springboot指定最早实现过滤器实例

 

package com.minex.icp.common.tenant;

import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.GenericFilterBean;

import javax.servlet.FilterChain;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import lombok.SneakyThrows;
import lombok.extern.slf4j.Slf4j;

/**
 * <p></p>
 *
 * @author dong4j
 * @version 1.0.0
 * @email "mailto:dong4j@gmail.com"
 * @date 2023.02.02 14:23
 * @since 3.0.0
 */
@Slf4j
@Component
@Order(Ordered.HIGHEST_PRECEDENCE)
public class TenantContextHolderFilter extends GenericFilterBean {

    /**
     * Do filter
     *
     * @param servletRequest  servlet request
     * @param servletResponse servlet response
     * @param filterChain     filter chain
     * @since 3.0.0
     */
    @Override
    @SneakyThrows
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) {
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        HttpServletResponse response = (HttpServletResponse) servletResponse;
        filterChain.doFilter(request, response);
        TenantContextHolder.clear();
    }
}