@Override
    protected SinkConnectorContext context() {
        return (SinkConnectorContext) context;
    }
<p>
Configuration key for the list of input topics for this connector.
</p>
<p>
Usually this setting is only relevant to the Kafka Connect framework, but is provided here for
the convenience of Connector developers if they also need to know the set of topics.
</p>
connect/api/src/main/java/org/apache/kafka/connect/sink/SinkConnector.java