From b60fa5c920b5eb7cf4a2e3e1cacfe779d2f9ff12 Mon Sep 17 00:00:00 2001
From: 若依 <yzz_ivy@163.com>
Date: Sat, 12 Feb 2022 14:01:41 +0800
Subject: [PATCH] !144 删除方法无返回值时,方法注释上的@return Merge pull request !144 from 我的世界有我/master

---
 ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysConfigServiceImpl.java |  116 ++++++++++++++++++++++++++++++++++++++++++++++++----------
 1 files changed, 96 insertions(+), 20 deletions(-)

diff --git a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysConfigServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysConfigServiceImpl.java
index 78e1e0e..bbda508 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysConfigServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysConfigServiceImpl.java
@@ -1,12 +1,16 @@
 package com.ruoyi.system.service.impl;
 
+import java.util.Collection;
 import java.util.List;
-
+import javax.annotation.PostConstruct;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
-
+import com.ruoyi.common.core.constant.Constants;
 import com.ruoyi.common.core.constant.UserConstants;
+import com.ruoyi.common.core.exception.ServiceException;
+import com.ruoyi.common.core.text.Convert;
 import com.ruoyi.common.core.utils.StringUtils;
+import com.ruoyi.common.redis.service.RedisService;
 import com.ruoyi.system.domain.SysConfig;
 import com.ruoyi.system.mapper.SysConfigMapper;
 import com.ruoyi.system.service.ISysConfigService;
@@ -21,6 +25,18 @@
 {
     @Autowired
     private SysConfigMapper configMapper;
+
+    @Autowired
+    private RedisService redisService;
+
+    /**
+     * 项目启动时,初始化参数到缓存
+     */
+    @PostConstruct
+    public void init()
+    {
+        loadingConfigCache();
+    }
 
     /**
      * 查询参数配置信息
@@ -45,10 +61,20 @@
     @Override
     public String selectConfigByKey(String configKey)
     {
+        String configValue = Convert.toStr(redisService.getCacheObject(getCacheKey(configKey)));
+        if (StringUtils.isNotEmpty(configValue))
+        {
+            return configValue;
+        }
         SysConfig config = new SysConfig();
         config.setConfigKey(configKey);
         SysConfig retConfig = configMapper.selectConfig(config);
-        return StringUtils.isNotNull(retConfig) ? retConfig.getConfigValue() : "";
+        if (StringUtils.isNotNull(retConfig))
+        {
+            redisService.setCacheObject(getCacheKey(configKey), retConfig.getConfigValue());
+            return retConfig.getConfigValue();
+        }
+        return StringUtils.EMPTY;
     }
 
     /**
@@ -72,7 +98,12 @@
     @Override
     public int insertConfig(SysConfig config)
     {
-        return configMapper.insertConfig(config);
+        int row = configMapper.insertConfig(config);
+        if (row > 0)
+        {
+            redisService.setCacheObject(getCacheKey(config.getConfigKey()), config.getConfigValue());
+        }
+        return row;
     }
 
     /**
@@ -84,31 +115,65 @@
     @Override
     public int updateConfig(SysConfig config)
     {
-        return configMapper.updateConfig(config);
-    }
-
-    /**
-     * 删除参数配置信息
-     * 
-     * @param configId 参数ID
-     * @return 结果
-     */
-    @Override
-    public int deleteConfigById(Long configId)
-    {
-        return configMapper.deleteConfigById(configId);
+        int row = configMapper.updateConfig(config);
+        if (row > 0)
+        {
+            redisService.setCacheObject(getCacheKey(config.getConfigKey()), config.getConfigValue());
+        }
+        return row;
     }
 
     /**
      * 批量删除参数信息
      * 
      * @param configIds 需要删除的参数ID
-     * @return 结果
      */
     @Override
-    public int deleteConfigByIds(Long[] configIds)
+    public void deleteConfigByIds(Long[] configIds)
     {
-        return configMapper.deleteConfigByIds(configIds);
+        for (Long configId : configIds)
+        {
+            SysConfig config = selectConfigById(configId);
+            if (StringUtils.equals(UserConstants.YES, config.getConfigType()))
+            {
+                throw new ServiceException(String.format("内置参数【%1$s】不能删除 ", config.getConfigKey()));
+            }
+            configMapper.deleteConfigById(configId);
+            redisService.deleteObject(getCacheKey(config.getConfigKey()));
+        }
+    }
+
+    /**
+     * 加载参数缓存数据
+     */
+    @Override
+    public void loadingConfigCache()
+    {
+        List<SysConfig> configsList = configMapper.selectConfigList(new SysConfig());
+        for (SysConfig config : configsList)
+        {
+            redisService.setCacheObject(getCacheKey(config.getConfigKey()), config.getConfigValue());
+        }
+    }
+
+    /**
+     * 清空参数缓存数据
+     */
+    @Override
+    public void clearConfigCache()
+    {
+        Collection<String> keys = redisService.keys(Constants.SYS_CONFIG_KEY + "*");
+        redisService.deleteObject(keys);
+    }
+
+    /**
+     * 重置参数缓存数据
+     */
+    @Override
+    public void resetConfigCache()
+    {
+        clearConfigCache();
+        loadingConfigCache();
     }
 
     /**
@@ -128,4 +193,15 @@
         }
         return UserConstants.UNIQUE;
     }
+
+    /**
+     * 设置cache key
+     * 
+     * @param configKey 参数键
+     * @return 缓存键key
+     */
+    private String getCacheKey(String configKey)
+    {
+        return Constants.SYS_CONFIG_KEY + configKey;
+    }
 }

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