标签:DynamicRoutingDataSource dataSourceProperty 数据源 dynamic dataSource 移除 import ds
一、数据源model
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
import javax.validation.constraints.NotBlank;
@Data
public class DataSourceDTO {
@NotBlank
@ApiModelProperty(value = "连接池名称", example = "db1")
private String poolName;
@NotBlank
@ApiModelProperty(value = "JDBC driver", example = "com.mysql.cj.jdbc.Driver")
private String driverClassName;
@NotBlank
@ApiModelProperty(value = "JDBC url 地址", example = "jdbc:mysql://x.x.x.x:3306/x?useUnicode=true&characterEncoding=utf-8")
private String url;
@NotBlank
@ApiModelProperty(value = "JDBC 用户名", example = "sa")
private String username;
@ApiModelProperty(value = "JDBC 密码")
private String password;
}
二、切换接口
import com.baomidou.dynamic.datasource.DynamicRoutingDataSource;
import com.baomidou.dynamic.datasource.creator.*;
import com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DataSourceProperty;
import com.lets.web.vo.common.DataSourceDTO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import javax.sql.DataSource;
import java.util.Set;
@RestController
@RequestMapping("/datasources")
@Api(tags = "添加删除数据源")
public class DataSourceController {
@Autowired
private DataSource dataSource;
@Autowired
private DefaultDataSourceCreator dataSourceCreator;
@Autowired
private DruidDataSourceCreator druidDataSourceCreator;
@Autowired
private HikariDataSourceCreator hikariDataSourceCreator;
@GetMapping
@ApiOperation("获取当前所有数据源")
public Set<String> now() {
DynamicRoutingDataSource ds = (DynamicRoutingDataSource) dataSource;
return ds.getDataSources().keySet();
}
//通用数据源会根据maven中配置的连接池根据顺序依次选择。
//默认的顺序为druid>hikaricp>beecp>dbcp>spring basic
@PostMapping("/add")
@ApiOperation("通用添加数据源(推荐)")
public Set<String> add(@Validated @RequestBody DataSourceDTO dto) {
DataSourceProperty dataSourceProperty = new DataSourceProperty();
BeanUtils.copyProperties(dto, dataSourceProperty);
DynamicRoutingDataSource ds = (DynamicRoutingDataSource) dataSource;
DataSource dataSource = dataSourceCreator.createDataSource(dataSourceProperty);
ds.addDataSource(dto.getPoolName(), dataSource);
return ds.getDataSources().keySet();
}
@PostMapping("/addDruid")
@ApiOperation("基础Druid数据源")
public Set<String> addDruid(@Validated @RequestBody DataSourceDTO dto) {
DataSourceProperty dataSourceProperty = new DataSourceProperty();
BeanUtils.copyProperties(dto, dataSourceProperty);
dataSourceProperty.setLazy(true);
DynamicRoutingDataSource ds = (DynamicRoutingDataSource) dataSource;
DataSource dataSource = druidDataSourceCreator.createDataSource(dataSourceProperty);
ds.addDataSource(dto.getPoolName(), dataSource);
return ds.getDataSources().keySet();
}
@PostMapping("/addHikariCP")
@ApiOperation("基础HikariCP数据源")
public Set<String> addHikariCP(@Validated @RequestBody DataSourceDTO dto) {
DataSourceProperty dataSourceProperty = new DataSourceProperty();
BeanUtils.copyProperties(dto, dataSourceProperty);
dataSourceProperty.setLazy(true);//3.4.0版本以下如果有此属性,需手动设置,不然会空指针。
DynamicRoutingDataSource ds = (DynamicRoutingDataSource) dataSource;
DataSource dataSource = hikariDataSourceCreator.createDataSource(dataSourceProperty);
ds.addDataSource(dto.getPoolName(), dataSource);
return ds.getDataSources().keySet();
}
@DeleteMapping
@ApiOperation("删除数据源")
public String remove(String name) {
DynamicRoutingDataSource ds = (DynamicRoutingDataSource) dataSource;
ds.removeDataSource(name);
return "删除成功";
}
}
标签:DynamicRoutingDataSource,dataSourceProperty,数据源,dynamic,dataSource,移除,import,ds 来源: https://blog.csdn.net/qq_29752857/article/details/120214853
本站声明: 1. iCode9 技术分享网(下文简称本站)提供的所有内容,仅供技术学习、探讨和分享; 2. 关于本站的所有留言、评论、转载及引用,纯属内容发起人的个人观点,与本站观点和立场无关; 3. 关于本站的所有言论和文字,纯属内容发起人的个人观点,与本站观点和立场无关; 4. 本站文章均是网友提供,不完全保证技术分享内容的完整性、准确性、时效性、风险性和版权归属;如您发现该文章侵犯了您的权益,可联系我们第一时间进行删除; 5. 本站为非盈利性的个人网站,所有内容不会用来进行牟利,也不会利用任何形式的广告来间接获益,纯粹是为了广大技术爱好者提供技术内容和技术思想的分享性交流网站。