/*
* 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.integrate.dbtbl.dynamic;
import com.dangdang.ddframe.rdb.integrate.fixture.SingleKeyDynamicModuloTableShardingAlgorithm;
import com.dangdang.ddframe.rdb.integrate.fixture.SingleKeyModuloDatabaseShardingAlgorithm;
import com.dangdang.ddframe.rdb.sharding.api.rule.BindingTableRule;
import com.dangdang.ddframe.rdb.sharding.api.rule.DataSourceRule;
import com.dangdang.ddframe.rdb.sharding.api.rule.ShardingRule;
import com.dangdang.ddframe.rdb.sharding.api.rule.TableRule;
import com.dangdang.ddframe.rdb.sharding.api.strategy.database.DatabaseShardingStrategy;
import com.dangdang.ddframe.rdb.sharding.api.strategy.table.TableShardingStrategy;
import com.dangdang.ddframe.rdb.sharding.jdbc.ShardingDataSource;
import lombok.AccessLevel;
import lombok.NoArgsConstructor;
import javax.sql.DataSource;
import java.util.Arrays;
import java.util.Collections;
import java.util.Map;
@NoArgsConstructor(access = AccessLevel.PRIVATE)
public final class DynamicShardingBothHelper {
public static ShardingDataSource getShardingDataSource(final Map<String, DataSource> dataSourceMap) {
DataSourceRule dataSourceRule = new DataSourceRule(dataSourceMap);
TableRule orderTableRule = TableRule.builder("t_order").dynamic(true).dataSourceRule(dataSourceRule).build();
TableRule orderItemTableRule = TableRule.builder("t_order_item").dynamic(true).dataSourceRule(dataSourceRule).build();
ShardingRule shardingRule = ShardingRule.builder().dataSourceRule(dataSourceRule).tableRules(Arrays.asList(orderTableRule, orderItemTableRule))
.bindingTableRules(Collections.singletonList(new BindingTableRule(Arrays.asList(orderTableRule, orderItemTableRule))))
.databaseShardingStrategy(new DatabaseShardingStrategy("user_id", new SingleKeyModuloDatabaseShardingAlgorithm()))
.tableShardingStrategy(new TableShardingStrategy("order_id", new SingleKeyDynamicModuloTableShardingAlgorithm("t_order_"))).build();
return new ShardingDataSource(shardingRule);
}
}