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/*
 * Copyright 1999-2015 dangdang.com.
 * 
 * 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 io.shardingjdbc.orchestration.internal;

import io.shardingjdbc.core.api.config.MasterSlaveRuleConfiguration;
import io.shardingjdbc.core.jdbc.core.datasource.MasterSlaveDataSource;
import io.shardingjdbc.orchestration.api.config.OrchestrationConfiguration;
import lombok.extern.slf4j.Slf4j;

import javax.sql.DataSource;
import java.sql.SQLException;
import java.util.Map;

/**
 * Orchestration master-slave datasource.
 *
 * @author caohao
 */
@Slf4j
public class OrchestrationMasterSlaveDataSource extends MasterSlaveDataSource implements AutoCloseable {
    
    private final OrchestrationFacade orchestrationFacade;
    
    private final Map dataSourceMap;
    
    private final MasterSlaveRuleConfiguration masterSlaveRuleConfig;
    
    private final Map configMap;
    
    public OrchestrationMasterSlaveDataSource(final Map dataSourceMap, final MasterSlaveRuleConfiguration masterSlaveRuleConfig,
                                              final Map configMap, final OrchestrationConfiguration config) throws SQLException {
        super(masterSlaveRuleConfig.build(dataSourceMap), configMap);
        orchestrationFacade = new OrchestrationFacade(config);
        this.dataSourceMap = dataSourceMap;
        this.masterSlaveRuleConfig = masterSlaveRuleConfig;
        this.configMap = configMap;
    }
    
    /**
     * Initialize for master-slave orchestration.
     * 
     * @throws SQLException SQL exception
     */
    public void init() throws SQLException {
        orchestrationFacade.init(dataSourceMap, masterSlaveRuleConfig, configMap, this);
    }
    
    @Override
    public void close() {
        orchestrationFacade.close();
    }
}