/*
 * Copyright 2016-2018 shardingsphere.io.
 * <p>
 * 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.
 * </p>
 */

package io.shardingsphere.core.parsing.antlr.extractor.statement.handler.filler;

import io.shardingsphere.core.metadata.table.ShardingTableMetaData;
import io.shardingsphere.core.parsing.antlr.extractor.statement.handler.result.DropColumnExtractResult;
import io.shardingsphere.core.parsing.antlr.sql.ddl.AlterTableStatement;
import io.shardingsphere.core.parsing.parser.sql.SQLStatement;
import io.shardingsphere.core.rule.ShardingRule;

/**
 * Drop column handler result filler.
 *
 * @author duhongjun
 */
public final class DropColumnHandlerResultFiller extends AbstractHandlerResultFiller {
    
    public DropColumnHandlerResultFiller() {
        super(DropColumnExtractResult.class);
    }
    
    @Override
    protected void fillSQLStatement(final Object extractResult, final SQLStatement statement, final ShardingRule shardingRule, final ShardingTableMetaData shardingTableMetaData) {
         
    }
}

@@ -1519,17 +1519,308 @@
         
- 
+DropColumnExtractResult dropColumnResult = (DropColumnExtractResult)extractResult;%0A        AlterTableStatement alterStatement = (AlterTableStatement) statement;%0A        for(String each : dropColumnResult.getDropColumnNames()) %7B%0A            alterStatement.getDropColumns().add(each);%0A        %7D
 %0A    %7D%0A%7D

add drop column filler