参数管理支持缓存操作

ruoyi/src/main/java/com/ruoyi/common/constant/Constants.java

@@ -109,6 +109,11 @@ public class Constants
      */
     public static final String JWT_AUTHORITIES = "authorities";
 
+    /**
+     * 参数管理 cache key
+     */
+    public static final String SYS_CONFIG_KEY = "sys_config:";
+
     /**
      * 资源映射路径 前缀
      */

ruoyi/src/main/java/com/ruoyi/project/system/controller/SysConfigController.java

@@ -118,4 +118,16 @@ public class SysConfigController extends BaseController
     {
         return toAjax(configService.deleteConfigByIds(configIds));
     }
+
+    /**
+     * 清空缓存
+     */
+    @PreAuthorize("@ss.hasPermi('system:config:remove')")
+    @Log(title = "参数管理", businessType = BusinessType.CLEAN)
+    @DeleteMapping("/clearCache")
+    public AjaxResult clearCache()
+    {
+        configService.clearCache();
+        return AjaxResult.success();
+    }
 }

ruoyi/src/main/java/com/ruoyi/project/system/service/ISysConfigService.java

@@ -50,14 +50,6 @@ public interface ISysConfigService
      */
     public int updateConfig(SysConfig config);
 
-    /**
-     * 删除参数配置信息
-     * 
-     * @param configId 参数ID
-     * @return 结果
-     */
-    public int deleteConfigById(Long configId);
-
     /**
      * 批量删除参数信息
      * 
@@ -66,6 +58,11 @@ public interface ISysConfigService
      */
     public int deleteConfigByIds(Long[] configIds);
 
+    /**
+     * 清空缓存数据
+     */
+    public void clearCache();
+
     /**
      * 校验参数键名是否唯一
      * 

ruoyi/src/main/java/com/ruoyi/project/system/service/impl/SysConfigServiceImpl.java

@@ -1,10 +1,15 @@
 package com.ruoyi.project.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.constant.Constants;
 import com.ruoyi.common.constant.UserConstants;
+import com.ruoyi.common.core.text.Convert;
 import com.ruoyi.common.utils.StringUtils;
+import com.ruoyi.framework.redis.RedisCache;
 import com.ruoyi.project.system.domain.SysConfig;
 import com.ruoyi.project.system.mapper.SysConfigMapper;
 import com.ruoyi.project.system.service.ISysConfigService;
@@ -20,6 +25,22 @@ public class SysConfigServiceImpl implements ISysConfigService
     @Autowired
     private SysConfigMapper configMapper;
 
+    @Autowired
+    private RedisCache redisCache;
+
+    /**
+     * 项目启动时，初始化参数到缓存
+     */
+    @PostConstruct
+    public void init()
+    {
+        List<SysConfig> configsList = configMapper.selectConfigList(new SysConfig());
+        for (SysConfig config : configsList)
+        {
+            redisCache.setCacheObject(getCacheKey(config.getConfigKey()), config.getConfigValue());
+        }
+    }
+
     /**
      * 查询参数配置信息
      * 
@@ -43,10 +64,20 @@ public class SysConfigServiceImpl implements ISysConfigService
     @Override
     public String selectConfigByKey(String configKey)
     {
+        String configValue = Convert.toStr(redisCache.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))
+        {
+            redisCache.setCacheObject(getCacheKey(configKey), retConfig.getConfigValue());
+            return retConfig.getConfigValue();
+        }
+        return StringUtils.EMPTY;
     }
 
     /**
@@ -70,7 +101,12 @@ public class SysConfigServiceImpl implements ISysConfigService
     @Override
     public int insertConfig(SysConfig config)
     {
-        return configMapper.insertConfig(config);
+        int row = configMapper.insertConfig(config);
+        if (row > 0)
+        {
+            redisCache.setCacheObject(getCacheKey(config.getConfigKey()), config.getConfigValue());
+        }
+        return row;
     }
 
     /**
@@ -82,19 +118,12 @@ public class SysConfigServiceImpl implements ISysConfigService
     @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)
+        {
+            redisCache.setCacheObject(getCacheKey(config.getConfigKey()), config.getConfigValue());
+        }
+        return row;
     }
 
     /**
@@ -106,7 +135,22 @@ public class SysConfigServiceImpl implements ISysConfigService
     @Override
     public int deleteConfigByIds(Long[] configIds)
     {
-        return configMapper.deleteConfigByIds(configIds);
+        int count = configMapper.deleteConfigByIds(configIds);
+        if (count > 0)
+        {
+            Collection<String> keys = redisCache.keys(Constants.SYS_CONFIG_KEY + "*");
+            redisCache.deleteObject(keys);
+        }
+        return count;
+    }
+
+    /**
+     * 清空缓存数据
+     */
+    public void clearCache()
+    {
+        Collection<String> keys = redisCache.keys(Constants.SYS_CONFIG_KEY + "*");
+        redisCache.deleteObject(keys);
     }
 
     /**
@@ -126,4 +170,15 @@ public class SysConfigServiceImpl implements ISysConfigService
         }
         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;
+    }
 }