Move getStart to HaQueryHistoryManager

gateway-ha/src/main/java/io/trino/gateway/ha/router/HaQueryHistoryManager.java

@@ -19,7 +19,6 @@
 import io.trino.gateway.ha.domain.response.DistributionResponse;
 import io.trino.gateway.ha.persistence.dao.QueryHistory;
 import io.trino.gateway.ha.persistence.dao.QueryHistoryDao;
-import io.trino.gateway.ha.util.PageUtil;
 import org.jdbi.v3.core.Jdbi;
 
 import java.time.Instant;
@@ -36,6 +35,8 @@
 public class HaQueryHistoryManager
         implements QueryHistoryManager
 {
+    private static final int FIRST_PAGE_NO = 1;
+
     private final QueryHistoryDao dao;
 
     public HaQueryHistoryManager(Jdbi jdbi)
@@ -98,7 +99,7 @@ public String getBackendForQueryId(String queryId)
     @Override
     public TableData<QueryDetail> findQueryHistory(QueryHistoryRequest query)
     {
-        int start = PageUtil.getStart(query.page(), query.size());
+        int start = getStart(query.page(), query.size());
         String condition = "";
         if (!Strings.isNullOrEmpty(query.user())) {
             condition += " and user_name = '" + query.user() + "'";
@@ -133,4 +134,15 @@ public List<DistributionResponse.LineChart> findDistribution(Long ts)
         }
         return resList;
     }
+
+    private static int getStart(int pageNo, int pageSize)
+    {
+        if (pageNo < FIRST_PAGE_NO) {
+            pageNo = FIRST_PAGE_NO;
+        }
+        if (pageSize < 1) {
+            pageSize = 0;
+        }
+        return (pageNo - FIRST_PAGE_NO) * pageSize;
+    }
 }