/**
 * Copyright 2011-2013 Akiban Technologies, Inc.
 * 
 * Licensed 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 com.akiban.sql.parser;

import com.akiban.sql.StandardException;

public class AlterTableRenameColumnNode extends TableElementNode
{
    private String oldName;     // old column name
    private String newName;     // new column name
    
    @Override
    public void init(Object oldN, Object newN)
    {
        oldName = (String) oldN;
        newName = (String) newN;
        super.init(oldName, ElementType.AT_RENAME_COLUMN);
    }
    
    @Override
    public void copyFrom(QueryTreeNode node) throws StandardException
    {
        super.copyFrom(node);
        oldName = ((AlterTableRenameColumnNode)node).oldName;
        newName = ((AlterTableRenameColumnNode)node).newName;
    }
    
    public String newName()
    {
        return newName;
    }
}