<dependency>
  <groupId>com.alibaba</groupId>
  <artifactId>druid</artifactId>
  <version>1.0.18</version>
</dependency>

# 數(shù)據(jù)庫(kù)訪問(wèn)配置
# 主數(shù)據(jù)源，默認(rèn)的
spring.datasource.type=com.alibaba.druid.pool.DruidDataSource
spring.datasource.driver-class-name=com.mysql.jdbc.Driver
spring.datasource.url=jdbc:mysql://localhost:3306/test
spring.datasource.username=root
spring.datasource.password=123456
# 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=20
# 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 FROM DUAL
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=true
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
# 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

import com.alibaba.druid.support.http.StatViewServlet;
import javax.servlet.annotation.WebInitParam;
import javax.servlet.annotation.WebServlet;
/**
 * druid數(shù)據(jù)源狀態(tài)監(jiān)控.
 * Created by winner_0715 on 2017/4/19.
 */
@WebServlet(urlPatterns = "/druid/*",
    initParams = {
        // IP白名單 (沒(méi)有配置或者為空，則允許所有訪問(wèn))
        @WebInitParam(name = "allow", value = "192.168.1.72,127.0.0.1"),
        // IP黑名單 (存在共同時(shí)，deny優(yōu)先于allow)
        @WebInitParam(name = "deny", value = "192.168.1.73"),
        // 用戶名
        @WebInitParam(name = "loginUsername", value = "admin"),
        // 密碼
        @WebInitParam(name = "loginPassword", value = "123456"),
        // 禁用HTML頁(yè)面上的“Reset All”功能
        @WebInitParam(name = "resetEnable", value = "false")
    }
)
public class DruidStatViewServlet extends StatViewServlet {
  private static final long serialVersionUID = 1L;
}
DruidStatFilter:
import com.alibaba.druid.support.http.WebStatFilter;
import javax.servlet.annotation.WebFilter;
import javax.servlet.annotation.WebInitParam;
/**
 * druid過(guò)濾器.
 * Created by winner_0715 on 2017/4/19.
 */
@WebFilter(filterName = "druidWebStatFilter", urlPatterns = "/*",
    initParams = {
        // 忽略資源
        @WebInitParam(name = "exclusions", value = "*.js,*.gif,*.jpg,*.bmp,*.png,*.css,*.ico,/druid/*")
    }
)
public class DruidStatFilter extends WebStatFilter {
}

import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
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;
/**
 * 這樣的方式不需要添加注解：@ServletComponentScan
 * Created by winner_0715 on 2017/4/19.
 */
@Configuration
public class DruidConfiguration {
  /**
   * 注冊(cè)一個(gè)StatViewServlet
   *
   * @return
   */
  @Bean
  public ServletRegistrationBean DruidStatViewServle2() {
    //org.springframework.boot.context.embedded.ServletRegistrationBean提供類的進(jìn)行注冊(cè).
    ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(), "/druid2/*");
    //添加初始化參數(shù)：initParams
    //白名單：
    servletRegistrationBean.addInitParameter("allow", "127.0.0.1");
    //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", "admin2");
    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 druidStatFilter2() {
    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,/druid2/*");
    return filterRegistrationBean;
  }
}