package com.artfess.base.conf;

import org.springframework.beans.factory.annotation.Value;
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 com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;

@Configuration
public class DruidConfiguration {
	@Value("${druid.wall.throwException:true}")
	private String druidWallThrowException;
	
	/**
	 * 注册一个StatViewServlet
	 * @return
	 */
	@SuppressWarnings({ "rawtypes", "unchecked" })
	@Bean
	public ServletRegistrationBean DruidStatViewServle2(){
		//org.springframework.boot.context.embedded.ServletRegistrationBean提供类的进行注册.
		ServletRegistrationBean servletRegistrationBean = new ServletRegistrationBean(new StatViewServlet(),"/druid/*");
		//添加初始化参数：initParams
		//白名单：
//		servletRegistrationBean.addInitParameter("allow","127.0.0.1");
		//IP黑名单 (存在共同时，deny优先于allow) : 如果满足deny的话提示:Sorry, you are not permitted to view this page.
//		servletRegistrationBean.addInitParameter("deny","192.168.1.73");
		//登录查看信息的账号密码.
		servletRegistrationBean.addInitParameter("loginUsername","admin");
		servletRegistrationBean.addInitParameter("loginPassword","admin");
		//是否能够重置数据.
		servletRegistrationBean.addInitParameter("resetEnable","true");
		
		// 设置druid拦截后是否抛出异常
		System.setProperty("druid.wall.throwException", druidWallThrowException);
		return servletRegistrationBean;
	}

	/**
	 * 注册一个：filterRegistrationBean
	 * @return
	 */
	@SuppressWarnings({ "rawtypes", "unchecked" })
	@Bean
	public FilterRegistrationBean druidStatFilter2(){
		FilterRegistrationBean filterRegistrationBean = new FilterRegistrationBean(new WebStatFilter());
		//添加过滤规则.
		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;
	}
}
