[refactor](nereids)make Forward/NoForward extends Redirect interface

fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/Forward.java

@@ -17,14 +17,11 @@
 
 package org.apache.doris.nereids.trees.plans.commands;
 
-import org.apache.doris.analysis.RedirectStatus;
 import org.apache.doris.qe.ConnectContext;
 
 /**
  * forward to master.
  */
-public interface Forward {
-    RedirectStatus toRedirectStatus();
-
+public interface Forward extends Redirect {
     default void afterForwardToMaster(ConnectContext ctx) throws Exception {}
 }

fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/NoForward.java

@@ -17,8 +17,14 @@
 
 package org.apache.doris.nereids.trees.plans.commands;
 
+import org.apache.doris.analysis.RedirectStatus;
+
 /**
  * not forward to master.
  */
-public interface NoForward {
+public interface NoForward extends Redirect {
+    @Override
+    default RedirectStatus toRedirectStatus() {
+        return RedirectStatus.NO_FORWARD;
+    }
 }

fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/Redirect.java

@@ -0,0 +1,27 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.nereids.trees.plans.commands;
+
+import org.apache.doris.analysis.RedirectStatus;
+
+/**
+ * Redirect.
+ */
+public interface Redirect {
+    RedirectStatus toRedirectStatus();
+}

fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowCommand.java

@@ -17,6 +17,7 @@
 
 package org.apache.doris.nereids.trees.plans.commands;
 
+import org.apache.doris.analysis.RedirectStatus;
 import org.apache.doris.analysis.StmtType;
 import org.apache.doris.nereids.trees.plans.PlanType;
 import org.apache.doris.qe.ConnectContext;
@@ -26,7 +27,7 @@
 /**
  * base class for all show commands
  */
-public abstract class ShowCommand extends Command implements NoForward {
+public abstract class ShowCommand extends Command implements Redirect {
     public ShowCommand(PlanType type) {
         super(type);
     }
@@ -48,6 +49,11 @@ public void run(ConnectContext ctx, StmtExecutor executor) throws Exception {
         }
     }
 
+    @Override
+    public RedirectStatus toRedirectStatus() {
+        return RedirectStatus.NO_FORWARD;
+    }
+
     public abstract ShowResultSet doRun(ConnectContext ctx, StmtExecutor executor) throws Exception;
 
 }

fe/fe-core/src/main/java/org/apache/doris/qe/StmtExecutor.java

@@ -155,6 +155,7 @@
 import org.apache.doris.nereids.trees.plans.commands.DeleteFromUsingCommand;
 import org.apache.doris.nereids.trees.plans.commands.Forward;
 import org.apache.doris.nereids.trees.plans.commands.PrepareCommand;
+import org.apache.doris.nereids.trees.plans.commands.Redirect;
 import org.apache.doris.nereids.trees.plans.commands.UnsupportedCommand;
 import org.apache.doris.nereids.trees.plans.commands.UpdateCommand;
 import org.apache.doris.nereids.trees.plans.commands.insert.BatchInsertIntoTableCommand;
@@ -716,8 +717,8 @@ private void executeByNereids(TUniqueId queryId) throws Exception {
             }
         }
         if (logicalPlan instanceof Command) {
-            if (logicalPlan instanceof Forward) {
-                redirectStatus = ((Forward) logicalPlan).toRedirectStatus();
+            if (logicalPlan instanceof Redirect) {
+                redirectStatus = ((Redirect) logicalPlan).toRedirectStatus();
                 if (isForwardToMaster()) {
                     // before forward to master, we also need to set profileType in this node
                     if (logicalPlan instanceof InsertIntoTableCommand) {