package cn.duanjt;
import java.sql.SQLOutput;
import java.util.Properties;
import java.util.Random;
import org.apache.kafka.clients.admin.AdminClient;
import org.apache.kafka.clients.admin.NewPartitions;
import org.apache.kafka.clients.producer.*;
import org.apache.kafka.common.serialization.StringSerializer;
public class Producer {
public static void main(String[] args) throws InterruptedException {
Properties p = new Properties();
p.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "192.168.199.129:9092");//kafka地址,多个地址用逗号分割
p.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
p.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
p.put(ProducerConfig.TRANSACTIONAL_ID_CONFIG,"transaction_id");
KafkaProducer<String, String> kafkaProducer = new KafkaProducer<>(p);
kafkaProducer.initTransactions();
kafkaProducer.beginTransaction();
try {
for(int i = 0; i < 10000; i++){
System.out.println(Integer.toString(i));
kafkaProducer.send(new ProducerRecord<String, String>("mykafka", Integer.toString(i), Integer.toString(i)));
}
kafkaProducer.commitTransaction();
}
catch (Exception e){
kafkaProducer.abortTransaction();
e.printStackTrace();
}
finally {
kafkaProducer.close();
}
}
}