1. 导入依赖
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.21</version>
</dependency>
2. 配置文件
spring:
datasource:
type: com.alibaba.druid.pool.DruidDataSource
username: root
password: root
driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://localhost:3306/java_test?useSSL=false
#数据源其他配置
initialSize: 5
minIdle: 5
maxActive: 20
maxWait: 60000
timeBetweenEvictionRunsMillis: 60000
minEvictableIdleTimeMillis: 300000
validationQuery: SELECT 1 FROM DUAL
testWhileIdle: true
testOnBorrow: false
testOnReturn: false
poolPreparedStatements: true
# 配置监控统计拦截的filters,去掉后监控界面sql无法统计,'wall'用于防火墙
filters: stat,wall
maxPoolPreparedStatementPerConnectionSize: 20
useGlobalDataSourceStat: true
connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=500
目前这样搞配置文件的其他配置是无法生效的,需要配置:
package com.misiai.druid.config;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class DruidConfig {
/*虽然我们配置了druid连接池的其它属性,但是不会生效。
因为默认是使用的java.sql.Datasource的类来获取属性的,有些属性datasource没有。
如果我们想让配置生效,需要手动创建Druid的配置文件*/
@Bean
@ConfigurationProperties(prefix = "spring.datasource")
public DruidDataSource druid() {
return new DruidDataSource();
}
}
现在就会识别那些参数配置了!