Spring boot配置Druid
Spring boot配置Druid
1.引入相关依赖
<!-- Druid数据库连接池组件 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.0.18</version>
</dependency>
2.配置文件进行配置
##数据库连接信息
spring.datasource.url=jdbc:mysql://192.168.13.246:3306/im?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&nullDatabaseMeansCurrent=true&autoReconnect=true&serverTimezone=Asia/Shanghai
spring.datasource.username=pdsadmin
spring.datasource.password=luban123
spring.datasource.driver-class-name=com.mysql.jdbc.Driver
###################以下为druid增加的配置###########################
spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
# 下面为连接池的补充设置,应用到上面所有数据源中
# 初始化大小,最小,最大
spring.datasource.initialSize=5
spring.datasource.minIdle=5
spring.datasource.maxActive=20
# 配置获取连接等待超时的时间
spring.datasource.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
spring.datasource.timeBetweenEvictionRunsMillis=60000
# 配置一个连接在池中最小生存的时间,单位是毫秒
spring.datasource.minEvictableIdleTimeMillis=300000
spring.datasource.validationQuery=SELECT 1 FROM DUAL
spring.datasource.testWhileIdle=true
spring.datasource.testOnBorrow=false
spring.datasource.testOnReturn=false
# 打开PSCache,并且指定每个连接上PSCache的大小
spring.datasource.poolPreparedStatements=true
spring.datasource.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
spring.datasource.filters=stat,wall,log4j
# 通过connectProperties属性来打开mergeSql功能;慢SQL记录
spring.datasource.connectionProperties=druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000
# 合并多个DruidDataSource的监控数据
#spring.datasource.useGlobalDataSourceStat=true
###############以上为配置druid添加的配置########################################
3.添加3个配置类
package com.example.zylspringboot.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;
import javax.servlet.Filter;
import javax.sql.DataSource;
import java.util.Arrays;
import java.util.HashMap;
@Configuration
public class DruidConfig {
@ConfigurationProperties(prefix = "spring.datasource")
@Bean
public DataSource druid(){
return new DruidDataSource();
}
@Bean
public ServletRegistrationBean statviewservlet() {
ServletRegistrationBean bean = new ServletRegistrationBean(new StatViewServlet(), "/druid/*");
HashMap<String, String> map = new HashMap<>(2);
map.put("loginUsername", "admin");
map.put("loginPassword", "admin");
bean.setInitParameters(map);
return bean;
}
@Bean
public FilterRegistrationBean webStatFilter(){
FilterRegistrationBean<Filter> bean = new FilterRegistrationBean<>();
bean.setFilter(new WebStatFilter());
HashMap<String,String> map = new HashMap<>(8);
map.put("exclusions " , "*.js ");
map.put("exclusions " , "*.css ");
map.put("exclusions " , "*.html ");
map.put("exclusions " , "*.jpg ");
bean.setInitParameters (map);
bean.setUrlPatterns (Arrays.asList("/*"));
return bean;
}
}
4.验证
分类:
SpringBoot
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