优化分页查询响应返回页号逻辑

src/main/java/org/sss/presentation/noui/cache/AbstractCache.java

@@ -173,11 +173,24 @@ public abstract class AbstractCache implements CacheController {
         int total = moduleList.fullSize();
         int index = paginationItem.get(Constants.PAGINATION_INDEX);
         int pageSize=paginationItem.get(Constants.PAGINATION_PAGESIZE);
-        if (total < pageSize * index) {
-            index = (total % pageSize!=0) ? (total / pageSize + 1) : total / pageSize;
-        }
+        index=getPage(index,pageSize,total);
         paginationInfo.put(Constants.PAGINATION_TOTAL, total);
         paginationInfo.put(Constants.PAGINATION_INDEX, index);
         return paginationInfo;
     }
+
+    private static int getPage(int index,int pageSize,int total) {
+        if (pageSize <= 0) {
+            return 0;
+        }
+        index = index >= 1 ? (index <= getPages(pageSize,total) ? index : getPages(pageSize,total)) : 1;
+        return index;
+    }
+
+    private static int getPages(int pageSize,int total) {
+        if (pageSize <= 0) {
+            return 0;
+        }
+        return total % pageSize == 0 ? total / pageSize : total / pageSize + 1;
+    }
 }