https://mvnrepository.com/artifact/com.alibaba/druid/
运行输出结果:
Druid的部分属性值,在application.yml中添加如下
#Spring Boot 默认是不注入这些属性值的,需要自己绑定
#druid数据源专有配置
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,stat:监控统计、log4j:日志记录、wall:防御sql注入
#如果允许报错,java.lang.ClassNotFoundException: org.apache.Log4j.Properity
#则导入log4j 依赖就行
filters: stat,wall,log4j
maxPoolPreparedStatementPerConnectionSize: 20
useGlobalDataSourceStat: true
connectionProperties: druid.stat.mergeSql=true;druid.stat.slowSqlMillis=500
//后台监控 相当于 web.xml ServletRegistrationBean
//因为SpringBoot 内置了 servlet容器,所以没有web.xml,替代方法:ServletRegistrationBean
@Bean
public ServletRegistrationBean statViewServlet(){
ServletRegistrationBean<StatViewServlet> bean = new ServletRegistrationBean<>(new StatViewServlet(), "/druid/*");
//后台需要有人登陆,账号密码配置
HashMap<String, String> initParameters = new HashMap<>();
//增加配置
initParameters.put("loginUsername","admin"); //登陆key 是固定的 loginUsername loginPassword
initParameters.put("loginPassword","123456");
//允许谁可以访问
initParameters.put("allow",""); //如果为空 代表所有用户都可以访问 如果写localhost表示只能本机能访问
//禁止谁访问 initParameters.put("kuangshen","192.168.11.123");
bean.setInitParameters(initParameters);//设置初始化参数
return bean;
}
//filter @Bean注入一下
@Bean
public FilterRegistrationBean webStatFilter(){
FilterRegistrationBean<Filter> bean = new FilterRegistrationBean<>();
bean.setFilter(new WebStatFilter());
//可以过滤哪些请求?
Map<String, String> initParameters = new HashMap<>();
//这些东西不进行统计
initParameters.put("exclusions","*.js,*.css,/druid/*");
bean.setInitParameters(initParameters);
return bean;
}
出现log4j报错请在pom.xml配置