update 优化缓存配置 增加spring-cache演示案例

This commit is contained in:
疯狂的狮子li 2021-07-04 02:13:24 +08:00
parent b9128b6074
commit c26073afeb
4 changed files with 125 additions and 2 deletions

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@ -262,6 +262,21 @@ feign:
circuitbreaker:
enabled: true
--- # redisson 缓存配置
redisson:
cacheGroup:
# 用例: @Cacheable(cacheNames="groupId", key="#XXX") 方可使用缓存组配置
- groupId: redissonCacheMap
# 组过期时间(脚本监控)
ttl: 60000
# 组最大空闲时间(脚本监控)
maxIdleTime: 60000
# 组最大长度
maxSize: 0
- groupId: testCache
ttl: 1000
maxIdleTime: 500
--- # 分布式锁 lock4j 全局配置
lock4j:
# 获取分布式锁超时时间,默认为 3000 毫秒

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@ -0,0 +1,70 @@
package com.ruoyi.demo.controller;
import com.ruoyi.common.core.domain.AjaxResult;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.CachePut;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
* spring-cache 演示案例
*
* @author Lion Li
*/
// 类级别 缓存统一配置
//@CacheConfig(cacheNames = "redissonCacheMap")
@RequiredArgsConstructor(onConstructor_ = @Autowired)
@RestController
@RequestMapping("/demo/cache")
public class RedisCacheController {
/**
* 测试 @Cacheable
*
* 表示这个方法有了缓存的功能,方法的返回值会被缓存下来
* 下一次调用该方法前,会去检查是否缓存中已经有值
* 如果有就直接返回,不调用方法
* 如果没有,就调用方法,然后把结果缓存起来
* 这个注解一般用在查询方法上
*
* cacheNames 为配置文件内 groupId
*/
@Cacheable(cacheNames = "redissonCacheMap", key = "#key", condition = "#key != null")
@GetMapping("/test1")
public AjaxResult<String> test1(String key, String value){
return AjaxResult.success("操作成功", value);
}
/**
* 测试 @CachePut
*
* 加了@CachePut注解的方法,会把方法的返回值put到缓存里面缓存起来,供其它地方使用
* 通常用在新增方法上
*
* cacheNames 配置文件内 groupId
*/
@CachePut(cacheNames = "redissonCacheMap", key = "#key", condition = "#key != null")
@GetMapping("/test2")
public AjaxResult<String> test2(String key, String value){
return AjaxResult.success("操作成功", value);
}
/**
* 测试 @CacheEvict
*
* 使用了CacheEvict注解的方法,会清空指定缓存
* 一般用在更新或者删除的方法上
*
* cacheNames 配置文件内 groupId
*/
@CacheEvict(cacheNames = "redissonCacheMap", key = "#key", condition = "#key != null")
@GetMapping("/test3")
public AjaxResult<String> test3(String key, String value){
return AjaxResult.success("操作成功", value);
}
}

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@ -19,6 +19,7 @@ import org.springframework.context.annotation.Configuration;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
@ -78,8 +79,13 @@ public class RedisConfig extends CachingConfigurerSupport {
*/
@Bean
public CacheManager cacheManager(RedissonClient redissonClient) {
List<RedissonProperties.CacheGroup> cacheGroup = redissonProperties.getCacheGroup();
Map<String, CacheConfig> config = new HashMap<>();
config.put("redissonCacheMap", new CacheConfig(30*60*1000, 10*60*1000));
for (RedissonProperties.CacheGroup group : cacheGroup) {
CacheConfig cacheConfig = new CacheConfig(group.getTtl(), group.getMaxIdleTime());
cacheConfig.setMaxSize(group.getMaxSize());
config.put(group.getGroupId(), cacheConfig);
}
return new RedissonSpringCacheManager(redissonClient, config, JsonJacksonCodec.INSTANCE);
}

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@ -2,11 +2,12 @@ package com.ruoyi.framework.config.properties;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.redisson.client.codec.Codec;
import org.redisson.config.TransportMode;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import java.util.List;
/**
* Redisson 配置属性
*
@ -37,6 +38,11 @@ public class RedissonProperties {
*/
private SingleServerConfig singleServerConfig;
/**
* 缓存组
*/
private List<CacheGroup> cacheGroup;
@Data
@NoArgsConstructor
public static class SingleServerConfig {
@ -98,4 +104,30 @@ public class RedissonProperties {
}
@Data
@NoArgsConstructor
public static class CacheGroup {
/**
* 组id
*/
private String groupId;
/**
* 组过期时间
*/
private long ttl;
/**
* 组最大空闲时间
*/
private long maxIdleTime;
/**
* 组最大长度
*/
private int maxSize;
}
}