package com.java110.db;
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import org.apache.shardingsphere.shardingjdbc.api.yaml.YamlMasterSlaveDataSourceFactory;
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import org.apache.shardingsphere.shardingjdbc.api.yaml.YamlShardingDataSourceFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.core.io.ClassPathResource;
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import org.springframework.core.io.Resource;
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import javax.servlet.Filter;
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import javax.sql.DataSource;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.UnsupportedEncodingException;
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import java.sql.SQLException;
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/**
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* 数据源配置
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*/
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@Configuration
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public class DataSourceConfig {
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//@Autowired
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private Filter statFilter;
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private static final String SHARDING_YML_PATH = "dataSource.yml";
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/**
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* 构建dataSource
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* 这里没有使用ShardingDataSourceFactory
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* 因为要为durid数据源配置监听Filter
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*
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* @return 数据源对象
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* @throws SQLException sql异常
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* @throws IOException IO 异常
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* @since 1.8
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*/
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@Bean
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public DataSource dataSource() throws SQLException, IOException {
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// YamlShardingConfiguration config = parse();
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// YamlShardingRuleConfiguration rule = config.getShardingRule();
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// for (String key : config.getDataSources().keySet()) {
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// DruidDataSource d = (DruidDataSource) config.getDataSources().get(key);
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// d.setProxyFilters(Lists.newArrayList(statFilter));
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// }
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// return ShardingDataSourceFactory.createDataSource(config.getDataSources(),
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// rule.getShardingRuleConfiguration(), config.getConfigMap(), config.getProps());
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return YamlShardingDataSourceFactory.createDataSource(getYmlFile());
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}
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/**
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* 解析yml
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*
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* @return yaml 配置文件
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* @throws IOException IO 异常
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* @throws FileNotFoundException 文件未发现异常
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* @throws UnsupportedEncodingException 不支持编码异常
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*/
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private File getYmlFile() throws IOException {
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Resource certResource = new ClassPathResource(SHARDING_YML_PATH);
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return certResource.getFile();
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}
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}
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