Cookies.java

package br.gov.servicos.foundation.http;

import lombok.experimental.FieldDefaults;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;

import static java.util.Arrays.stream;
import static java.util.Optional.ofNullable;
import static lombok.AccessLevel.PRIVATE;

@Component
@FieldDefaults(level = PRIVATE, makeFinal = true)
class Cookies {

    HttpServletRequest httpServletRequest;

    @Autowired
    Cookies(HttpServletRequest httpServletRequest) {
        this.httpServletRequest = httpServletRequest;
    }

    public boolean isOn(String nome) {
        return stream(ofNullable(httpServletRequest.getCookies()).orElse(new Cookie[0]))
                .filter(c -> nome.equals(c.getName()))
                .filter(c -> "on".equals(c.getValue()))
                .findAny().isPresent();
    }

    public boolean contem(String nome) {
        return stream(ofNullable(httpServletRequest.getCookies()).orElse(new Cookie[0]))
                .filter(c -> nome.equals(c.getName()))
                .findAny().isPresent();
    }

}