kafka consumer java

This is a model of a producer consumer problem in a Java video tutorial by a horse soldier teacher.[Java]View Plaincopy Public class produceconsumer{ public static void Main (string[] args) { Syncstack ss = new Syncstack (); Producer Pro = new Producer (ss); Consumer con = new

-generated constructor stub } //Production Products Public synchronized voidSet (String name,string efficasy) {//indicates inability to produce if(!flag) { Try { This. Wait ();//The current thread enters the wait state, yields the CPU, and releases the lock on the monitor. }Catch(interruptedexception e) {//TODO Auto-generated catch blockE.printstacktrace (); } } This. SetName (name); Try{Thread.Sleep (500); } Catch(interruptedexception e

Large-scale enterprise distributed internet e-commerce platform, launched pc++app+ cloud Service cloud business platform system, including business-to-business, consumer-to-Mobile, on-the-trade, new retail, live e-commerce and other sub-platforms.Based on the concept of micro-service design, combined with springCloud some of the best projects, such as service discovery, governance, configuration management, routing load, security control and other exc

producer individual*/ Private intID; Privatemonition PC; Publicproduc (monition monition) {ID= ++Total ; PC=monition; } @Override Public voidrun () { while(true) { if(Pc.put ()) {//If the operation succeeds in printing the buffer stateSystem.out.println (ID + "number producer:" +pc.getstatus ()); } } }}/ PackageEntity.producerconsumer; Public classConsuImplementsRunnable {/*** Statistics of the number of consumers*/ Private Static intTotal = 0; /*** ID of the

, "Org.apache.kafka.common.serialization.StringDeserializer"); -Props.put (Commonclientconfigs.security_protocol_config, "Sasl_plaintext"); - inkafkaconsumerNewKafkaconsumer(props); - //Topic Name:test9 toConsumer.subscribe (Collections.singleton ("Test9")); + while(true) { -Consumerrecords); the for(Consumerrecordrecord:records) *System.out.printf ("offset =%d, key =%s, value =%s%n", Record.offset (), Record.key (), Record.value ()); $ }Panax Notoginseng

frame: jQuery1.9.CSS Framework: Bootstrap 4 MetronicClient authentication: Jqueryvalidation Plugin.Rich Text: CkecitorFile Management: CkfinderDynamic tab: JerichotabData table: Jqgriddialog box: JQuery jboxTree structure controls: JQuery ZtreeOther components: Bootstrap 4 metronic3. SupportServer middleware: Tomcat 6, 7, Jboss 7, WebLogic 10, WebSphere 8Database support: Currently only support MySQL database, but not limited to the database, the next version of the upgrade multi-data source sw

Import Java.util.Queue;Import java.util.LinkedList;public class Producerconsumerdemo {public static void Main (string[] args) {Myqueue q = new Myqueue ();Producer p = new Producer (q);Consumer C = new Consumer (q);P.start ();C.start ();}}Class Producer extends Thread {Myqueue q = new Myqueue ();Producer (Myqueue q) {THIS.Q = q;}public void Run () {int i = 0;while (true) {Q.push (i);try {Notify ();} catch (E

to remove products, producers wait for consumers to consume products, thereby adding products to the space. Wait for each other, thus the deadlock occurs.Three ways in which Java solves threading models1. Wait () and notify ()Import Java.util.linkedlist;public class Producerconsumer {private linkedlist2, await () and signal (), the way the thread locksPackage Sort;import Java.util.linkedlist;import Java.util.concurrent.locks.condition;import Java.

: FastdfsDatabase connection pool: Alibaba Druid 1.0Core Framework: Spring frameworkSecurity framework: Apache Shiro 1.2View Frame: Spring MVC 4.0Server-side validation: Hibernate Validator 5.1Layout frame: Sitemesh 2.4Workflow Engine: Activiti 5.15Task Scheduler: Quartz 1.8.5Persistence Layer Framework: MyBatis 3.2Log management: slf4j 1.7, log4jTool classes: Apache Commons, Jackson 2.2, Xstream 1.4, dozer 5.3, POI2. Front-endJS Frame: JQuery 1.9.CSS Framework: Bootstrap 4 MetronicClient-side v

Kafka Uniform Hair data function:ImportOrg.apache.kafka.clients.producer.KafkaProducer;ImportOrg.apache.kafka.clients.producer.ProducerRecord;Importjava.io.Serializable;Importjava.util.List;Importjava.util.Properties; Public classKafkasendutilImplementsserializable{ Public Static voidSendmsg (String brokerlist,string topic,listdatas) {Properties Properties=NewProperties (); Properties.put ("Bootstrap.servers", brokerlist); Properties.put ("Key.seriali

();}finally{Lock.unlock ();}}Public Void Get (){Lock.lock ();try {While (!flag)consumer_con.await ();System.out.println (Thread.CurrentThread (). GetName () + ".... Consumers ... "+this.name);Flag=false;producer_con.signal ();} catch (Interruptedexception e) {//TODO auto-generated catch blocke.printstacktrace ();}finally{Lock.unlock ();}}}class Producer implements Runnable{Resource R=null;Public Producer (Resource R){This.r=r;}public void Run () {TODO auto-generated method stubswhile (true)R.se

Package Com.subject01;import Java.util.priorityqueue;import Java.util.concurrent.locks.condition;import Java.util.concurrent.locks.lock;import java.util.concurrent.locks.reentrantlock;/** * condition is only present in Java 1.5, It is used instead of the traditional object's Wait (), notify () to implement inter-threading collaboration, compared to wait (), notify () with object, * using Condition's await (), signal () This approach enables inter-thre

Implementations similar to the Java blocking queue: Public classBlockingqueue {PrivateList queue =NewLinkedList (); Private intLimit = 10;//Buffer size PublicBlockingqueue (intlimit) { This. Limit =limit; } Public synchronized voidEnqueue (Object Item)throwsinterruptedexception { while( This. queue.size () = = This. Limit) {Wait (); } if( This. queue.size () = = 0) {notifyall (); } This. Queue.add (item); } Public synchronizedObject

Input implements Runnable { Privateperson person; PublicInput (person person) { This. person = person; } @Override Public voidRun () {intx =0; while(true) {synchronized (person) {if(Person.flag) {if(x = =0) {//judgment interval to produce different peoplePerson.name ="Tom"; Person.sex ="Male"; }Else{Person.name ="Zhang San"; Person.sex ="female"; } x = (x +1) %2;//interval to produce different peoplePerson.flag =false;//Put it once, take it oncePerson.notify ();//wake-up thread of a person}E

Import Java.util.Random;Import Java.util.concurrent.LinkedBlockingQueue;Class producer{Random RDM = new Random ();void Produce (linkedblockingqueue{while (true){if (Productlist.size () {Productlist.add (Rdm.nextint (100));System.out.println (Thread.CurrentThread (). GetName () + "Produce number:" + productlist.peek ());}}}}Class Consumer{void consume (linkedblockingqueue{while (true){if (Productlist.size () >0){System.out.println (Thread.CurrentThread

--; System.out.println ("Consumers are consuming Xiaomi mobile phones sell 1, the current number of products:" +con.currentnum+ "department"); }Else if(Con.currentnum = = 0) {//If you don't have a cell phoneSystem.out.println ("The phone has been bought, consumers stop spending, is waiting for production ..."); Try{con.wait ();//suspend consumption and release locks}Catch(interruptedexception e) {e.printstacktrace (); } }//else if}//syn Try{Thread.Sleep (14

Big Data Architecture Development mining analysis Hadoop Hive HBase Storm Spark Flume ZooKeeper Kafka Redis MongoDB Java cloud computing machine learning video tutorial, flumekafkastorm Training big data architecture development, mining and analysis! From basic to advanced, one-on-one training! Full technical guidance! [Technical QQ: 2937765541] Get the big data video tutorial and training address Byt

Use Linkedblockingqueue in Java to implement producer, consumer mode Linkedblockingqueue implementation is thread-safe, which realizes FIFO (first-in first out) and other characteristics. is the first choice as producer consumers, Linkedblockingqueue can specify capacity, or can not be specified, not specified, the default is the largest integer.max_value, which mainly used put and take method, The put meth

Big Data Architecture Development mining analysis Hadoop HBase Hive Storm Spark Flume ZooKeeper Kafka Redis MongoDB Java cloud computing machine learning video tutorial, flumekafkastorm Training big data architecture development, mining and analysis! From basic to advanced, one-on-one training! Full technical guidance! [Technical QQ: 2937765541] Get the big data video tutorial and training address Byt

Import Java.util.linkedlist;import java.util.queue;import java.util.random;/** * Simple Java program to demonstrate how T o use Wait, notify and Notifyall () * method in Java by solving producer consumer problem. * * @author Javin Paul */public class Producerconsumerinjava {public static void main (String args[]) {SYSTEM.O Ut.println ("How to use Wait and