package com.order.erp.security;

import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 *
 */
@Component
public class JwtAuthenticationEntryPoint implements AuthenticationEntryPoint {

    @Override
    public void commence(HttpServletRequest request,
                         HttpServletResponse response,
                         AuthenticationException authException) throws IOException {
        // 当用户尝试访问安全的REST资源而不提供任何凭据时，将调用此方法发送401 响应
        response.sendError(HttpServletResponse.SC_UNAUTHORIZED, authException==null?"Unauthorized":authException.getMessage());
    }
}