Java 类com.sun.net.httpserver.Authenticator.Result 实例源码

@Override
public void doFilter(final HttpExchange httpExchange, final Chain chain) throws IOException {
    if (authenticator == null) {
        chain.doFilter(httpExchange);
        return;
    }
    final Result authResult = this.authenticator.authenticate(httpExchange);
    if (authResult instanceof Success) {
        @SuppressWarnings("unused")
        final Success success = (Success) authResult;
        // auth succeeded - move to next filter
        chain.doFilter(httpExchange);
    } else if (authResult instanceof Retry) {
        final Retry retry = (Retry) authResult;
        this.drainInput(httpExchange);
        // send auth retry (401)
        httpExchange.sendResponseHeaders(retry.getResponseCode(), -1L);
    } else if (authResult instanceof Failure) {
        final Failure failure = (Failure) authResult;
        this.drainInput(httpExchange);
        // send auth failure (401)
        httpExchange.sendResponseHeaders(failure.getResponseCode(), -1L);
    }
}