public ServletResponse getServletResponse() {
        return getTypedValue(SERVLET_RESPONSE, ServletResponse.class);
    }
Default {@code WebSubjectContext} implementation that provides for additional storage and retrieval of
a {@link ServletRequest} and {@link ServletResponse}.

@since 1.0
web/src/main/java/org/apache/shiro/web/subject/support/DefaultWebSubjectContext.java