⚡ b3log#12319 缓存管理员

88250 · 88250 · commit cd2b17985d33 · 2017-08-27T11:43:46.000+08:00
diff --git a/src/main/java/org/b3log/solo/cache/UserCache.java b/src/main/java/org/b3log/solo/cache/UserCache.java
@@ -20,6 +20,7 @@
 import org.b3log.latke.cache.CacheFactory;
 import org.b3log.latke.ioc.inject.Named;
 import org.b3log.latke.ioc.inject.Singleton;
+import org.b3log.latke.model.Role;
 import org.b3log.latke.model.User;
 import org.b3log.solo.util.JSONs;
 import org.json.JSONObject;
@@ -28,7 +29,7 @@
  * User cache.
  *
  * @author <a href="http://88250.b3log.org">Liang Ding</a>
- * @version 1.0.0.0, Jul 22, 2017
+ * @version 1.1.0.0, Aug 27, 2017
  * @since 2.3.0
  */
 @Named
@@ -45,6 +46,29 @@ public class UserCache {
      */
     private static final Cache EMAIL_CACHE = CacheFactory.getCache(User.USERS + "Email");
 
+    /**
+     * Admin user.
+     */
+    private static final Cache ADMIN_CACHE = CacheFactory.getCache("adminUser");
+
+    /**
+     * Gets the admin user.
+     *
+     * @return admin user
+     */
+    public JSONObject getAdmin() {
+        return ADMIN_CACHE.get(Role.ADMIN_ROLE);
+    }
+
+    /**
+     * Adds or updates the admin user.
+     *
+     * @param admin the specified admin user
+     */
+    public void putAdmin(final JSONObject admin) {
+        ADMIN_CACHE.put(Role.ADMIN_ROLE, admin);
+    }
+
     /**
      * Gets a user by the specified user id.
      *
diff --git a/src/main/java/org/b3log/solo/repository/impl/UserRepositoryImpl.java b/src/main/java/org/b3log/solo/repository/impl/UserRepositoryImpl.java
@@ -30,7 +30,7 @@
  * User repository.
  *
  * @author <a href="http://88250.b3log.org">Liang Ding</a>
- * @version 1.1.0.8, Jul 22, 2017
+ * @version 1.1.0.9, Aug 27, 2017
  * @since 0.3.1
  */
 @Repository
@@ -79,6 +79,10 @@ public void update(final String id, final JSONObject user) throws RepositoryExce
 
         user.put(Keys.OBJECT_ID, id);
         userCache.putUser(user);
+
+        if (Role.ADMIN_ROLE.equals(user.optString(User.USER_ROLE))) {
+            userCache.putAdmin(user);
+        }
     }
 
     @Override
@@ -105,14 +109,22 @@ public JSONObject getByEmail(final String email) throws RepositoryException {
 
     @Override
     public JSONObject getAdmin() throws RepositoryException {
+        JSONObject ret = userCache.getAdmin();
+        if (null != ret) {
+            return ret;
+        }
+
         final Query query = new Query().setFilter(new PropertyFilter(User.USER_ROLE, FilterOperator.EQUAL, Role.ADMIN_ROLE)).setPageCount(1);
         final JSONObject result = get(query);
         final JSONArray array = result.optJSONArray(Keys.RESULTS);
         if (0 == array.length()) {
             return null;
         }
 
-        return array.optJSONObject(0);
+        ret = array.optJSONObject(0);
+        userCache.putAdmin(ret);
+
+        return ret;
     }
 
     @Override
