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增加 Redis pub sub 机制

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This commit is contained in:
YunaiV
2021-01-22 21:04:40 +08:00
parent 79a0b4cb56
commit 2a349972b4
9 changed files with 113 additions and 2 deletions
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26
src/main/java/cn/iocoder/dashboard/framework/redis/config/RedisConfig.java
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@@ -1,13 +1,23 @@
package cn.iocoder.dashboard.framework.redis.config;
import cn.iocoder.dashboard.framework.redis.core.listener.AbstractMessageListener;
import com.alibaba.fastjson.support.spring.GenericFastJsonRedisSerializer;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.listener.ChannelTopic;
import org.springframework.data.redis.listener.RedisMessageListenerContainer;
import org.springframework.data.redis.serializer.RedisSerializer;
import java.util.List;
/**
* Redis 配置类
*/
@Configuration
@Slf4j
public class RedisConfig {
@Bean
@@ -23,4 +33,20 @@ public class RedisConfig {
return template;
}
@Bean
public RedisMessageListenerContainer redisMessageListenerContainer(RedisConnectionFactory factory,
List<AbstractMessageListener<?>> listeners) {
// 创建 RedisMessageListenerContainer 对象
RedisMessageListenerContainer container = new RedisMessageListenerContainer();
// 设置 RedisConnection 工厂。
container.setConnectionFactory(factory);
// 添加监听器
listeners.forEach(listener -> {
container.addMessageListener(listener, new ChannelTopic(listener.getChannel()));
log.info("[redisMessageListenerContainer][注册 Channel({}) 对应的监听器({})]",
listener.getChannel(), listener.getClass().getName());
});
return container;
}
}

2
src/main/java/cn/iocoder/dashboard/framework/redis/core/RedisKeyDefine.java
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@@ -19,8 +19,6 @@ public class RedisKeyDefine {
HASH,
SET,
ZSET,
STREAM,
PUBSUB;
}

19
src/main/java/cn/iocoder/dashboard/framework/redis/core/listener/AbstractMessageListener.java Normal file
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@@ -0,0 +1,19 @@
package cn.iocoder.dashboard.framework.redis.core.listener;
import org.springframework.data.redis.connection.MessageListener;
/**
* Redis Pub/Sub 监听器抽象类，用于实现广播消费
*
* @author 芋道源码
*/
public abstract class AbstractMessageListener<T> implements MessageListener {
/**
* 获得 Sub 订阅的 Redis Channel 通道
*
* @return channel
*/
public abstract String getChannel();
}

21
src/main/java/cn/iocoder/dashboard/modules/system/mq/consumer/SysMenuRefreshConsumer.java Normal file
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@@ -0,0 +1,21 @@
package cn.iocoder.dashboard.modules.system.mq.consumer;
import cn.iocoder.dashboard.framework.redis.core.listener.AbstractMessageListener;
import cn.iocoder.dashboard.modules.system.mq.message.permission.SysMenuRefreshMessage;
import org.springframework.data.redis.connection.Message;
import org.springframework.stereotype.Component;
@Component
public class SysMenuRefreshConsumer extends AbstractMessageListener {
@Override
public void onMessage(Message message, byte[] bytes) {
System.out.println(message);
}
@Override
public String getChannel() {
return SysMenuRefreshMessage.TOPIC;
}
}

1
src/main/java/cn/iocoder/dashboard/modules/system/mq/message/package-info.java Normal file
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@@ -0,0 +1 @@
package cn.iocoder.dashboard.modules.system.mq.message;

13
src/main/java/cn/iocoder/dashboard/modules/system/mq/message/permission/SysMenuRefreshMessage.java Normal file
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@@ -0,0 +1,13 @@
package cn.iocoder.dashboard.modules.system.mq.message.permission;
import lombok.Data;
/**
* 菜单数据刷新 Message
*/
@Data
public class SysMenuRefreshMessage {
public static final String TOPIC = "system.menu.refresh";
}

1
src/main/java/cn/iocoder/dashboard/modules/system/mq/producer/package-info.java Normal file
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@@ -0,0 +1 @@
package cn.iocoder.dashboard.modules.system.mq.producer;

26
src/main/java/cn/iocoder/dashboard/modules/system/mq/producer/permission/SysMenuProducer.java Normal file
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@@ -0,0 +1,26 @@
package cn.iocoder.dashboard.modules.system.mq.producer.permission;
import cn.iocoder.dashboard.modules.system.mq.message.permission.SysMenuRefreshMessage;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
/**
* Menu 菜单相关消息的 Producer
*/
@Component
public class SysMenuProducer {
@Resource
private RedisTemplate<String, Object> redisTemplate;
/**
* 发送 {@link SysMenuRefreshMessage} 消息
*/
public void sendMenuRefreshMessage() {
SysMenuRefreshMessage message = new SysMenuRefreshMessage();
redisTemplate.convertAndSend(SysMenuRefreshMessage.TOPIC, message);
}
}

6
src/main/java/cn/iocoder/dashboard/modules/system/service/permission/impl/SysMenuServiceImpl.java
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@@ -11,6 +11,7 @@ import cn.iocoder.dashboard.modules.system.dal.mysql.dao.permission.SysMenuMappe
import cn.iocoder.dashboard.modules.system.dal.mysql.dataobject.permission.SysMenuDO;
import cn.iocoder.dashboard.modules.system.enums.permission.MenuIdEnum;
import cn.iocoder.dashboard.modules.system.enums.permission.MenuTypeEnum;
import cn.iocoder.dashboard.modules.system.mq.producer.permission.SysMenuProducer;
import cn.iocoder.dashboard.modules.system.service.permission.SysMenuService;
import cn.iocoder.dashboard.modules.system.service.permission.SysPermissionService;
import cn.iocoder.dashboard.util.collection.CollectionUtils;
@@ -68,6 +69,9 @@ public class SysMenuServiceImpl implements SysMenuService {
@Resource
private SysPermissionService permissionService;
@Resource
private SysMenuProducer menuProducer;
/**
* 初始化 {@link #menuCache} 和 {@link #permMenuCache} 缓存
*/
@@ -183,6 +187,8 @@ public class SysMenuServiceImpl implements SysMenuService {
SysMenuDO updateObject = SysMenuConvert.INSTANCE.convert(reqVO);
initMenuProperty(updateObject);
menuMapper.updateById(updateObject);
// 发送刷新消息
menuProducer.sendMenuRefreshMessage();
}
/**