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Eventapis.java
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Eventapis.java
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import lombok.extern.slf4j.Slf4j;
import org.apache.kafka.clients.admin.AdminClient;
import org.apache.kafka.clients.admin.TopicListing;
import org.apache.kafka.clients.producer.ProducerConfig;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ConfigurableApplicationContext;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ExecutionException;
/**
* Created by mali on 20/01/2017.
*/
@Slf4j
@SpringBootApplication
public class Eventapis {
public static void mai2n(String[] args) {
ConfigurableApplicationContext context = SpringApplication.run(Eventapis.class, args);
}
public static void main(String[] args) throws ExecutionException, InterruptedException {
Map props = new HashMap<>();
// list of host:port pairs used for establishing the initial connections
// to the Kakfa cluster
props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,
"kafka-local:9092");
// props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,
// JsonSerializer.class);
// props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,
// JsonSerializer.class);
// value to block, after which it will throw a TimeoutException
props.put(ProducerConfig.MAX_BLOCK_MS_CONFIG, 50000);
AdminClient adminClient = AdminClient.create(props);
adminClient.describeCluster();
Collection<TopicListing> topicListings = adminClient.listTopics().listings().get();
System.out.println(topicListings);
}
}