fix(tenant): 租户缓存增加注释

yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/config/YudaoTenantAutoConfiguration.java

@@ -118,6 +118,13 @@ public class YudaoTenantAutoConfiguration {
         };
     }
 
+  /**
+   * 引入租户时，tenantRedisCacheManager为主Bean
+   *
+   * @param redisTemplate
+   * @param redisCacheConfiguration
+   * @return
+   */
   @Bean
   @Primary
   public RedisCacheManager tenantRedisCacheManager(

yudao-framework/yudao-spring-boot-starter-biz-tenant/src/main/java/cn/iocoder/yudao/framework/tenant/core/redis/TenantRedisCacheManager.java

@@ -8,10 +8,15 @@ import org.springframework.data.redis.cache.RedisCacheManager;
 import org.springframework.data.redis.cache.RedisCacheWriter;
 
 /**
+ * 租户缓存管理
+ *
+ * 为cacheName增加自动增加租户表示，格式：name+":"+tenantId
+ *
  * @author airhead
  */
 @Slf4j
 public class TenantRedisCacheManager extends RedisCacheManager {
+
   public TenantRedisCacheManager(
       RedisCacheWriter cacheWriter, RedisCacheConfiguration defaultCacheConfiguration) {
     super(cacheWriter, defaultCacheConfiguration);
@@ -19,6 +24,7 @@ public class TenantRedisCacheManager extends RedisCacheManager {
 
   @Override
   public Cache getCache(String name) {
+    //租户未设置时，返回原始name
     if (TenantContextHolder.getTenantId() == null) {
       return super.getCache(name);
     }