Springboot整合Druid
POM
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.1</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<optional>true</optional>
</dependency>
yml配置
druid:
allow:
ip: 127.0.0.1
login:
user_name: root
password: root
spring:
datasource:
driver-class-name: com.mysql.cj.jdbc.Driver
url: jdbc:mysql://localhost:3306/xdclass?autoReconnect=true&useUnicode=true&characterEncoding=UTF8&useSSL=false
username: root
password: cpf553457177
type: com.alibaba.druid.pool.DruidDataSource
# 连接池的配置信息
# 初始化⼤⼩,最⼩等待连接数量,最⼤等待连接数量,最⼤连接数
initialSize: 1
minIdle: 1
maxIdle: 5
maxActive: 20
# 配置获取连接等待超时的时间
maxWait: 60000
# 配置间隔多久才进⾏⼀次检测,检测需要关闭的空闲连接,单位是毫秒
timeBetweenEvictionRunsMillis: 60000
# 配置⼀个连接在池中最⼩⽣存的时间,单位是毫秒
minEvictableIdleTimeMillis: 300000
validationQuery: SELECT 1 FROM DUAL
testWhileIdle: true
testOnBorrow: true
testOnReturn: false
# 打开PSCache,并且指定每个连接上PSCache的⼤⼩
poolPreparedStatements: false
maxPoolPreparedStatementPerConnectionSize: 20
# 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
# 通过connectProperties属性来打开mergeSql功能;慢SQL记录
connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000
# 合并多个DruidDataSource的监控数据
#spring.datasource.useGlobalDataSourceStat=true
Bean配置
package com.fly.coupon_app.config;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import org.springframework.beans.factory.annotation.Value;
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;
import javax.sql.DataSource;
import java.util.HashMap;
import java.util.Map;
@Configuration
public class DruidConfig {
@Value("${druid.login.user_name}")
private String userName;
@Value("${druid.login.password}")
private String password;
/**
* 必须配置数据源,不然⽆法获取到sql监控,与sql防⽕墙监控
*/
@Bean(name = "default_databaseSource")
@ConfigurationProperties(prefix = "spring.datasource")
public DataSource druidDataSource() {
return new DruidDataSource();
}
@Bean
public ServletRegistrationBean druidServlet() {
ServletRegistrationBean servletRegistrationBean = new
ServletRegistrationBean();
servletRegistrationBean.setServlet(new StatViewServlet());
servletRegistrationBean.addUrlMappings("/druid/*");
Map<String, String> initParameters = new HashMap<>();
initParameters.put("loginUsername", userName);// ⽤户名
initParameters.put("loginPassword", password);// 密码
initParameters.put("resetEnable", "false");// 禁⽤HTML⻚⾯上的“Reset All”功能
servletRegistrationBean.setInitParameters(initParameters);
return servletRegistrationBean;
}
@Bean
public FilterRegistrationBean filterRegistrationBean() {
FilterRegistrationBean filterRegistrationBean = new
FilterRegistrationBean();
filterRegistrationBean.setFilter(new WebStatFilter());
filterRegistrationBean.addUrlPatterns("/*");
filterRegistrationBean.addInitParameter("exclusions",
"*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*");
return filterRegistrationBean;
}
}
访问网址:http://localhost:8091/druid/index.html