package org.openautonomousconnection.webserver.utils;
import java.nio.charset.StandardCharsets;
/**
* Small HTML helpers for server-side rendering.
*/
public final class Html {
private Html() {
}
/**
* Escapes text for HTML.
*
* @param s input
* @return escaped
*/
public static String esc(String s) {
if (s == null) return "";
return s.replace("&", "&")
.replace("<", "<")
.replace(">", ">")
.replace("\"", """);
}
/**
* Encodes to UTF-8 bytes.
*
* @param html html
* @return bytes
*/
public static byte[] utf8(String html) {
return (html == null ? "" : html).getBytes(StandardCharsets.UTF_8);
}
/**
* Simple page wrapper.
*
* @param title title
* @param body body html
* @return full html
*/
public static String page(String title, String body) {
return """
%s
%s
""".formatted(esc(title), body == null ? "" : body);
}
}