package cn.xiaojf.kafka.producer; import org.apache.kafka.clients.producer.*; import org.apache.kafka.common.Cluster; import org.apache.kafka.common.PartitionInfo; import org.apache.kafka.common.serialization.StringSerializer; import org.apache.kafka…

package cn.xiaojf.kafka.producer; import org.apache.kafka.clients.producer.KafkaProducer; import org.apache.kafka.clients.producer.Producer; import org.apache.kafka.clients.producer.ProducerRecord; import java.util.Properties; /** * Created by 肖建锋 on…

package com.hashleaf.kafka; import java.util.Properties; import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; import org.apache.kafka.clients.producer.KafkaProducer; import org.apache.kafka.clients.producer.ProducerReco…

package com.hashleaf.kafka; import java.util.Properties; import kafka.javaapi.producer.Producer; import kafka.producer.KeyedMessage; import kafka.producer.ProducerConfig; /** * 消息生产者 * @author xiaojf 294825811@qq.com * @since 2015-7-15 下午10:50:01 */…

package cn.xiaojf.kafka.consumer; import org.apache.kafka.clients.consumer.ConsumerConfig; import org.apache.kafka.clients.consumer.ConsumerRecord; import org.apache.kafka.clients.consumer.ConsumerRecords; import org.apache.kafka.clients.consumer.Kaf…

15.如何消费内部topic: __consumer_offsets 主要是要让它来格式化:GroupMetadataManager.OffsetsMessageFormatter 最后用看了它的源码,把这部分挑选出来,自己解析了得到的byte[].核心代码如下: // com.sina.mis.app.ConsumerInnerTopic ConsumerRecords<byte[], byte[]> records = consumer.poll(512); for (ConsumerRe…

Kafka 0.10.1版本源码 Idea编译 1.环境准备 Jdk 1.8 Scala 2.11.12:下载scala-2.11.12.msi并配置环境变量 Gradle 5.6.4: 下载Gradle-5.6.4并配置环境变量 2.配置文件修改 -gradle.properties文件中          scalaVersion=2.10.6 修改为 scalaVersion=2.11.12 -gradle/dependencies.gradle文件(如果安装的是2.11.8就不用改):…

1.Consumer优化:心跳线程可作为后台线程,提交offset,剥离出poll函数 问题:0.10新设计的consumer是单线程的,提交offset是在poll中.本次的poll调用,提交上次poll的心跳和offset值. The options for the user at the moment to handle this problem are the following: Increase the session timeout to give more time for re…

安装 zookeeper http://www.cnblogs.com/xiaojf/p/6572351.html安装 scala http://www.cnblogs.com/xiaojf/p/6568432.html [root@m1 jar]# -0.10.2.0.tgz -C ../ [root@m1 jar]# cd .. [root@m1 soft]# ll total drwxr-xr-x. root root Mar : jar drwxr-xr-x. uucp Dec : jd…

2.1 Producer API We encourage all new development to use the new Java producer. This client is production tested and generally both faster and more fully featured than the previous Scala client. You can use this client by adding a dependency on the c…