🐛 分类文章列表分页不存在时返回 404

src/main/java/org/b3log/solo/processor/CategoryProcessor.java

@@ -53,7 +53,7 @@ import java.util.Map;
  * Category processor.
  *
  * @author <a href="http://88250.b3log.org">Liang Ding</a>
- * @version 1.0.0.1, Apr 8, 2017
+ * @version 1.0.0.2, Apr 10, 2017
  * @since 2.0.0
  */
 @RequestProcessor
@@ -205,6 +205,12 @@ public class CategoryProcessor {
             }
 
             final int pageCount = result.optJSONObject(Pagination.PAGINATION).optInt(Pagination.PAGINATION_PAGE_COUNT);
+            if (0 == pageCount) {
+                response.sendError(HttpServletResponse.SC_NOT_FOUND);
+
+                return;
+            }
+
             final List<Integer> pageNums = (List) result.optJSONObject(Pagination.PAGINATION).opt(Pagination.PAGINATION_PAGE_NUMS);
 
             fillPagination(dataModel, pageCount, currentPageNum, articles, pageNums);