org.odpi.openmetadata.governanceservers.virtualizationservices.event

Class VirtualizerTopicListener

java.lang.Object

org.odpi.openmetadata.governanceservers.virtualizationservices.event.VirtualizerTopicListener

All Implemented Interfaces:

OpenMetadataTopicListener

public class VirtualizerTopicListener
extends Object
implements OpenMetadataTopicListener

This is the event listener for the virtualizer. When the out topic of the IV OMAS is received, the listener will consume the event and process correspondingly.

Constructor Summary

Constructors

Constructor and Description
VirtualizerTopicListener(OpenMetadataTopicConnector virtualizerOutboundTopicConnector, ViewGeneratorConnectorBase viewGeneratorConnector, EndpointSource endpointSource, String databaseName, String dataSchema) Default constructor.

Method Summary

Modifier and Type	Method and Description
List<NewViewEvent>	generateViewEvents(TableContextEvent tableContextEvent, Map<String,String> createdViews) notify Information View OMAS
void	processEvent(String event) Process the received event.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VirtualizerTopicListener

public VirtualizerTopicListener(OpenMetadataTopicConnector virtualizerOutboundTopicConnector,
                                ViewGeneratorConnectorBase viewGeneratorConnector,
                                EndpointSource endpointSource,
                                String databaseName,
                                String dataSchema)

Default constructor.

Parameters:

virtualizerOutboundTopicConnector - the event connector to sent out the processed topic

Method Detail

processEvent

public void processEvent(String event)

Process the received event.

Specified by:

processEvent in interface OpenMetadataTopicListener

Parameters:

event - inbound event

generateViewEvents

public List<NewViewEvent> generateViewEvents(TableContextEvent tableContextEvent,
                                             Map<String,String> createdViews)

notify Information View OMAS

Parameters:

tableContextEvent - it contains the information from json which is sent from Information View

createdViews - the table definitions created in gaian

Returns:

list of events published to kafka topic