jodd-http/src/main/java/jodd/http/HttpRequest.java
public HttpRequest basicAuthentication(final String username, final String password) {
		if (username != null && password != null) {
			String data = username.concat(StringPool.COLON).concat(password);

			String base64 = Base64.encodeToString(data);

			headerOverwrite(HEADER_AUTHORIZATION, "Basic " + base64);
		}

		return this;
	}
public HttpRequest basicAuthentication(final String username, final String password) {
		if (username != null && password != null) {
			String data = username.concat(StringPool.COLON).concat(password);

			String base64 = Base64.encodeToString(data);

			headerOverwrite(HEADER_AUTHORIZATION, "Basic " + base64);
		}

		return this;
	}
Enables basic authentication by adding required header.