惯性聚合 高效追踪和阅读你感兴趣的博客、新闻、科技资讯
阅读原文 在惯性聚合中打开

推荐订阅源

Microsoft Azure Blog
Microsoft Azure Blog
博客园_首页
博客园 - Franky
钛媒体:引领未来商业与生活新知
钛媒体:引领未来商业与生活新知
宝玉的分享
宝玉的分享
月光博客
月光博客
酷 壳 – CoolShell
酷 壳 – CoolShell
S
SegmentFault 最新的问题
WordPress大学
WordPress大学
P
Palo Alto Networks Blog
腾讯CDC
I
Intezer
A
Arctic Wolf
Jina AI
Jina AI
OSCHINA 社区最新新闻
OSCHINA 社区最新新闻
爱范儿
爱范儿
Hugging Face - Blog
Hugging Face - Blog
S
Securelist
Simon Willison's Weblog
Simon Willison's Weblog
大猫的无限游戏
大猫的无限游戏
T
Tailwind CSS Blog
Cloudbric
Cloudbric
Apple Machine Learning Research
Apple Machine Learning Research
Last Week in AI
Last Week in AI
博客园 - 司徒正美
C
CXSECURITY Database RSS Feed - CXSecurity.com
Cyberwarzone
Cyberwarzone
T
Threat Research - Cisco Blogs
T
Troy Hunt's Blog
美团技术团队
Application and Cybersecurity Blog
Application and Cybersecurity Blog
IT之家
IT之家
小众软件
小众软件
T
The Exploit Database - CXSecurity.com
Latest news
Latest news
N
News and Events Feed by Topic
S
Schneier on Security
量子位
罗磊的独立博客
V2EX - 技术
V2EX - 技术
雷峰网
雷峰网
Security Latest
Security Latest
L
LINUX DO - 热门话题
J
Java Code Geeks
博客园 - 【当耐特】
Threat Intelligence Blog | Flashpoint
Threat Intelligence Blog | Flashpoint
Hacker News - Newest:
Hacker News - Newest: "LLM"
博客园 - 三生石上(FineUI控件)
The Cloudflare Blog
L
Lohrmann on Cybersecurity

祈雨的笔记

安全多方计算MPC spark原理解析 kueue执行源码分析 spark on k8s执行源码分析 spark-operator源码解析 系统压测遇到的缓存击穿问题 我的世界PC与安卓联机 蚂蚁金服流量投放平台的AIG改造 G1大对象致Old区占用率高 日志打印导致接口响应率下跌分析 Groovy加载类导致OOM分析 ERROR日志打印导致CPU满载 记OceanBase死锁超时 应用发版期间服务响应超时 Ark Serverless初探 系统优化复盘一二三 The user specified as a definer does not exist Kong网关初探 API网关选型调研 CPU火焰图常用工具 配置中心选型调研 root操作Nginx导致用户组错误 基于Proxifier使用代理 FastJSON字段智能匹配踩坑 Nacos初探 记一次Nginx服务器CPU满荷载故障 基于券系统分库分表的思考 limit不参与SQL成本计算致索引失效 Linux常用性能监控命令 golang低版本http2偶现400 hostname in certificate didn't match 常见对称加密原理以及应用 tcp_tw_recycle引起的TCP握手失败 记一次mysql执行DDL导致锁表 mysql磁盘占用查看 mysql对text字段update致磁盘增长 elasticsearch报错index read-only TIME_WAIT与Http的Keep-Alive 记一次TIME_WAIT导致连接数报警 记一次生产事故OOM问题排查 redis分布式锁RedissonLock的实现细节 webservice复杂加密签名(2)java调用 webservice复杂加密签名(1)SoapUI mysql延时关联 利用中间人拦截实现APP内H5窜改 MySQL表字符集不同导致关联查询索引失效 通过SSH隧道远程办公 数据落盘方案 BeanDefinitionRegistryPostProcessor扩展 mysql空间索引 HTTPS攻击 spring循环依赖过程解析 elasticsearch性能优化 mysql IS NULL 使用索引 mysql字符集utf8mb4失效踩坑 常用加密算法 xml与javaBean转换 初探InnoDB MVCC源码实现 mysql索引原理 redis之list源码分析 redis之key过期源码分析 redis之string源码分析 redis之hash源码分析 线程池之ThreadPoolExecutor mysql数据页结构 Using temporary与Using filesort mysql回表致索引失效 springboot(28)HTTP连接池 定时任务之ScheduledThreadPoolExecutor elasticsearch常用script聚合 elasticsearch实现like查询 elasticsearch实现乐观锁 elasticsearch准实时原理 springboot(27)自定义缓存读写机制CachingConfigurerSupport optimizer tracing arthas常用命令 HTTP和HTTPS详解 redis集群选举机制 kafka消息重试 一点压力测试的经验 kafka架构概念 explain分析sql语句字段的解释 JVM问题分析处理手册 logstash过滤器(2)date logstash过滤器(3)dissect logstash编码器(1)json logstash编码器(2)multiline logstash表达式 logstash输入(1)通用选项 logstash输入(3)file logstash过滤器(1)通用选项 logstash输入(2)stdin logstash安装 记一次前端vConsole导致JSON序列化错误排查 解决多个异步操作嵌套问题 fastjson反序列化失败autoType is not support RTMP串流服务 POI自动调整列宽错误 Nginx+Lua实现动态黑名单 使用curl命令模拟POST和GET请求
rabbitmq(6)路由模式
祈雨的笔记 · 2018-03-25 · via 祈雨的笔记

1、模型

路由模式为升级版的订阅模式,增加了消费者选择性接收消息的功能。
每个消费者可以绑定多个routingKey,生产者在发送消息时指定routingKey致使只有绑定了该routingKey的消费者才能接收到此消息

这里写图片描述

2.代码

2.1、生产者

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
private final static String EXCHANGE_NAME = "test_direct_exchange";

public static void main(String[] args) throws Exception {

ConnectionFactory factory = new ConnectionFactory();
factory.setHost("192.168.1.7");
factory.setUsername("root");
factory.setPassword("123456");

Connection connection = factory.newConnection();
Channel channel = connection.createChannel();




channel.exchangeDeclare(EXCHANGE_NAME, "direct");

String message = "Hello world";


String routingKey = "key2";
channel.basicPublish(EXCHANGE_NAME, routingKey, null, message.getBytes());
System.out.println(" [x] Sent '" + message + "'");

channel.close();
connection.close();
}

2.2、消费者1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
private final static String EXCHANGE_NAME = "test_direct_exchange";

public static void main(String[] args) throws Exception {
ConnectionFactory factory = new ConnectionFactory();
factory.setHost("192.168.1.7");
factory.setUsername("root");
factory.setPassword("123456");

Connection connection = factory.newConnection();
final Channel channel = connection.createChannel();

channel.exchangeDeclare(EXCHANGE_NAME, "direct");
String queueName = channel.queueDeclare().getQueue();

channel.queueBind(queueName, EXCHANGE_NAME, "key1");

System.out.println(" [1] Waiting for messages. ");
Consumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
byte[] body) throws IOException {
String message = new String(body, "UTF-8");
System.out.println(" [1] Received '" + message + "'");

channel.basicAck(envelope.getDeliveryTag(), false);
}
};
boolean autoAck = false;
channel.basicConsume(queueName, autoAck, consumer);
}

2.2、消费者2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
private final static String EXCHANGE_NAME = "test_direct_exchange";

public static void main(String[] args) throws Exception {
ConnectionFactory factory = new ConnectionFactory();
factory.setHost("192.168.1.7");
factory.setUsername("root");
factory.setPassword("123456");

Connection connection = factory.newConnection();
final Channel channel = connection.createChannel();

channel.exchangeDeclare(EXCHANGE_NAME, "direct");
String queueName = channel.queueDeclare().getQueue();


channel.queueBind(queueName, EXCHANGE_NAME, "key1");
channel.queueBind(queueName, EXCHANGE_NAME, "key2");
channel.queueBind(queueName, EXCHANGE_NAME, "key3");

System.out.println(" [2] Waiting for messages.");
Consumer consumer = new DefaultConsumer(channel) {
@Override
public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties,
byte[] body) throws IOException {
String message = new String(body, "UTF-8");
System.out.println(" [2] Received '" + message + "'");

channel.basicAck(envelope.getDeliveryTag(), false);
}
};
boolean autoAck = false;
channel.basicConsume(queueName, autoAck, consumer);
}