[iotdb] 03/04: Remove the useless code and fix smell in last query (#11156)

[ca...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

caogaofei pushed a commit to branch beyyes/rel-1.2
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit 58f01fdb552d5b3c339c6c599b6abd7098d88b89
Author: Beyyes <cg...@foxmail.com>
AuthorDate: Sat Sep 16 12:16:37 2023 +0800

    Remove the useless code and fix smell in last query (#11156)
---
 .../impl/mem/mnode/factory/MemMNodeFactory.java    |  4 +-
 .../impl/mem/mnode/impl/LogicalViewMNode.java      | 64 ----------------------
 2 files changed, 1 insertion(+), 67 deletions(-)

diff --git a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/factory/MemMNodeFactory.java b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/factory/MemMNodeFactory.java
index a48d21d9230..62f700c398c 100644
--- a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/factory/MemMNodeFactory.java
+++ b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/factory/MemMNodeFactory.java
@@ -30,9 +30,7 @@ import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl.B
 import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl.DatabaseDeviceMNode;
 import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl.DatabaseMNode;
 import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl.DeviceMNode;
-import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl.LogicalViewMNode;
 import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl.MeasurementMNode;
-import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.info.LogicalViewInfo;
 import org.apache.iotdb.tsfile.write.schema.IMeasurementSchema;
 
 @MNodeFactory
@@ -78,6 +76,6 @@ public class MemMNodeFactory implements IMNodeFactory<IMemMNode> {
   @Override
   public IMeasurementMNode<IMemMNode> createLogicalViewMNode(
       IDeviceMNode<IMemMNode> parent, String name, IMeasurementInfo measurementInfo) {
-    return new LogicalViewMNode(parent, name, ((LogicalViewInfo) measurementInfo).getExpression());
+    throw new UnsupportedOperationException("View is not supported.");
   }
 }
diff --git a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/impl/LogicalViewMNode.java b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/impl/LogicalViewMNode.java
deleted file mode 100644
index 4b7382f300c..00000000000
--- a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/mem/mnode/impl/LogicalViewMNode.java
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * 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.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.impl;
-
-import org.apache.iotdb.commons.schema.node.common.AbstractMeasurementMNode;
-import org.apache.iotdb.commons.schema.node.info.IMeasurementInfo;
-import org.apache.iotdb.commons.schema.node.role.IDeviceMNode;
-import org.apache.iotdb.commons.schema.node.utils.IMNodeContainer;
-import org.apache.iotdb.commons.schema.view.LogicalViewSchema;
-import org.apache.iotdb.commons.schema.view.viewExpression.ViewExpression;
-import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.IMemMNode;
-import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.basic.BasicMNode;
-import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.container.MemMNodeContainer;
-import org.apache.iotdb.db.schemaengine.schemaregion.mtree.impl.mem.mnode.info.LogicalViewInfo;
-
-public class LogicalViewMNode extends AbstractMeasurementMNode<IMemMNode, BasicMNode>
-    implements IMemMNode {
-
-  public LogicalViewMNode(
-      IDeviceMNode<IMemMNode> parent, String name, ViewExpression viewExpression) {
-    super(
-        new BasicMNode(parent == null ? null : parent.getAsMNode(), name),
-        new LogicalViewInfo(new LogicalViewSchema(name, viewExpression)));
-  }
-
-  @Override
-  public IMNodeContainer<IMemMNode> getChildren() {
-    return MemMNodeContainer.emptyMNodeContainer();
-  }
-
-  @Override
-  public IMemMNode getAsMNode() {
-    return this;
-  }
-
-  public void setExpression(ViewExpression expression) {
-    IMeasurementInfo measurementInfo = this.getMeasurementInfo();
-    if (measurementInfo instanceof LogicalViewInfo) {
-      ((LogicalViewInfo) measurementInfo).setExpression(expression);
-    }
-  }
-
-  @Override
-  public final boolean isLogicalView() {
-    return true;
-  }
-}