category/getCategoryTree 加上二级缓存

renren-admin/src/main/java/io/renren/modules/category/service/impl/CategoryServiceImpl.java

@@ -11,6 +11,8 @@ import io.renren.modules.category.service.CategoryService;
 import io.renren.modules.resource.dao.AttrDao;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cache.annotation.CacheEvict;
+import org.springframework.cache.annotation.Cacheable;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -28,6 +30,8 @@ public class CategoryServiceImpl extends CrudServiceImpl<CategoryDao, Category,
     private static Integer cpuNUm = Runtime.getRuntime().availableProcessors();
     private static final ExecutorService executor = Executors.newFixedThreadPool(cpuNUm);
 
+    private static final String getCategoryTreeKey = "getCategoryTree";
+
     @Autowired
     private CategoryDao categoryDao;
     @Autowired
@@ -39,6 +43,7 @@ public class CategoryServiceImpl extends CrudServiceImpl<CategoryDao, Category,
     }
 
     @Override
+    @Cacheable(value = getCategoryTreeKey, key = "'getCategoryTree'")
     public List<CategoryDTO> getCategoryTree() {
         List<Category> topCategory = categoryDao.selectByParentId(null);
         List<CategoryDTO> list = new CopyOnWriteArrayList<>();
@@ -82,6 +87,7 @@ public class CategoryServiceImpl extends CrudServiceImpl<CategoryDao, Category,
 
     @Override
     @Transactional
+    @CacheEvict(key = getCategoryTreeKey, allEntries = true)
     public void deleteByIds(JSONObject jsonObject) {
         JSONArray jsonArray = jsonObject.getJSONArray("ids");
         //TODO：删除为一级分类时，删除模板保存的文件夹？
@@ -125,6 +131,7 @@ public class CategoryServiceImpl extends CrudServiceImpl<CategoryDao, Category,
 
     @Override
     @Transactional
+    @CacheEvict(key = getCategoryTreeKey, allEntries = true)
     public void update(CategoryDTO categoryDTO) {
         super.update(categoryDTO);
         String oldName = categoryDao.selectById(categoryDTO.getId()).getName();

renren-admin/src/main/resources/ehcache.xml

@@ -66,4 +66,13 @@
            overflowToDisk="true"
            memoryStoreEvictionPolicy="LRU"/>
 
+    <!-- getCategoryTree缓存 -->
+    <cache name="getCategoryTree"
+           maxElementsInMemory="10000"
+           eternal="false"
+           timeToIdleSeconds="60"
+           timeToLiveSeconds="600"
+           overflowToDisk="true"
+           memoryStoreEvictionPolicy="LRU"/>
+
 </ehcache>