Interface Summary Interface Description CustomizableItemEventUsed to provide update information to the calls to the customizeUpdate method of MetadataProvider. ItemEventUsed to provide update information to the calls to the isSelected method of MetadataProvider. MetadataControlListenerUsed by Lightstreamer Kernel to receive requests about sessions and any asynchronous severe error notification from the Metadata Adapter. MetadataProviderProvides an interface to be implemented by a Metadata Adapter in order to attach a Metadata Provider to Lightstreamer Kernel.
Class Summary Class Description MetadataProviderAdapterProvides a default implementation of all the MetadataProvider interface methods. ModeUsed by Lightstreamer to identify a publishing Mode. MpnDeviceInfoSpecifies a target device for Push Notifications, used with MPN-related requests for the
MpnPlatformTypeIdentifies a Push Notifications platform type, used with MPN-related requests of the
MpnSubscriptionInfoSpecifies a Push Notifications subscription, used with MPN-related requests of the
SubscriptionStatisticsUsed by Lightstreamer to provide to method
getSubscriptionStatistics()value objects to report activity statistics for single subscribed items involved in a Table (i.e.: Subscription).
TableInfoUsed by Lightstreamer to provide value objects to the calls to methods
MetadataProvider.notifyNewTables(java.lang.String, java.lang.String, com.lightstreamer.interfaces.metadata.TableInfo)and
Exception Summary Exception Description AccessExceptionThrown by the notify* methods in MetadataProvider if the supplied User is not recognized or a functionality is not implemented for this User. ConflictingSessionExceptionThrown by the
MetadataProvider.notifyNewSession(String, String, Map)method if a User is not enabled to open a new Session but he would be enabled as soon as another Session were closed.
CreditsExceptionThrown by the notify* methods in MetadataProvider if some functionality cannot be allowed to the supplied User. ItemsExceptionThrown by the getItems and getSchema methods in MetadataProvider if the supplied Item Group name (or Item List specification) is not recognized or cannot be resolved. MetadataProviderExceptionThrown by the init method in MetadataProvider if there is some problem that prevents the correct behavior of the Metadata Adapter. NotificationExceptionThrown by the notify* methods in MetadataProvider if there is some inconsistency in the supplied parameters. ResourceUnavailableExceptionCan be thrown by the
MetadataProvider.notifyUser(java.lang.String, java.lang.String, java.util.Map)methods instead of a generic
AccessExceptionif the User credentials cannot be validated because of a temporary lack of resources
When receiving this exception, the Server will instruct the client to retry in short time.
SchemaExceptionThrown by the getSchema method in MetadataProvider if the supplied Field Schema name (or Field List specification) is not recognized or cannot be resolved.