如何在springboot 配置DRUID數(shù)據(jù)源?針對(duì)這個(gè)問(wèn)題,這篇文章詳細(xì)介紹了相對(duì)應(yīng)的分析和解答,希望可以幫助更多想解決這個(gè)問(wèn)題的小伙伴找到更簡(jiǎn)單易行的方法。
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1.修改pom.xml
<dependency> <groupId>MySQL</groupId> <artifactId>mysql-connector-java</artifactId> </dependency> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.0.26</version> </dependency>
增加上面的配置。
2.編輯配置數(shù)據(jù)源代碼
package com.neo.conf; import javax.sql.DataSource; 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 org.springframework.context.annotation.PropertySource; import com.alibaba.druid.pool.DruidDataSource; import com.alibaba.druid.support.http.StatViewServlet; import com.alibaba.druid.support.http.WebStatFilter; @Configuration @ConfigurationProperties(value = "classpath:druid.properties") public class DruidConfiguration { @Bean(destroyMethod = "close", initMethod = "init") @ConfigurationProperties(prefix = "spring.datasource") public DataSource druidDataSource() { DruidDataSource druidDataSource = new DruidDataSource(); return druidDataSource; } /** * 注冊(cè)一個(gè)StatViewServlet * @return */ @Bean public ServletRegistrationBean druidStatViewServlet(){ //org.springframework.boot.context.embedded.ServletRegistrationBean提供類的進(jìn)行注冊(cè). ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(),"/druid/*"); //添加初始化參數(shù):initParams //白名單: servletRegistrationBean.addInitParameter("allow","127.0.0.1,192.168.31.77"); //IP黑名單 (存在共同時(shí),deny優(yōu)先于allow) : 如果滿足deny的話提示:Sorry, you are not permitted to view this page. servletRegistrationBean.addInitParameter("deny","192.168.1.73"); //登錄查看信息的賬號(hào)密碼. servletRegistrationBean.addInitParameter("loginUsername","admin"); servletRegistrationBean.addInitParameter("loginPassword","123456"); //是否能夠重置數(shù)據(jù). servletRegistrationBean.addInitParameter("resetEnable","false"); return servletRegistrationBean; } /** * 注冊(cè)一個(gè):filterRegistrationBean * @return */ @Bean public FilterRegistrationBean druidStatFilter(){ FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter()); //添加過(guò)濾規(guī)則. filterRegistrationBean.addUrlPatterns("/*"); //添加不需要忽略的格式信息. filterRegistrationBean.addInitParameter("exclusions","*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*"); return filterRegistrationBean; } }
3.編寫配置文件 druid.properties
spring.datasource.driverClassName=com.mysql.jdbc.Driver spring.datasource.url=jdbc:mysql://localhost:3306/mycine?useUnicode=true&characterEncoding=utf8&autoReconnect=true spring.datasource.username=root spring.datasource.password=root #-------------------------- # 下面為連接池的補(bǔ)充設(shè)置,應(yīng)用到上面所有數(shù)據(jù)源中 # 初始化大小,最小,最大 spring.datasource.initialSize=5 spring.datasource.minIdle=5 spring.datasource.maxActive=50 # 配置獲取連接等待超時(shí)的時(shí)間 spring.datasource.maxWait=60000 # 配置間隔多久才進(jìn)行一次檢測(cè),檢測(cè)需要關(guān)閉的空閑連接,單位是毫秒 spring.datasource.timeBetweenEvictionRunsMillis=60000 # 配置一個(gè)連接在池中最小生存的時(shí)間,單位是毫秒 spring.datasource.minEvictableIdleTimeMillis=300000 spring.datasource.validationQuery=SELECT 1 spring.datasource.testWhileIdle=true spring.datasource.testOnBorrow=false spring.datasource.testOnReturn=false # 打開(kāi)PSCache,并且指定每個(gè)連接上PSCache的大小 spring.datasource.poolPreparedStatements=false #spring.datasource.maxPoolPreparedStatementPerConnectionSize=20 # 配置監(jiān)控統(tǒng)計(jì)攔截的filters,去掉后監(jiān)控界面sql無(wú)法統(tǒng)計(jì),'wall'用于防火墻 #spring.datasource.filters=stat,wall,log4j spring.datasource.filters=stat # 通過(guò)connectProperties屬性來(lái)打開(kāi)mergeSql功能;慢SQL記錄 spring.datasource.connectionProperties=druid.stat.mergeSql=true;druid.stat.slowSqlMillis=5000 # 合并多個(gè)DruidDataSource的監(jiān)控?cái)?shù)據(jù) #spring.datasource.useGlobalDataSourceStat=true
4.啟動(dòng)程序查看效果
springboot一種全新的編程規(guī)范,其設(shè)計(jì)目的是用來(lái)簡(jiǎn)化新Spring應(yīng)用的初始搭建以及開(kāi)發(fā)過(guò)程,SpringBoot也是一個(gè)服務(wù)于框架的框架,服務(wù)范圍是簡(jiǎn)化配置文件。
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