/*
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* Copyright (c) 2018-2028, Chill Zhuang All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* Neither the name of the dreamlu.net developer nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* Author: Chill 庄骞 (smallchill@163.com)
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*/
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package org.springblade.core.tenant.dynamic;
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import com.baomidou.dynamic.datasource.provider.AbstractJdbcDataSourceProvider;
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import com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DataSourceProperty;
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import com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties;
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import org.springblade.core.tool.utils.StringUtil;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.sql.Statement;
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import java.util.HashMap;
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import java.util.Map;
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import static org.springblade.core.tenant.constant.TenantBaseConstant.TENANT_DATASOURCE_GROUP_STATEMENT;
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/**
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* 租户数据源初始加载
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*
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* @author Chill
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*/
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public class TenantDataSourceJdbcProvider extends AbstractJdbcDataSourceProvider {
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private final String driverClassName;
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private final String url;
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private final String username;
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private final String password;
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private final DynamicDataSourceProperties dynamicDataSourceProperties;
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public TenantDataSourceJdbcProvider(DynamicDataSourceProperties dynamicDataSourceProperties, String driverClassName, String url, String username, String password) {
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super(driverClassName, url, username, password);
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this.dynamicDataSourceProperties = dynamicDataSourceProperties;
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this.driverClassName = driverClassName;
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this.url = url;
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this.username = username;
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this.password = password;
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}
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@Override
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protected Map<String, DataSourceProperty> executeStmt(Statement statement) throws SQLException {
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// 构建数据源集合
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Map<String, DataSourceProperty> map = new HashMap<>(16);
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// 构建主数据源
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DataSourceProperty masterProperty = new DataSourceProperty();
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masterProperty.setDriverClassName(driverClassName);
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masterProperty.setUrl(url);
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masterProperty.setUsername(username);
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masterProperty.setPassword(password);
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masterProperty.setDruid(dynamicDataSourceProperties.getDruid());
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map.put(dynamicDataSourceProperties.getPrimary(), masterProperty);
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// 构建yml数据源
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Map<String, DataSourceProperty> datasource = dynamicDataSourceProperties.getDatasource();
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if (datasource.size() > 0) {
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map.putAll(datasource);
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}
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// 构建动态数据源
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ResultSet rs = statement.executeQuery(TENANT_DATASOURCE_GROUP_STATEMENT);
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while (rs.next()) {
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String tenantId = rs.getString("tenantId");
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String driver = rs.getString("driverClass");
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String url = rs.getString("url");
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String username = rs.getString("username");
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String password = rs.getString("password");
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if (StringUtil.isNoneBlank(tenantId, driver, url, username, password)) {
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DataSourceProperty jdbcProperty = new DataSourceProperty();
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jdbcProperty.setDriverClassName(driver);
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jdbcProperty.setUrl(url);
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jdbcProperty.setUsername(username);
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jdbcProperty.setPassword(password);
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jdbcProperty.setDruid(dynamicDataSourceProperties.getDruid());
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map.put(tenantId, jdbcProperty);
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}
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}
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return map;
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}
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}
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