package?com.plat.db;

import?java.sql.SQLException;
import?java.util.linkedHashMap;
import?java.util.Map;

import?javax.sql.DataSource;

import?org.springframework.beans.factory.annotation.Autowired;
import?org.springframework.boot.autoconfigure.AutoConfigureAfter;
import?org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import?org.springframework.boot.context.properties.EnableConfigurationProperties;
import?org.springframework.context.EnvironmentAware;
import?org.springframework.context.annotation.Bean;
import?org.springframework.context.annotation.Configuration;
import?org.springframework.core.env.Environment;

import?com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceAutoConfigure;
import?com.google.common.base.Preconditions;
import?com.plat.db.rule.PlatYamlShardingRuleConfiguration;
import?com.plat.db.utils.PropertyUtil;

import?io.shardingsphere.core.exception.ShardingException;
import?io.shardingsphere.shardingjdbc.api.ShardingDataSourceFactory;
import?io.shardingsphere.shardingjdbc.spring.boot.SpringBootConfiguration;
import?io.shardingsphere.shardingjdbc.util.DataSourceUtil;

@Configuration
@EnableConfigurationProperties（{PlatYamlShardingRuleConfiguration.class}）
@ConditionalOnProperty（prefix=“com.plat.sharding“?name=“enabled“?havingValue=“true“?matchIfMissing=false）
@AutoConfigureAfter（{DruidDataSourceAutoConfigure.class?SpringBootConfiguration.class}）
public?class?PlatShardingAutoConfiguration?implements?EnvironmentAware?{
????
????
????private?final?Map?dataSourceMap?=?new?linkedHashMap<>（）;
????
????@Autowired
????private?PlatYamlShardingRuleConfiguration?shardingRule;
????
????/**
?????*?Get?data?source?bean.
?????*?
?????*?@return?data?source?bean
?????*?@throws?SQLException?SQL?exception
?????*/
????@Bean
????public?DataSource?dataSource（）?throws?SQLException?{
????	
????	return?ShardingDataSourceFactory.createDataSource（dataSourceMap?shardingRule.build（）?shardingRule.getConfigMap（）?shardingRule.getProps（））;
????}
????
????@Override
????public?final?void?setEnvironment（final?Environment?environment）?{
????????setDataSourceMap（environment）;
????}
????
????@SuppressWarnings（“unchecked“）
????private?void?setDataSourceMap（final?Environment?environment）?{
????????String?prefix?=?“sharding.jdbc.datasource.“;
????????String?dataSources?=?environment.getProperty（prefix?+?“names“）;
????????for?（String?each?:?dataSources.split（““））?{
????????????try?{
????????????????Mapject>?dataSourceProps?=?PropertyUtil.handle（environment?prefix?+?each?Map.class）;
????????????????Preconditions.checkState（!dataSourceProps.isEmpty（）?“Wrong?datasource?properties!“）;
????????????????DataSource?dataSource?=?DataSourceUtil.getDataSource（dataSourceProps.get（“type“）.toString（）?dataSourceProps）;
????????????????dataSourceMap.put（each?dataSource）;
????????????}?catch?（final?ReflectiveOperationException?ex）?{
????????????????th

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-01-28?02:26??sharding-db\
?????文件????????6957??2019-01-28?02:26??sharding-db\README.md
?????文件????????4001??2019-01-28?02:26??sharding-db\pom.xml
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\
?????文件????????3099??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\PlatShardingAutoConfiguration.java
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\algorithm\
?????文件????????1850??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\algorithm\InilePreciseAlgorithm.java
?????文件????????2546??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\algorithm\InileRangAlgorithm.java
?????文件????????2904??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\algorithm\TimerPreciseAlgorithm.java
?????文件????????3742??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\algorithm\TimerRangAlgorithm.java
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\keygen\
?????文件????????4096??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\keygen\SnowFlakeKeyGenerator.java
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\
?????文件????????1670??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\PlatYamlShardingRuleConfiguration.java
?????文件????????2930??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\PlatYamlShardingStrategyConfiguration.java
?????文件????????1478??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\PlatYamlTableRuleConfiguration.java
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\strategy\
?????文件?????????234??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\strategy\PlatCoustomClassStrategyConfiguration.java
?????文件?????????203??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\strategy\PlatInlineStrategyConfiguration.java
?????文件?????????180??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\rule\strategy\PlatTimerStrategyConfiguration.java
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\utils\
?????文件???????20026??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\utils\DateUtil.java
?????文件????????2954??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\utils\NumberUtil.java
?????文件????????4106??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\utils\PropertyUtil.java
?????文件????????5155??2019-01-28?02:26??sharding-db\src\main\java\com\plat\db\utils\StringParserUtil.java
?????目錄???????????0??2019-01-28?02:26??sharding-db\src\main\resources\
............此處省略3個文件信息