Token Vazio

package br.com.ifpb.depsback.config.security;

import org.hibernate.annotations.Filter;
import org.springframework.web.filter.OncePerRequestFilter;

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


public class AutenticacaoViaTokenFilter extends OncePerRequestFilter {
    @Override
    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {

        String token = recuperarToken(request);
        System.out.println(token);
        filterChain.doFilter(request, response);
    }

    private String recuperarToken(HttpServletRequest request) {
        String token = request.getHeader("Authorization");
        if (token == null || token.isEmpty()){
            return null;
        }
        return token.substring(7, token.length());
    }
}

Ele devolve no Postman porém não esta printando no console, no console é devolvido "null".