatabasesUpgraded(IDataAccessor, string).

Declaration

public DataUpdater CreateUpdaterWithoutUpgradeCheck(IDataAccessor accessor, UserInfo user)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor
UserInfo	user	An instance of UserInfo

Returns

Type	Description
DataUpdater	A new DataUpdater

CreateUpgrader(IDataAccessor)

Creates a DatabaseUpgrader, NOTE: Creates a NEW Accessor - so be wary if you're already upgrading.

Declaration

public DatabaseUpgrader CreateUpgrader(IDataAccessor accessor)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor

Returns

Type	Description
DatabaseUpgrader	A new DatabaseUpgrader

EnsureDatabasesUpgraded(IDataAccessor, string)

Validates that the DB is upgraded, upgrading if not.

Declaration

public Task EnsureDatabasesUpgraded(IDataAccessor accessor, string source)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor
string	source

Returns

Type	Description
Task	A Task to await.

IsUpgraded(IDataAccessor)

Returns true if the Database has already been upgraded.

Declaration

public bool IsUpgraded(IDataAccessor accessor)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor

Returns

Type	Description
bool	True if upgraded, false if not.

RegisterEntityDescriptorUpdaters()

Adds listeners to the DomainContextEventHandler to register AddIn changes...

Declaration

public void RegisterEntityDescriptorUpdaters()

RemoveAddInListeners()

Removes listeners.

Declaration

public void RemoveAddInListeners()

RunDbUpgrade(IDataAccessor, string)

Runs a Database upgrade. Use in conjunction with IsUpgraded(IDataAccessor).

Declaration

public Task RunDbUpgrade(IDataAccessor accessor, string source)

Parameters

Type	Name	Description
IDataAccessor	accessor	An instance of IDataAccessor
string	source

Returns

Type	Description
Task	A Task to await.

Implements

IEntityContextFactory

IHaveAddInListeners

Extension Methods

LinqExtensions.AsArray<T>(T)

LinqExtensions.ToArrayOfOne<T>(T)

LinqExtensions.ToListOfOne<T>(T)

MiscExtensions.SetIfNotEqual<T, TP>(T, Expression<Func<T, TP>>, TP)

WeakReferenceExtensions.WeakReference(object)

SQLExtensions.ToSQLValue(object, bool)

ReflectionExtensions.ClearEventInvocations(object, string)

StringExtensions.ToCSVFormatString(object, Type)