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Visualizing the output on Grafana

You can configure the dashboard, as shown in the following screenshot:

Code:

package com.book.chapter7.visualization.example; import java.util.Arrays; import java.util.Properties; import org.apache.kafka.clients.producer.KafkaProducer; import org.apache.kafka.clients.producer.ProducerRecord; import com.pubnub.api.PNConfiguration; import com.pubnub.api.PubNub; import com.pubnub.api.callbacks.SubscribeCallback; import com.pubnub.api.enums.PNStatusCategory; import com.pubnub.api.models.consumer.PNStatus; import com.pubnub.api.models.consumer.pubsub.PNMessageResult; import com.pubnub.api.models.consumer.pubsub.PNPresenceEventResult; ...

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