/*
* 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.tajo.engine.planner.logical;
import org.apache.tajo.engine.planner.PlanString;
public class DropTableNode extends LogicalNode {
private String tableName;
public DropTableNode(int pid, String tableName) {
super(pid, NodeType.DROP_TABLE);
this.tableName = tableName;
}
public String getTableName() {
return this.tableName;
}
@Override
public PlanString getPlanString() {
return new PlanString("DropTable");
}
public boolean equals(Object obj) {
if (obj instanceof DropTableNode) {
DropTableNode other = (DropTableNode) obj;
return super.equals(other) && this.tableName.equals(other.tableName);
} else {
return false;
}
}
@Override
public Object clone() throws CloneNotSupportedException {
DropTableNode dropTableNode = (DropTableNode) super.clone();
dropTableNode.tableName = tableName;
return dropTableNode;
}
@Override
public String toString() {
return "DROP TABLE " + tableName;
}
@Override
public void preOrder(LogicalNodeVisitor visitor) {
visitor.visit(this);
}
@Override
public void postOrder(LogicalNodeVisitor visitor) {
visitor.visit(this);
}
}