/*
* Copyright 1999-2015 dangdang.com.
* <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 com.dangdang.ddframe.rdb.sharding.router.mixed;
import com.dangdang.ddframe.rdb.sharding.parser.result.router.SQLBuilder;
import com.dangdang.ddframe.rdb.sharding.router.single.SingleRoutingTableFactor;
import lombok.Getter;
import lombok.ToString;
import java.util.ArrayList;
import java.util.List;
/**
* 笛卡尔积表路由组.
*
* @author gaohongtao
* @author zhangliang
*/
@ToString
@Getter
final class CartesianTableReference {
private final List<SingleRoutingTableFactor> routingTableFactors;
CartesianTableReference(final List<SingleRoutingTableFactor> routingTableFactors) {
this.routingTableFactors = new ArrayList<>(routingTableFactors);
}
SQLBuilder buildSQL(final SQLBuilder builder) {
for (SingleRoutingTableFactor each : routingTableFactors) {
each.replaceSQL(builder);
}
return builder.buildSQLWithNewToken();
}
}