diff --git a/src/main/java/org/redkale/source/AbstractDataSqlSource.java b/src/main/java/org/redkale/source/AbstractDataSqlSource.java
index e26f628a3..280c5d861 100644
--- a/src/main/java/org/redkale/source/AbstractDataSqlSource.java
+++ b/src/main/java/org/redkale/source/AbstractDataSqlSource.java
@@ -199,7 +199,7 @@ public abstract class AbstractDataSqlSource extends AbstractDataSource
         }
         // pageSql
         pageSql = listSubSql + createOrderbySql(info, flipper);
-        if (Flipper.validLimit(flipper)) {
+        if (Flipper.hasLimit(flipper)) {
             if ("oracle".equals(dbtype)) {
                 int start = flipper.getOffset();
                 int end = flipper.getOffset() + flipper.getLimit();
diff --git a/src/main/java/org/redkale/source/DataJdbcSource.java b/src/main/java/org/redkale/source/DataJdbcSource.java
index 1fcf28c73..293186409 100644
--- a/src/main/java/org/redkale/source/DataJdbcSource.java
+++ b/src/main/java/org/redkale/source/DataJdbcSource.java
@@ -2488,7 +2488,7 @@ public class DataJdbcSource extends AbstractDataSqlSource {
         //            if (flipper != null && flipper.getOffset() > 0) {
         //                set.absolute(flipper.getOffset());
         //            }
-        //            final int limit = Flipper.validLimit(flipper) ? flipper.getLimit() : Integer.MAX_VALUE;
+        //            final int limit = Flipper.hasLimit(flipper) ? flipper.getLimit() : Integer.MAX_VALUE;
         //            int i = 0;
         //            final DataResultSet rr = createDataResultSet(info, set);
         //            EntityBuilder<T> builder = info.getBuilder();
diff --git a/src/main/java/org/redkale/source/Flipper.java b/src/main/java/org/redkale/source/Flipper.java
index 6d0fa3ea5..e4f97db4c 100644
--- a/src/main/java/org/redkale/source/Flipper.java
+++ b/src/main/java/org/redkale/source/Flipper.java
@@ -175,7 +175,7 @@ public final class Flipper extends RowBound {
         return flipper;
     }
 
-    public static boolean validLimit(Flipper flipper) {
+    public static boolean hasLimit(Flipper flipper) {
         return flipper != null && flipper.getLimit() > 0;
     }
 }
diff --git a/src/main/java/org/redkale/source/RowBound.java b/src/main/java/org/redkale/source/RowBound.java
index d32aabdd4..466100a5e 100644
--- a/src/main/java/org/redkale/source/RowBound.java
+++ b/src/main/java/org/redkale/source/RowBound.java
@@ -151,7 +151,7 @@ public class RowBound implements Serializable, Cloneable {
         return this;
     }
 
-    public static boolean validLimit(RowBound round) {
+    public static boolean hasLimit(RowBound round) {
         return round != null && round.getLimit() > 0;
     }