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2020-02-13 2841620be623be15c1832a783136a2b73c2b4424 
 ruoyi/src/main/java/com/ruoyi/framework/security/filter/JwtAuthenticationTokenFilter.java


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package com.ruoyi.framework.security.filter;




import java.io.IOException;


import javax.servlet.FilterChain;


import javax.servlet.ServletException;


import javax.servlet.http.HttpServletRequest;


import javax.servlet.http.HttpServletResponse;


import org.springframework.beans.factory.annotation.Autowired;


import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;


import org.springframework.security.core.context.SecurityContextHolder;


import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;


import org.springframework.stereotype.Component;


import org.springframework.web.filter.OncePerRequestFilter;


import com.ruoyi.common.utils.SecurityUtils;


import com.ruoyi.common.utils.StringUtils;


import com.ruoyi.framework.security.LoginUser;


import com.ruoyi.framework.security.service.TokenService;




/**


 * token过滤器 éªŒè¯token有效性


 * 


 * @author ruoyi


 */


@Component


public class JwtAuthenticationTokenFilter extends OncePerRequestFilter


{


    @Autowired


    private TokenService tokenService;




    @Override


    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain chain)


            throws ServletException, IOException


    {


        LoginUser loginUser = tokenService.getLoginUser(request);


        if (StringUtils.isNotNull(loginUser) && StringUtils.isNull(SecurityUtils.getAuthentication()))


        {


            tokenService.verifyToken(loginUser);


            UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(loginUser, null, loginUser.getAuthorities());


            authenticationToken.setDetails(new WebAuthenticationDetailsSource().buildDetails(request));


            SecurityContextHolder.getContext().setAuthentication(authenticationToken);


        }


        chain.doFilter(request, response);


    }


}