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update 移除Spring注入 改为全局缓存 并使用更新时间确保集群配置最终一致性

疯狂的狮子li 3 年之前
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25b47db3cb

+ 31 - 18
ruoyi-oss/src/main/java/com/ruoyi/oss/factory/OssFactory.java

@@ -12,6 +12,7 @@ import com.ruoyi.oss.exception.OssException;
 import com.ruoyi.oss.properties.CloudStorageProperties;
 import com.ruoyi.oss.service.ICloudStorageStrategy;
 
+import java.util.Date;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
@@ -22,15 +23,27 @@ import java.util.concurrent.ConcurrentHashMap;
  */
 public class OssFactory {
 
-    private static RedisCache redisCache;
+	private static RedisCache redisCache;
 
 	static {
 		OssFactory.redisCache = SpringUtils.getBean(RedisCache.class);
 	}
 
+	/**
+	 * 服务实例缓存
+	 */
 	private static final Map<String, ICloudStorageStrategy> SERVICES = new ConcurrentHashMap<>();
 
+	/**
+	 * 服务配置更新时间缓存
+	 */
+	private static final Map<String, Date> SERVICES_UPDATE_TIME = new ConcurrentHashMap<>();
+
+	/**
+	 * 获取默认实例
+	 */
 	public static ICloudStorageStrategy instance() {
+		// 获取redis 默认类型
 		String type = Convert.toStr(redisCache.getCacheObject(CloudConstant.CACHE_CONFIG_KEY));
 		if (StringUtils.isEmpty(type)) {
 			throw new OssException("文件存储服务类型无法找到!");
@@ -38,27 +51,27 @@ public class OssFactory {
 		return instance(type);
 	}
 
+	/**
+	 * 根据类型获取实例
+	 */
 	public static ICloudStorageStrategy instance(String type) {
 		ICloudStorageStrategy service = SERVICES.get(type);
-		if (service == null) {
-			Object json = redisCache.getCacheObject(CloudConstant.SYS_OSS_KEY + type);
-			CloudStorageProperties properties = JsonUtils.parseObject(json.toString(), CloudStorageProperties.class);
-			String beanName = CloudServiceEnumd.getServiceName(type);
-			ICloudStorageStrategy bean = (ICloudStorageStrategy) ReflectUtils.newInstance(CloudServiceEnumd.getServiceClass(type), properties);
-			SpringUtils.registerBean(beanName, bean);
-			service = SpringUtils.getBean(beanName);
-			SERVICES.put(type, bean);
+		Date oldDate = SERVICES_UPDATE_TIME.get(type);
+		Object json = redisCache.getCacheObject(CloudConstant.SYS_OSS_KEY + type);
+		CloudStorageProperties properties = JsonUtils.parseObject(json.toString(), CloudStorageProperties.class);
+		if (properties == null) {
+			throw new OssException("系统异常, '" + type + "'配置信息不存在!");
 		}
-		return service;
-	}
-
-	public static void destroy(String type) {
-		ICloudStorageStrategy service = SERVICES.get(type);
-		if (service == null) {
-			return;
+		Date nowDate = properties.getUpdateTime();
+		// 服务存在并更新时间相同则返回(使用更新时间确保配置最终一致性)
+		if (service != null && oldDate.equals(nowDate)) {
+			return service;
 		}
-		SpringUtils.unregisterBean(CloudServiceEnumd.getServiceName(type));
-		SERVICES.remove(type);
+		// 获取redis配置信息 创建对象 并缓存
+		service = (ICloudStorageStrategy) ReflectUtils.newInstance(CloudServiceEnumd.getServiceClass(type), properties);
+		SERVICES.put(type, service);
+		SERVICES_UPDATE_TIME.put(type, nowDate);
+		return service;
 	}
 
 }

+ 7 - 0
ruoyi-oss/src/main/java/com/ruoyi/oss/properties/CloudStorageProperties.java

@@ -2,6 +2,8 @@ package com.ruoyi.oss.properties;
 
 import lombok.Data;
 
+import java.util.Date;
+
 /**
  * OSS云存储 配置属性
  *
@@ -45,4 +47,9 @@ public class CloudStorageProperties {
 	 */
 	private String isHttps;
 
+	/**
+	 * 更新时间
+	 */
+	private Date updateTime;
+
 }

+ 1 - 1
ruoyi-oss/src/main/java/com/ruoyi/oss/service/ICloudStorageStrategy.java

@@ -70,5 +70,5 @@ public interface ICloudStorageStrategy {
 	 */
 	UploadResult uploadSuffix(InputStream inputStream, String suffix, String contentType);
 
-    String getEndpointLink();
+	String getEndpointLink();
 }

+ 18 - 18
ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysOssConfigServiceImpl.java

@@ -15,7 +15,6 @@ import com.ruoyi.common.utils.JsonUtils;
 import com.ruoyi.common.utils.PageUtils;
 import com.ruoyi.common.utils.StringUtils;
 import com.ruoyi.oss.constant.CloudConstant;
-import com.ruoyi.oss.factory.OssFactory;
 import com.ruoyi.system.domain.SysOssConfig;
 import com.ruoyi.system.domain.bo.SysOssConfigBo;
 import com.ruoyi.system.domain.vo.SysOssConfigVo;
@@ -54,7 +53,7 @@ public class SysOssConfigServiceImpl extends ServicePlusImpl<SysOssConfigMapper,
 			if ("0".equals(config.getStatus())) {
 				redisCache.setCacheObject(CloudConstant.CACHE_CONFIG_KEY, configKey);
 			}
-			redisCache.setCacheObject(getCacheKey(configKey), JsonUtils.toJsonString(config));
+			setConfigCache(true, config);
 		}
 	}
 
@@ -82,27 +81,14 @@ public class SysOssConfigServiceImpl extends ServicePlusImpl<SysOssConfigMapper,
     public Boolean insertByBo(SysOssConfigBo bo) {
         SysOssConfig config = BeanUtil.toBean(bo, SysOssConfig.class);
         validEntityBeforeSave(config);
-        boolean flag = save(config);
-		if (flag) {
-			redisCache.setCacheObject(
-				getCacheKey(config.getConfigKey()),
-				JsonUtils.toJsonString(config));
-		}
-		return flag;
+		return setConfigCache(save(config), config);
     }
 
     @Override
     public Boolean updateByBo(SysOssConfigBo bo) {
         SysOssConfig config = BeanUtil.toBean(bo, SysOssConfig.class);
         validEntityBeforeSave(config);
-		boolean flag = updateById(config);
-		if (flag) {
-			OssFactory.destroy(config.getConfigKey());
-			redisCache.setCacheObject(
-				getCacheKey(config.getConfigKey()),
-				JsonUtils.toJsonString(config));
-		}
-		return flag;
+		return setConfigCache(updateById(config), config);
     }
 
     /**
@@ -126,7 +112,6 @@ public class SysOssConfigServiceImpl extends ServicePlusImpl<SysOssConfigMapper,
     	if (flag) {
 			for (Long configId : ids) {
 				SysOssConfig config = getById(configId);
-				OssFactory.destroy(config.getConfigKey());
 				redisCache.deleteObject(getCacheKey(config.getConfigKey()));
 			}
 		}
@@ -172,4 +157,19 @@ public class SysOssConfigServiceImpl extends ServicePlusImpl<SysOssConfigMapper,
 	private String getCacheKey(String configKey) {
 		return CloudConstant.SYS_OSS_KEY + configKey;
 	}
+
+	/**
+	 * 如果操作成功 则更新缓存
+	 * @param flag 操作状态
+	 * @param config 配置
+	 * @return 返回操作状态
+	 */
+	private boolean setConfigCache(boolean flag, SysOssConfig config) {
+		if (flag) {
+			redisCache.setCacheObject(
+				getCacheKey(config.getConfigKey()),
+				JsonUtils.toJsonString(config));
+		}
+		return flag;
+	}
 }