2 * Copyright (c) 2010-2022 Contributors to the openHAB project
4 * See the NOTICE file(s) distributed with this work for additional
7 * This program and the accompanying materials are made available under the
8 * terms of the Eclipse Public License 2.0 which is available at
9 * http://www.eclipse.org/legal/epl-2.0
11 * SPDX-License-Identifier: EPL-2.0
13 package org.openhab.binding.elroconnects.internal.util;
15 import org.eclipse.jdt.annotation.NonNullByDefault;
16 import org.eclipse.jdt.annotation.Nullable;
19 * The {@link ElroConnectsUtil} contains a few utility methods for the ELRO Connects binding.
21 * @author Mark Herwege - Initial contribution
24 public final class ElroConnectsUtil {
26 public static int encode(int value) {
27 return (((value ^ 0xFFFFFFFF) + 0x10000) ^ 0x123) ^ 0x1234;
30 public static String stringOrEmpty(@Nullable String data) {
31 return (data == null ? "" : data);
34 public static int intOrZero(@Nullable Integer data) {
35 return (data == null ? 0 : data);